Works (106)

Updated: March 9th, 2026 07:27

2026 article

Alternative Hosts, Infested Soil, and Infected Roots Serve as Independent Sources of Ceratocystis fimbriata Inoculum and Drive Infection in Sweetpotato Slips

Avila, K., Stahr, M., & Quesada-Ocampo, L. M. (2026, February 16). Phytopathology, Vol. 2.

By: K. Avila n, M. Stahr* & L. Quesada-Ocampo n

topics (OpenAlex): Forest Insect Ecology and Management; Insect-Plant Interactions and Control; Plant Disease Resistance and Genetics
Sources: NC State University Libraries, NC State University Libraries
Added: March 3, 2026

2026 article

Discovery of a major QTL for resistance to Fusarium wilt ( Fusarium oxysporum f. sp. batatas ) in the hexaploid Covington sweetpotato

Fraher, S., Kinczyk, J., Siqueira Gesteira, G., Heim, C., Williamson, S., Olukolu, B. A., … Yencho, G. C. (2026, January 1). Crop Science, Vol. 1.

By: S. Fraher n, J. Kinczyk n, G. Siqueira Gesteira n, C. Heim n, S. Williamson n, B. Olukolu*, G. Silva Pereira*, M. Mollinari n ...

topics (OpenAlex): Plant Pathogens and Fungal Diseases; Plant Pathogenic Bacteria Studies; Plant Pathogens and Resistance
Sources: NC State University Libraries, NC State University Libraries
Added: February 2, 2026

2026 article

The USDA-SCRI CucCAP Projects: Building Genomic, Breeding and Disease Management Tools for Cucurbit Crops

Grumet, R., Fei, Z., Levi, A., Mazourek, M., McCreight, J., Quesada-Ocampo, L., … Wu, S. (2026, February 18). Journal of the American Society for Horticultural Science, Vol. 2.

By: R. Grumet*, Z. Fei*, A. Levi*, M. Mazourek*, J. McCreight*, L. Quesada-Ocampo n, Y. Weng*, S. Branham* ...

topics (OpenAlex): Advances in Cucurbitaceae Research; Plant Disease Management Techniques; Plant Disease Resistance and Genetics
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (OpenAlex)
Sources: NC State University Libraries, NC State University Libraries
Added: March 3, 2026

2025 article

Drosophila spp. (Diptera: Drosophilidae) bait evaluation for monitoring in sweetpotato storage facilities

Phillips, S., Moon, A., Ackerman, R., Panta, S., Quesada-Ocampo, L., & Huseth, A. S. (2025, September 12). (J. Lee, Ed.). Journal of Economic Entomology.

Ed(s): J. Lee

topics (OpenAlex): Insect behavior and control techniques; Forensic Entomology and Diptera Studies; Insect Pest Control Strategies
Source: ORCID
Added: September 12, 2025

2025 article

Bittersweet Challenges: Postharvest Disease Management in Sugarbeet and Sweetpotato

Morales, C., Avila, K., Bhatta, U., Bill, M., Bugingo, C., Buitrago-Acosta, M. C., … Quesada-Ocampo, L. M. (2025, March 26). Plant Disease.

By: C. Morales n, K. Avila n, U. Bhatta n, M. Bill*, C. Bugingo*, M. Buitrago-Acosta*, H. Collins n, S. Dangi* ...

MeSH headings : Plant Diseases / microbiology; Plant Diseases / prevention & control; Ipomoea batatas / microbiology; Crops, Agricultural / microbiology; Disease Resistance; Disease Management
topics (OpenAlex): Plant Pathogens and Fungal Diseases; Plant Disease Management Techniques; Banana Cultivation and Research
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (OpenAlex)
Sources: NC State University Libraries, NC State University Libraries
Added: March 4, 2026

2025 article

Characterization of Mycotoxin and Furanoterpenoid Production by Fusarium Species Infecting Sweetpotato

Bhatta, U., Standish, J. R., Baars, O., & Quesada-Ocampo, L. M. (2025, May 28). Phytopathology.

By: U. Bhatta n, J. Standish n, O. Baars n & L. Quesada-Ocampo n

MeSH headings : Fusarium / metabolism; Ipomoea batatas / microbiology; Plant Diseases / microbiology; Mycotoxins / metabolism; Fumonisins / metabolism; Fumonisins / analysis; Plant Roots / microbiology
topics (OpenAlex): Mycotoxins in Agriculture and Food; Plant Pathogens and Fungal Diseases; Plant Disease Resistance and Genetics
Source: ORCID
Added: September 16, 2025

2025 article

Diagnostic Guide for Geotrichum Sour Rot of Sweetpotato

Avila, K., Rosado-Rivera, Y., & Quesada-Ocampo, L. M. (2025, November 18). Plant Health Progress.

By: K. Avila n, Y. Rosado-Rivera n & L. Quesada-Ocampo n

topics (OpenAlex): Plant Pathogens and Fungal Diseases; Plant Pathogens and Resistance; Plant Disease Resistance and Genetics
Sources: NC State University Libraries, NC State University Libraries, ORCID
Added: November 19, 2025

2025 article

Fly Density Does Not Limit Ceratocystis fimbriata Transmission to Sweetpotato by Drosophila hydei , Revealed Through Molecular Diagnostics

Avila, K., Stahr, M., Lytle, A., Mascarenhas, J., Huseth, A., Bertone, M., & Quesada-Ocampo, L. M. (2025, October 12). Phytopathology.

By: K. Avila n, M. Stahr n, A. Lytle n, J. Mascarenhas n, A. Huseth n, M. Bertone n, L. Quesada-Ocampo n

topics (OpenAlex): Insect behavior and control techniques; Insect symbiosis and bacterial influences; Forest Insect Ecology and Management
Source: ORCID
Added: February 19, 2026

2025 article

Rotten to the Core: Challenges With Postharvest Disease Management of Fruit Crops

Cardenas, D. E., Aguilar, C., Bhatta, U., Bugingo, C., Cochran-Murray, S., Gazis, R., … Cano, L. M. (2025, March 21). Plant Disease.

By: D. Cardenas*, C. Aguilar*, U. Bhatta n, C. Bugingo*, S. Cochran-Murray n, R. Gazis*, T. Miles*, W. Jurick* ...

MeSH headings : Plant Diseases / microbiology; Plant Diseases / prevention & control; Fruit / microbiology; Crops, Agricultural / microbiology; Fungi / physiology
topics (OpenAlex): Date Palm Research Studies; Postharvest Quality and Shelf Life Management; Plant Pathogens and Fungal Diseases
Source: ORCID
Added: November 1, 2025

2024 article

Drosophila hydei as a Potential Vector of Ceratocystis fimbriata, the Causal Agent of Sweetpotato Black Rot, in Storage Facilities

Stahr, M., Lytle, A., Avila, K., Huseth, A. S., Bertone, M., & Quesada-Ocampo, L. M. (2024, April 26). Phytopathology, Vol. 7.

By: M. Stahr n, A. Lytle n, K. Avila n, A. Huseth n, M. Bertone n & L. Quesada-Ocampo n

author keywords: Ceratocystis fimbriata; disease control and pest management; fungal pathogens; postharvest pathology
MeSH headings : Animals; Ipomoea batatas / microbiology; Plant Diseases / microbiology; Drosophila / microbiology; Insect Vectors / microbiology; North Carolina; Ascomycota / physiology; Plant Roots / microbiology
topics (OpenAlex): Insect behavior and control techniques; Insect Pest Control Strategies; Forest Insect Ecology and Management
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
15. Life on Land (Web of Science)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: July 15, 2024

2024 article

Phytophthora nicotianae: A Quick Diagnostic Guide for Black Shank of Tobacco

Cochran, S., Quesada-Ocampo, L. M., Kerns, J. P., & Thiessen, L. D. (2024, January 1). Plant Health Progress, Vol. 5.

By: S. Cochran n, L. Quesada-Ocampo n, J. Kerns n & L. Thiessen n

author keywords: diagnostic guide; Nicotiana tabacum; oomycetes; Phytophthora nicotianae
topics (OpenAlex): Plant Pathogens and Resistance; Yeasts and Rust Fungi Studies; Plant Pathogens and Fungal Diseases
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
3. Good Health and Well-being (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: May 8, 2024

2024 article

A Diagnostic Guide for Fusarium Fruit Rot of Pumpkin and Winter Squash

Krasnow, C. S., Bhatta, U., Raphael, G., Quesada-Ocampo, L. M., & Ziv, C. (2024, January 1). Plant Health Progress, Vol. 10.

By: C. Krasnow*, U. Bhatta n, G. Raphael*, L. Quesada-Ocampo n & C. Ziv*

author keywords: <italic>Cucurbita</italic>; postharvest; soilborne; storage
topics (OpenAlex): Plant Pathogens and Fungal Diseases; Plant-Microbe Interactions and Immunity; Banana Cultivation and Research
Sources: ORCID, Web Of Science, NC State University Libraries
Added: October 22, 2024

2024 article

A Diagnostic Guide for Fusarium Root Rot of Sweetpotato

Bhatta, U., Krasnow, C., Ziv, C., & Quesada-Ocampo, L. M. (2024, November 21). Plant Health Progress, Vol. 5.

By: U. Bhatta n, C. Krasnow*, C. Ziv* & L. Quesada-Ocampo n

author keywords: FSSC; fungi; Fusarium solani; Fusarium solani species complex; Ipomoea batatas; Nectria haematococca; pathogen; postharvest disease; root vegetable; storage rot; tuber vegetable
topics (OpenAlex): Plant Pathogens and Fungal Diseases; Banana Cultivation and Research
Sources: ORCID, Web Of Science, NC State University Libraries
Added: May 13, 2025

2024 article

Assessing Pesticide Residue Levels in Sweetpotato Roots and Slips Treated with Fungicides for Management of Southern Blight and Circular Spot Disease Caused by Agroathelia rolfsii

Mascarenhas, J., Collins, H., Ahmed, K., Gannon, T., Almeyda, C., Thiessen, L., … Quesada-Ocampo, L. M. (2024, October 26). Plant Disease, Vol. 4.

By: J. Mascarenhas n, H. Collins n, K. Ahmed n, T. Gannon n, C. Almeyda n, L. Thiessen*, A. Huseth n, L. Quesada-Ocampo n

author keywords: chemical; fungi; vegetables
MeSH headings : Fungicides, Industrial / pharmacology; Fungicides, Industrial / analysis; Plant Diseases / microbiology; Plant Diseases / prevention & control; Ipomoea batatas / microbiology; Ipomoea batatas / chemistry; Pesticide Residues / analysis; Plant Roots / chemistry; Plant Roots / microbiology; Ascomycota / drug effects; North Carolina; Chromatography, High Pressure Liquid
topics (OpenAlex): Plant Disease Resistance and Genetics; Plant Pathogens and Fungal Diseases; Plant Pathogens and Resistance
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
15. Life on Land (Web of Science)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: April 2, 2025

2024 article

Development of a bionic hexapod robot with adaptive gait and clearance for enhanced agricultural field scouting

Zhang, Z., He, W., Wu, F., Quesada, L., & Xiang, L. (2024, September 18). Frontiers in Robotics and AI, Vol. 11.

By: Z. Zhang n, W. He n, F. Wu n, L. Quesada n & L. Xiang n

Contributors: Z. Zhang n, W. He n, F. Wu n, L. Quesada n & L. Xiang n

author keywords: precision agriculture; durability; energy efficiency; gait optimization; hexapod robot
topics (OpenAlex): Robotic Locomotion and Control; Modular Robots and Swarm Intelligence; Smart Agriculture and AI
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (OpenAlex)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: October 14, 2024

2024 article

Diagnostic Guide for Sclerotial Blight and Circular Spot of Sweetpotato

Mascarenhas, J., & Quesada-Ocampo, L. M. (2024, January 1). Plant Health Progress, Vol. 5.

By: J. Mascarenhas n & L. Quesada-Ocampo n

author keywords: Agroathelia rolfsii; circular spot; Ipomoea batatas; pathogenicity testing; southern blight
topics (OpenAlex): Plant Pathogens and Fungal Diseases; Plant pathogens and resistance mechanisms; Plant Disease Resistance and Genetics
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: June 1, 2024

2024 article

Effector Repertoire of the Sweetpotato Black Rot Fungal PathogenCeratocystis fimbriata

Parada-Rojas, C. H., Stahr, M., Childs, K. L., & Quesada-Ocampo, L. M. (2024, February 14). Molecular Plant-Microbe Interactions.

By: C. Parada-Rojas n, M. Stahr n, K. Childs* & L. Quesada-Ocampo n

MeSH headings : Ascomycota / genetics; Plant Breeding; Ceratocystis / genetics; Base Sequence
topics (OpenAlex): Forest Insect Ecology and Management; Plant Pathogens and Fungal Diseases; Insect behavior and control techniques
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
3. Good Health and Well-being (OpenAlex)
13. Climate Action (Web of Science)
Source: ORCID
Added: April 8, 2024

2024 article

Long-Read Sequencing Genome Assembly of Ceratocystis fimbriata Enables Development of Molecular Diagnostics for Sweetpotato Black Rot

Stahr, M. N., Parada-Rojas, C., Childs, K. L., Alfenas, R. F., Fernandes, F. M., Avila, K., & Quesada-Ocampo, L. M. (2024, January 24). Phytopathology.

author keywords: black rot; Ceratocystis fimbriata; molecular diagnostics; PacBio; postharvest
MeSH headings : Ipomoea batatas / microbiology; Plant Diseases / microbiology; Ascomycota / genetics; Ascomycota / isolation & purification; Genome, Fungal / genetics; Sequence Analysis, DNA; DNA, Fungal / genetics
topics (OpenAlex): Forest Insect Ecology and Management; Microbial Metabolism and Applications; Phytochemical compounds biological activities
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
15. Life on Land (Web of Science)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: June 22, 2024

2024 journal article

Occurrence and Distribution of Meloidogyne spp. in Fields Rotated with Sweetpotato and Host Range of a North Carolina Population of Meloidogyne enterolobii

Plant Disease, 108(9), 2855–2864.

By: T. Wong n, W. Ye*, L. Thiessen n, A. Huseth n, A. Gorny n & L. Quesada-Ocampo n

author keywords: disease management; nematodes; vegetables
MeSH headings : Tylenchoidea / physiology; Animals; Ipomoea batatas / parasitology; North Carolina; Plant Diseases / parasitology; Host Specificity; Soil / parasitology; Crops, Agricultural / parasitology; Plant Roots / parasitology
topics (OpenAlex): Nematode management and characterization studies; Legume Nitrogen Fixing Symbiosis; Soybean genetics and cultivation
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
13. Climate Action (Web of Science)
15. Life on Land (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries, Crossref
Added: September 8, 2024

2024 article

Open Access and Reproducibility in Plant Pathology Research: Guidelines and Best Practices

Grünwald, N. J., Bock, C. H., Chang, J. H., Souza, A. A. D., Ponte, E. M. D., Toit, L. J., … Zeng, Q. (2024, February 8). Phytopathology, Vol. 4.

By: N. Grünwald*, C. Bock, J. Chang*, A. Souza*, E. Ponte*, L. Toit*, A. Dorrance*, J. Dung* ...

author keywords: bioinformatics; computational biology; data science; epidemiology; genomics; microbiome; modeling; pathogen detection; population biology; techniques
MeSH headings : Reproducibility of Results; Plant Pathology; Publishing / standards; Guidelines as Topic; Access to Information; Information Dissemination
topics (OpenAlex): Research Data Management Practices
Sources: Web Of Science, NC State University Libraries
Added: April 29, 2024

2024 article

Sensitivity of Meloidogyne incognita, Fusarium oxysporum f. sp. niveum, and Stagonosporopsis citrulli to Succinate Dehydrogenase Inhibitors Used for Control of Watermelon Diseases

Wong, T. W., & Quesada-Ocampo, L. M. (2024, January 20). Plant Disease, Vol. 5.

By: T. Wong n & L. Quesada-Ocampo n

author keywords: chemical; disease management; fungi; nematodes; vegetables
MeSH headings : Fusarium / drug effects; Plant Diseases / parasitology; Plant Diseases / microbiology; Tylenchoidea / drug effects; Citrullus / microbiology; Citrullus / parasitology; Animals; Succinate Dehydrogenase / antagonists & inhibitors; Fungicides, Industrial / pharmacology; Enzyme Inhibitors / pharmacology; Antinematodal Agents / pharmacology
topics (OpenAlex): Nematode management and characterization studies; Plant Pathogens and Fungal Diseases; Fungal Plant Pathogen Control
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
13. Climate Action (Web of Science)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: June 1, 2024

2024 article

Temporal Dynamics of Two Genetically Diverse Downy Mildew Mitochondrial Clades on Cucumber Cultivars in South Carolina and Florida

Mandal, M. K., Turechek, W. W., Ikerd, J., Wallace, E., Quesada-Ocampo, L., & Kousik, C. S. (2024, November 11). Plant Health Progress, Vol. 4.

By: M. Mandal*, W. Turechek, J. Ikerd*, E. Wallace*, L. Quesada-Ocampo n & C. Kousik*

author keywords: <italic>Cucumis sativus</italic>; disease management; host resistance; oomycetes; population shift; <italic>Pseudoperonospora cubensis</italic>
topics (OpenAlex): Powdery Mildew Fungal Diseases; Advances in Cucurbitaceae Research; Plant Pathogens and Resistance
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
3. Good Health and Well-being (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: April 17, 2025

2023 article

Phytophthora capsici: Recent Progress on Fundamental Biology and Disease Management 100 Years After Its Description

Quesada-Ocampo, L. M., Parada-Rojas, C. H., Hansen, Z., Vogel, G., Smart, C., Hausbeck, M. K., … Lamour, K. (2023, May 31). Annual Review of Phytopathology, Vol. 61, pp. 185–208.

author keywords: oomycete; plant pathogen; vegetables; disease; fungicide resistance
MeSH headings : Phytophthora / genetics; Fungicides, Industrial / pharmacology; Disease Management; Biology; New Mexico; Plant Diseases / prevention & control
topics (OpenAlex): Plant Pathogens and Resistance; Plant Pathogens and Fungal Diseases; Plant-Microbe Interactions and Immunity
TL;DR: Recent findings regarding the biology, genetic diversity, disease management, fungicide resistance, host resistance, genomics, and effector biology of P. capsici are discussed. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
3. Good Health and Well-being (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: October 16, 2023

2023 article

Effect of Cucurbit Host, Production Region, and Season on the Population Structure of Pseudoperonospora cubensis in Florida

Shirley, A. M., Vallad, G. E., Quesada-Ocampo, L., Dufault, N., & Raid, R. (2023, August 29). Plant Disease, Vol. 2.

By: A. Shirley*, G. Vallad*, L. Quesada-Ocampo n, N. Dufault* & R. Raid*

author keywords: Cucurbitaceae; downy mildew; microsatellite markers; oomycetes
MeSH headings : United States; Seasons; Florida; Cucurbitaceae; Plant Diseases; Oomycetes / genetics; Peronospora; Cucumis sativus
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Powdery Mildew Fungal Diseases
TL;DR: This is the first study to characterize P. cubensis populations in Florida, evaluating the effect of cucurbit host and clade-type on isolate diversity and population structure, with implications for CDM management in Florida and other U.S. cucur Bit production areas. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: February 22, 2024

2023 article

Recent Advances and Challenges in Management of Colletotrichum orbiculare, the Causal Agent of Watermelon Anthracnose

Patel, T., Quesada-Ocampo, L. M., Wehner, T. C., Bhatta, B. P., Correa, E., & Malla, S. (2023, October 13). Horticulturae, Vol. 9.

By: T. Patel n, L. Quesada-Ocampo n, T. Wehner n, B. Bhatta*, E. Correa* & S. Malla*

author keywords: anthracnose; Colletotrichum orbiculare; watermelon
topics (OpenAlex): Plant Pathogens and Fungal Diseases; Plant Pathogens and Resistance; Plant Disease Resistance and Genetics
TL;DR: The history of watermelon anthracnose, taxonomy, morphology, and diversity in races of C. orbiculare, the genetics behind the pathogenesis, and the current advances in breeding and molecular efforts to elucidate anthracNose resistance are discussed. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: December 4, 2023

2022 article

Phytophthora capsici Populations Are Structured by Host, Geography, and Fluopicolide Sensitivity

Parada-Rojas, C. H., & Quesada-Ocampo, L. M. (2022, February 5). Phytopathology, Vol. 6.

By: C. Parada-Rojas n & L. Quesada-Ocampo n

author keywords: chemical control; disease control and pest management; oomycetes; population biology
MeSH headings : Bayes Theorem; Benzamides; Fungicides, Industrial / pharmacology; Geography; Phytophthora / genetics; Plant Breeding; Plant Diseases
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Plant Pathogens and Fungal Diseases; Powdery Mildew Fungal Diseases; Genetic and Environmental Crop Studies
TL;DR: It is discovered that North Carolina populations stratify by fluopicolide sensitivity with insensitive isolates experiencing nonrandom mating, highlighting the need for careful monitoring of local field populations, improve selection of relevant isolates for breeding efforts, and hypervigilant surveillance of resistance to different fungicides. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: June 16, 2022

2022 article

Phytophthora capsici, 100 Years Later: Research Mile Markers from 1922 to 2022

Sanogo, S., Lamour, K., Kousik, C. S., Lozada, D. N., Parada-Rojas, C. H., Quesada-Ocampo, L. M., … Miller, S. A. (2022, November 19). Phytopathology, Vol. 11.

author keywords: oospores; Phytophthora blight; Phytophthora capsici; sporangia; zoospores
MeSH headings : Phytophthora / genetics; Plant Diseases; Fungicides, Industrial; Capsicum
topics (OpenAlex): Plant Pathogens and Resistance; Plant Pathogens and Fungal Diseases; Plant Disease Resistance and Genetics
TL;DR: This review succinctly describes the salient mile markers of research on P. capsici with current perspectives on the pathogen's distribution, economic importance, epidemiology, genetics and genomics, fungicide resistance, host susceptibility, pathogenicity mechanisms, and management. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
3. Good Health and Well-being (OpenAlex)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: August 14, 2023

2022 article

Carboxylic Acid Amide but Not Quinone Outside Inhibitor Fungicide Resistance Mutations Show Clade-Specific Occurrence inPseudoperonospora cubensisCausing Downy Mildew in Commercial and Wild Cucurbits

D'Arcangelo, K. N., Wallace, E. C., Miles, T. D., & Quesada-Ocampo, L. M. (2022, August 3). Phytopathology, Vol. 8.

By: K. D'Arcangelo n, E. Wallace n, T. Miles* & L. Quesada-Ocampo n

author keywords: antimicrobial or fungicide resistance; disease control and pest management; oomycetes
MeSH headings : Fungicides, Industrial / pharmacology; Amides / pharmacology; Carboxylic Acids / pharmacology; Plant Diseases; Oomycetes / genetics; Peronospora; Mutation; Strobilurins / pharmacology; Quinones / pharmacology
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Fungal Plant Pathogen Control
TL;DR: This study used population analyses to determine the occurrence of fungicide resistance mutations to CAA and QoI fungicides in host-adapted clade 1 and clade 2 P. cubensis isolates, and revealed that CAA-resistant genotypes occurred more prominently in clades 2 and 3, with more sensitive genotypes observed in clade1. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: January 13, 2023

2022 article

Clade-Specific Monitoring of Airborne Pseudoperonospora spp. Sporangia Using Mitochondrial DNA Markers for Disease Management of Cucurbit Downy Mildew

Bello, J. C., Higgins, D. S., Sakalidis, M. L., Quesada-Ocampo, L. M., Martin, F., & Hausbeck, M. K. (2022, May 19). Phytopathology, Vol. 112, pp. 2110–2125.

By: J. Bello*, D. Higgins*, M. Sakalidis*, L. Quesada-Ocampo n, F. Martin* & M. Hausbeck*

author keywords: Burkard; fungicide; hop downy mildew; impaction traps; Pseudoperonospora humuli; P. cubensis; Rotorod; spore traps
MeSH headings : Cucumis sativus; DNA, Mitochondrial; Disease Management; Fungicides, Industrial / pharmacology; Genetic Markers; Oomycetes / genetics; Peronospora / genetics; Plant Diseases / prevention & control; Sporangia
topics (OpenAlex): Plant Pathogens and Resistance; Plant Pathogens and Fungal Diseases; Plant Disease Resistance and Genetics
TL;DR: Improved methodology for the monitoring of airborne Pseudoperonospora spp. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: September 27, 2022

2022 article

Development, Validation, and Utility of Species-Specific Diagnostic Markers for Detection of Peronospora belbahrii

Standish, J. R., Góngora-Castillo, E., Bowman, M. J., Childs, K. L., Tian, M., & Quesada-Ocampo, L. M. (2022, February 23). Phytopathology, Vol. 7.

author keywords: bioinformatics; disease control and pest management; genomics; oomycetes; pathogen detection
MeSH headings : Ocimum basilicum; Oomycetes / genetics; Peronospora / genetics; Plant Diseases; Plant Leaves
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Plant Pathogens and Fungal Diseases
TL;DR: In this study, a draft genome assembly and next generation sequencing reads for P. belbahrii, and publicly available DNAseq and RNAseq reads of several other downy mildew pathogens, were incorporated into a bioinformatics pipeline to predict P.BelBahrii-specific diagnostic markers and develop a highly sensitive probe-based real-time qPCR assay. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
3. Good Health and Well-being (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: July 2, 2022

2022 article

Plasma‐driven biocatalysis: In situ hydrogen peroxide production with an atmospheric pressure plasma jet increases the performance of OleTJE when compared to adding the same molar amount of hydrogen peroxide in bolus

Wapshott‐Stehli, H. L., Myers, B. G., Quesada, M. J. H., Grunden, A., & Stapelmann, K. (2022, February 3). Plasma Processes and Polymers, Vol. 2.

author keywords: atmospheric pressure plasma jet; biocatalysis; cytochrome P450 enzymes; hydrogen peroxide; plasma liquid chemistry
topics (OpenAlex): Plasma Applications and Diagnostics; Hemoglobin structure and function; Enzyme function and inhibition
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries, ORCID
Added: February 4, 2022

2021 article

A Comprehensive Characterization of Ecological and Epidemiological Factors Driving Perennation of Podosphaera macularis Chasmothecia on Hop (Humulus lupulus)

Weldon, W. A., Marks, M. E., Gevens, A. J., D’Arcangelo, K. N., Quesada-Ocampo, L. M., Parry, S., … Gadoury, D. M. (2021, April 8). Phytopathology, Vol. 11.

author keywords: chasmothecia; hop; overwintering; perennation; Podosphaera macularis; powdery mildew; primary infection
MeSH headings : Ascomycota / pathogenicity; Humulus / microbiology; Plant Diseases / microbiology
topics (OpenAlex): Powdery Mildew Fungal Diseases; Plant Pathogens and Fungal Diseases; Yeasts and Rust Fungi Studies
TL;DR: Observations suggest that existing early season disease management practices are especially crucial to controlling hop powdery mildew in the presence of P. macularis chasmothecia, and provide a baseline for the validation of weather driven models describing maturation and release of the organism's ascospores that can eventually be incorporated into hop disease management programs. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
13. Climate Action (Web of Science)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: November 8, 2021

2021 article

A Diagnostic Guide for Phytophthora capsici Infecting Vegetable Crops

Parada-Rojas, C. H., Granke, L. L., Naegele, R. P., Hansen, Z., Hausbeck, M. K., Kousik, C. S., … Quesada-Ocampo, L. M. (2021, January 1). Plant Health Progress, Vol. 8, pp. PHP-02–21-0027-.

author keywords: Phytophthora blight; oomycete; diagnostics; molecular identification; pathogen isolation; pathogenicity testing
topics (OpenAlex): Plant Pathogens and Resistance; Plant Pathogens and Fungal Diseases; Plant Disease Resistance and Genetics
TL;DR: This diagnostic guide describes methods to identify P. capsici infection based on disease symptoms and pathogen signs and outlines methods for molecular identification, pathogen isolation, storage of single-sporangium cultures, and Pathogenicity testing. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: August 31, 2021

2021 article

A Multiplex TaqMan qPCR Assay for Detection and Quantification of Clade 1 and Clade 2 Isolates of Pseudoperonospora cubensis and Pseudoperonospora humuli

Crandall, S. G., Ramon, M. L., Burkhardt, A. K., Rodriguez, J. C. B., Adair, N., Gent, D. H., … Martin, F. N. (2021, February 16). Plant Disease, Vol. 10.

author keywords: pathogen detection and quantification; downy mildew; cucurbits; hop
MeSH headings : Epidemiological Models; Oomycetes / genetics; Peronospora; Plant Diseases; Sporangia
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Plant Pathogens and Fungal Diseases
TL;DR: A highly specific multiplex TaqMan qPCR assay targeting unique sequences in the pathogens' mitochondrial genomes was developed that enables detection of all three taxa in a single multiplexed amplification. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
3. Good Health and Well-being (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: October 27, 2021

2021 article

Comparative Transcriptome Analysis of Two Contrasting Maize Inbred Lines Provides Insights on Molecular Mechanisms of Stalk Rot Resistance

Salcedo, A., Al-Haddad, J., Buell, C. R., Trail, F., Góngora-Castillo, E., & Quesada-Ocampo, L. (2021, May 7). PhytoFrontiers™, Vol. 10.

topics (OpenAlex): Mycotoxins in Agriculture and Food; Plant-Microbe Interactions and Immunity; Plant Disease Resistance and Genetics
TL;DR: A temporal transcriptome analysis of two maize inbred lines with contrasting responses to stalk rot using gene expression profiling revealed differential down-regulation of gene expression during the first two weeks in a resistant inbred line inoculated with F. graminearum. (via Semantic Scholar)
Source: ORCID
Added: October 21, 2021

2021 article

Duration of Downy Mildew Control Achieved with Fungicides on Cucumber Under Florida Field Conditions

Shirley, A. M., Vallad, G. E., Dufault, N., Raid, R., & Quesada-Ocampo, L. (2021, September 21). Plant Disease, Vol. 106, pp. 1167–1174.

By: A. Shirley*, G. Vallad*, N. Dufault*, R. Raid* & L. Quesada-Ocampo n

author keywords: cucumber; oomycetes; Pseudoperonospora cubensis; vegetables
MeSH headings : Cucumis sativus; Florida; Fungicides, Industrial / pharmacology; Oomycetes; Peronospora; Plant Diseases / prevention & control
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Powdery Mildew Fungal Diseases
TL;DR: Evaluating the field activity of eleven currently utilized fungicides was established by determining their duration of activity when applied at various intervals for the management of CDM in cucumber under Florida field conditions to potentially improve the development ofCDM management programs and slow resistance selection. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: March 30, 2022

2021 article

Fantastic Downy Mildew Pathogens and How to Find Them: Advances in Detection and Diagnostics

Salcedo, A. F., Purayannur, S., Standish, J. R., Miles, T., Thiessen, L., & Quesada-Ocampo, L. M. (2021, February 25). Plants, Vol. 10, p. 435.

By: A. Salcedo n, S. Purayannur n, J. Standish n, T. Miles*, L. Thiessen n & L. Quesada-Ocampo n

author keywords: downy mildews; molecular diagnostics; plant pathogens
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Powdery Mildew Fungal Diseases
TL;DR: This review provides an overview of molecular detection technologies and a practical guide for selecting the best approaches for diagnosis and highlights the importance of incorporating information on pathogen variability in virulence and fungicide resistance for disease management. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: February 27, 2021

2021 article

First Report of Downy Mildew Caused by Peronospora chenopodii-ambrosioidis on Epazote (Dysphania ambrosioides) in North Carolina

Purayannur, S., Munster, M. J., Bertone, M. A., & Quesada-Ocampo, L. M. (2021, January 1). Plant Health Progress, Vol. 22, pp. 384–386.

By: S. Purayannur n, M. Munster n, M. Bertone n & L. Quesada-Ocampo n

author keywords: oomycete; downy mildew; Peronospora; epazote
topics (OpenAlex): Plant Pathogens and Resistance; Yeasts and Rust Fungi Studies; Plant Pathogens and Fungal Diseases
TL;DR: The observation of downy mildew caused by Peronospora chenopodii-ambrosioidis on epazote (Dysphania ambrosioides) in North Carolina, U.S.A. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: August 23, 2021

2021 article

Full Issue PDF

(2021, January 1). Plant Health Progress.

By: C. Kousik, L. Quesada-Ocampo, A. Keinath, M. Hausbeck, L. Granke, R. Naegele, P. Ji

topics (OpenAlex): Plant Pathogens and Resistance; Plant-Microbe Interactions and Immunity; Nematode management and characterization studies
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: October 24, 2022

2021 article

Managing Stubborn Oomycete Plant Pathogens

Kousik, C. S., Quesada-Ocampo, L. M., Keinath, A., Hausbeck, M., Granke, L., Naegele, R., & Ji, P. (2021, January 1). Plant Health Progress.

topics (OpenAlex): Plant Pathogens and Resistance; Plant Pathogens and Fungal Diseases; Yeasts and Rust Fungi Studies
TL;DR: This first focus issue, titled Managing Stubborn Oomycete Plant Pathogens, Plant Health Progress has assembled an array of manuscripts on the biology and management of Phytophthora, Pythium, Pseudoperonospora, Peronosporiasis, and Aphanomyces spp. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: December 30, 2021

2021 journal article

Sweetpotato Root Development Influences Susceptibility to Black Rot Caused by the Fungal Pathogen Ceratocystis fimbriata

Phytopathology®, 111(9), 1660–1669.

By: C. Parada-Rojas n, K. Pecota n, C. Almeyda n, G. Yencho n & L. Quesada-Ocampo n

author keywords: disease resistance; fungal pathogens; postharvest pathology and mycotoxins
MeSH headings : Ceratocystis; Cross-Sectional Studies; Ipomoea batatas; Plant Diseases
topics (OpenAlex): Plant Pathogens and Fungal Diseases; Plant Pathogenic Bacteria Studies; Forest Insect Ecology and Management
TL;DR: The high significant correlation between storage root cross-section area and cross-sectional lesion ratio suggests the presence of an unfavorable environment for C. fimbriata as the storage root develops. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
15. Life on Land (Web of Science)
Sources: ORCID, Web Of Science, NC State University Libraries, Crossref
Added: October 5, 2021

2021 article

The hop downy mildew pathogen Pseudoperonospora humuli

Purayannur, S., Gent, D. H., Miles, T. D., Radišek, S., & Quesada‐Ocampo, L. M. (2021, May 4). Molecular Plant Pathology, Vol. 5.

By: S. Purayannur n, D. Gent*, T. Miles*, S. Radišek* & L. Quesada‐Ocampo n

author keywords: effectors; host resistance; obligate biotroph; oomycete management; oomycetes
MeSH headings : Disease Resistance; Fungicides, Industrial; Humulus / immunology; Humulus / parasitology; Oomycetes / physiology; Plant Diseases / immunology; Plant Diseases / parasitology; Plant Diseases / prevention & control
topics (OpenAlex): Plant Pathogens and Resistance; Yeasts and Rust Fungi Studies; Plant Pathogens and Fungal Diseases
TL;DR: This review summarizes the current knowledge on the symptoms of the disease, life cycle, virulence factors, and management of hop downy mildew, including various forecasting systems available in the world. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: May 5, 2021

2020 article

A Diagnostic Guide for Basil Downy Mildew

Standish, J. R., Raid, R. N., Pigg, S., & Quesada-Ocampo, L. M. (2020, January 1). Plant Health Progress, Vol. 21, pp. 77–81.

By: J. Standish n, R. Raid*, S. Pigg n & L. Quesada-Ocampo n

author keywords: Peronospora belbahrii; oomycete; Ocimum basilicum; biotroph; downy mildew
topics (OpenAlex): Plant Pathogens and Resistance; Plant Pathogens and Fungal Diseases; Yeasts and Rust Fungi Studies
TL;DR: The goal of this diagnostic guide is to outline the appropriate methods required to identify basil downy mildew based on the symptoms of the disease and signs of the pathogen. (via Semantic Scholar)
Source: ORCID
Added: September 8, 2020

2020 article

Assessment of fungicide product applications and program approaches for control of downy mildew on pickling cucumber in North Carolina

D'Arcangelo, K. N., Adams, M. L., Kerns, J. P., & Quesada-Ocampo, L. M. (2020, October 4). Crop Protection, Vol. 140, p. 105412.

By: K. D'Arcangelo n, M. Adams n, J. Kerns n & L. Quesada-Ocampo n

author keywords: Pseudoperonospora; Oomycete; Fungicide resistance; IPM; Management; Downy mildew
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Powdery Mildew Fungal Diseases
TL;DR: Analysis revealed that several single-site treatments were effective in the suppression of disease, including treatments that included oxathiapiprolin, cyazofamid, propamocarb, ethaboxam, fluazinam, and a mixture of mancozeb/zoxamide, when compared to the non-treated controls. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: October 5, 2020

2020 article

Clade-Specific Biosurveillance of Pseudoperonospora cubensis Using Spore Traps for Precision Disease Management of Cucurbit Downy Mildew

Rahman, A., Standish, J. R., D’Arcangelo, K. N., & Quesada-Ocampo, L. M. (2020, August 4). Phytopathology, Vol. 111, pp. 312–320.

By: A. Rahman n, J. Standish n, K. D’Arcangelo n & L. Quesada-Ocampo n

author keywords: disease control and pest management; epidemiology; oomycetes; pathogen detection
MeSH headings : Biosurveillance; Cucurbitaceae; Disease Management; North Carolina; Oomycetes / genetics; Plant Diseases; Spores
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Plant Pathogens and Fungal Diseases
TL;DR: A multiplex qPCR assay was developed based on species- and clade-specific nuclear genomic markers that will significantly improve disease management of CDM by monitoring inoculum levels to determine the cucurbit crops at risk of infection throughout each growing season. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
3. Good Health and Well-being (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: January 17, 2021

2020 article

Diagnostic Guide for Cucurbit Downy Mildew

Salcedo, A., Hausbeck, M., Pigg, S., & Quesada-Ocampo, L. M. (2020, January 1). Plant Health Progress, Vol. 21, pp. 166–172.

By: A. Salcedo n, M. Hausbeck*, S. Pigg n & L. Quesada-Ocampo n

topics (OpenAlex): Plant Pathogens and Resistance; Powdery Mildew Fungal Diseases; Plant Disease Resistance and Genetics
TL;DR: The objective of this diagnostic guide is to describe the current taxonomy, host, geographic range, symptoms, and signs as well as effective techniques for pathogen identification, evaluation, isolation, and storage for P. cubensis. (via Semantic Scholar)
Source: ORCID
Added: September 8, 2020

2020 article

Effects of Water Temperature, Inoculum Concentration and Age, and Sanitizers on Infection of Ceratocystis fimbriata, Causal Agent of Black Rot in Sweetpotato

Stahr, M. N., & Quesada-Ocampo, L. M. (2020, October 20). Plant Disease, Vol. 105, pp. 1365–1372.

By: M. Stahr n & L. Quesada-Ocampo n

author keywords: cultural and biological practices; disease development and spread; disease management; epidemiology; fungi; integrated pest management; maximum residue limit; MRL; vegetables
MeSH headings : Ceratocystis; Ipomoea batatas; Temperature; Water
topics (OpenAlex): Forest Insect Ecology and Management; Biological Control of Invasive Species; Nephrotoxicity and Medicinal Plants
TL;DR: If packing line dump tanks are improperly managed, they can aid C. fimbriata dispersal through the build-up of inoculum as infected roots are unknowingly washed after storage, and chlorine-based sanitizers can reduce infection when applied after root washing and not in the presence of high organic matter typically found in dump tanks. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
13. Climate Action (Web of Science)
15. Life on Land (Web of Science)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: March 31, 2021

2020 article

First Report of Bacterial Root Rot, Caused by Dickeya dadantii, on Sweetpotato (Ipomoea batatas) in North Carolina

Stahr, M. N., Butler, S., Huerta, A. I., Ritchie, D. F., & Quesada-Ocampo, L. M. (2020, May 6). Plant Disease, Vol. 104, pp. 2723–2723.

By: M. Stahr n, S. Butler n, A. Huerta n, D. Ritchie n & L. Quesada-Ocampo n

author keywords: prokaryotes; vegetables; epidemiology; disease development and spread
topics (OpenAlex): Plant Pathogenic Bacteria Studies; Plant Pathogens and Fungal Diseases; Plant Disease Resistance and Genetics
Source: ORCID
Added: September 8, 2020

2020 article

First Report of Downy Mildew, Caused by Peronospora effusa, on Spinach (Spinacia oleracea) in North Carolina

Standish, J. R., Sharpe, S., Butler, S., Quesada-Ocampo, L. M., & Meadows, I. (2020, January 1). Plant Health Progress, Vol. 21, pp. 194–196.

By: J. Standish n, S. Sharpe n, S. Butler n, L. Quesada-Ocampo n & I. Meadows n

author keywords: oomycete; downy mildew; Peronospora effusa; spinach
topics (OpenAlex): Plant Pathogens and Resistance; Plant Pathogens and Fungal Diseases; Yeasts and Rust Fungi Studies
TL;DR: The morphology of sporangiophores and sporangia was characterized, and the internal transcribed spacer region and cytochrome oxidase I sequences were compared to confirm pathogen identity. (via Semantic Scholar)
Source: ORCID
Added: September 8, 2020

2020 article

Hop Downy Mildew Caused by Pseudoperonospora humuli: A Diagnostic Guide

Purayannur, S., Miles, T. D., Gent, D. H., Pigg, S., & Quesada-Ocampo, L. M. (2020, January 1). Plant Health Progress, Vol. 21, pp. 173–179.

By: S. Purayannur n, T. Miles*, D. Gent*, S. Pigg n & L. Quesada-Ocampo n

author keywords: Pseudoperonospora humuli; oomycete; hop downy mildew
topics (OpenAlex): Powdery Mildew Fungal Diseases; Plant Pathogens and Resistance; Hops Chemistry and Applications
TL;DR: An overview of the pathogen, the host range and geographical distribution, and the means to diagnose the disease is presented and the procedures for laboratory propagation and maintenance of isolates are presented. (via Semantic Scholar)
Source: ORCID
Added: September 8, 2020

2020 article

Population Analyses Reveal Two Host-Adapted Clades of Pseudoperonospora cubensis, the Causal Agent of Cucurbit Downy Mildew, on Commercial and Wild Cucurbits

Wallace, E. C., D’Arcangelo, K. N., & Quesada-Ocampo, L. M. (2020, April 21). Phytopathology, Vol. 110, pp. 1578–1587.

By: E. Wallace n, K. D’Arcangelo n & L. Quesada-Ocampo n

author keywords: mycology; population biology
MeSH headings : Cucurbitaceae; North Carolina; Oomycetes; Peronospora; Plant Diseases
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Plant Pathogens and Fungal Diseases
TL;DR: Findings have implications for disease management because clade-specific factors such as host susceptibility and inoculum availability of each clade by region may influence P. cubensis outbreaks in different commercial cucurbits, timing of fungicide applications, and phenotyping for breeding efforts. (via Semantic Scholar)
Source: ORCID
Added: September 8, 2020

2020 article

Sensitivity of Fusarium oxysporum f. sp. niveum to Prothioconazole and Pydiflumetofen In Vitro and Efficacy for Fusarium Wilt Management in Watermelon

Miller, N. F., Standish, J. R., & Quesada-Ocampo, L. M. (2020, January 1). Plant Health Progress, Vol. 21, pp. 13–18.

By: N. Miller n, J. Standish n & L. Quesada-Ocampo n

author keywords: Fusarium wilt; fungicide sensitivity; triazole; SDHI; watermelon
topics (OpenAlex): Plant Pathogens and Fungal Diseases; Plant Disease Management Techniques; Plant Disease Resistance and Genetics
TL;DR: Pydiflumetofen is validated as an effective management option for Fusarium wilt of watermelon, confirm previously observed efficacy of prothioconazole, and provide current evidence of pathogen sensitivity to these fungicides in North Carolina. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
13. Climate Action (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: March 30, 2020

2020 article

The CucCAP project: leveraging applied genomics to improve disease resistance in cucurbit crops

Grumet, R., Fei, Z., Levi, A., Mazourek, M., McCreight, J. D., Schultheis, J., … Wintermantel, W. M. (2020, October 1). Acta Horticulturae.

By: R. Grumet, Z. Fei, A. Levi, M. Mazourek, J. McCreight, J. Schultheis*, Y. Weng, M. Hausbeck ...

author keywords: cucumber; Citrullus; Cucumis; Cucurbita; melon; squash; pumpkin; watermelon; core collections
topics (OpenAlex): Advances in Cucurbitaceae Research; Plant Virus Research Studies; Cocoa and Sweet Potato Agronomy
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (OpenAlex)
13. Climate Action (Web of Science)
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: November 1, 2021

2020 article

The Effector Repertoire of the Hop Downy Mildew Pathogen Pseudoperonospora humuli

Purayannur, S., Cano, L. M., Bowman, M. J., Childs, K. L., Gent, D. H., & Quesada-Ocampo, L. M. (2020, August 11). Frontiers in Genetics, Vol. 11.

By: S. Purayannur n, L. Cano n, M. Bowman*, K. Childs*, D. Gent* & L. Quesada-Ocampo n

author keywords: downy mildew; Pseudoperonospora; secretome; effectors; RXLR
topics (OpenAlex): Powdery Mildew Fungal Diseases; Plant Pathogens and Resistance; Plant Pathogens and Fungal Diseases
TL;DR: A set of P. humuli core effectors are identified that showed transcript evidence in all tested isolates and elevated expression during infection and are ideal candidates for functional analysis and effector-assisted breeding to develop DM resistant hop cultivars. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: September 21, 2020

2020 article

Vine Removal Prior to Harvest, and Curing Duration and Temperature Affect the Incidence and Severity of Internal Necrosis in ‘Covington’ Sweetpotato

Espinosa Baselga, F. M., Schultheis, J. R., Boyette, M. D., Quesada-Ocampo, L. M., Starke, K. D., & Monks, D. W. (2020, August 7). HortTechnology, Vol. 30, pp. 544–551.

By: F. Espinosa Baselga n, J. Schultheis n, M. Boyette n, L. Quesada-Ocampo n, K. Starke n & D. Monks n

author keywords: Ipomoea batatas; mowing; preharvest; postharvest; potassium fertilizer; storage; vine snatching
topics (OpenAlex): Plant Disease Management Techniques; Plant Pathogens and Fungal Diseases; Plant Disease Resistance and Genetics
TL;DR: Preharvest potash fertilizer treatments had minimal or no effect on occurrence of internal necrosis, however, mowing vines before harvest in several studies reduced IN incidence when roots were cured for more than 0.5 week at temperatures of at least 75 °F. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: November 2, 2020

2019 article

Assessing the Role of Temperature, Inoculum Density, and Wounding on Disease Progression of the Fungal Pathogen Ceratocystis fimbriata Causing Black Rot in Sweetpotato

Stahr, M., & Quesada-Ocampo, L. M. (2019, September 10). Plant Disease, Vol. 104, pp. 930–937.

By: M. Stahr n & L. Quesada-Ocampo n

author keywords: causal agent; crop type; cultural and biological practices; disease development and spread; disease management; epidemiology; fungi; vegetables
MeSH headings : Ascomycota; Disease Progression; Humans; Ipomoea batatas; Temperature
topics (OpenAlex): Plant Pathogens and Fungal Diseases; Forest Insect Ecology and Management; Yeasts and Rust Fungi Studies
TL;DR: This study found 29 and 23°C to be the optimal temperature for black rot disease development and sporulation, respectively and suggested tighter regulation of curing and storage conditions and better postharvest handling of sweetpotato roots to avoid unnecessary wounding. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
15. Life on Land (Web of Science)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: April 6, 2020

2019 article

Black Rot of Sweetpotato: A Comprehensive Diagnostic Guide

Stahr, M. N., & Quesada-Ocampo, L. M. (2019, January 1). Plant Health Progress, Vol. 20, pp. 255–260.

By: M. Stahr n & L. Quesada-Ocampo n

author keywords: mycology; Ipomoea batatas; Ceratocystis fimbriata; pathogenicity testing
topics (OpenAlex): Plant Pathogens and Fungal Diseases; Mycorrhizal Fungi and Plant Interactions; Forest Insect Ecology and Management
TL;DR: The objective for this diagnostic guide is to provide information about effective techniques for pathogen isolation, identification, storage, and pathogenicity testing as well as describe the host and geographic range, taxonomy, and disease in sweetpotato. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
15. Life on Land (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: March 30, 2020

2019 article

Characterizing Sources of Resistance to Phytophthora Blight of Pepper Caused by Phytophthora capsici in North Carolina

Parada-Rojas, C. H., & Quesada-Ocampo, L. M. (2019, January 1). Plant Health Progress, Vol. 20, pp. 112–119.

By: C. Parada-Rojas n & L. Quesada-Ocampo n

author keywords: pepper; host resistance; Phytophthora; field and greenhouse vegetables
topics (OpenAlex): Plant Pathogens and Resistance; Plant Pathogens and Fungal Diseases; Plant Disease Resistance and Genetics
TL;DR: Overall, highly resistant cultivars tended to respond similarly to field mix inoculations and greenhouse single isolate inoculations as well as the cultivars Martha-R, Meeting, and Intruder. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: March 30, 2020

2019 article

First Report of Fusarium Wilt of Blackberry Caused by Fusarium oxysporum f. sp. mori in North Carolina

Pastrana, A. M., Cline, W. O., Wong, T. W., Watson, D. C., Mercier, J., Ivors, K., … Gordon, T. R. (2019, December 10). Plant Disease, Vol. 104, p. 971.

By: A. Pastrana*, W. Cline n, T. Wong n, D. Watson*, J. Mercier*, K. Ivors*, J. Broome*, L. Quesada-Ocampo n, T. Gordon*

author keywords: Fusarium oxysporum; blackberry; North Carolina; first report
topics (OpenAlex): Plant Pathogens and Fungal Diseases; Mycorrhizal Fungi and Plant Interactions; Yeasts and Rust Fungi Studies
Source: ORCID
Added: September 8, 2020

2019 article

Genome Sequencing and Transcriptome Analysis of the Hop Downy Mildew PathogenPseudoperonospora humuliReveal Species-Specific Genes for Molecular Detection

Rahman, A., Góngora-Castillo, E., Bowman, M. J., Childs, K. L., Gent, D. H., Martin, F. N., & Quesada-Ocampo, L. M. (2019, April 2). Phytopathology, Vol. 109, pp. 1354–1366.

MeSH headings : Gene Expression Profiling; Humulus; Oomycetes / genetics; Oomycetes / pathogenicity; Peronospora; Plant Diseases / microbiology
topics (OpenAlex): Plant Pathogens and Resistance; Powdery Mildew Fungal Diseases; Plant Disease Resistance and Genetics
TL;DR: Candidate markers identified through comparative genomics can be used for pathogen diagnostics in propagation material, such as rhizomes and vegetative cuttings, or adapted for biosurveillance of airborne sporangia, an important source of inoculum in hop downy mildew epidemics. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: April 20, 2020

2018 article

Analysis of microsatellites from transcriptome sequences of Phytophthora capsici and applications for population studies

Parada-Rojas, C. H., & Quesada-Ocampo, L. M. (2018, March 26). Scientific Reports, Vol. 8.

By: C. Parada-Rojas n & L. Quesada-Ocampo n

MeSH headings : Disease Resistance / genetics; Genetics, Population; Genome, Plant / genetics; Microsatellite Repeats / genetics; Oomycetes / genetics; Oomycetes / pathogenicity; Phytophthora / genetics; Phytophthora / pathogenicity; Plant Diseases / genetics; Plant Diseases / microbiology; Polymorphism, Genetic; Transcriptome / genetics
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Genetic diversity and population structure
TL;DR: The authors' findings highlight the usefulness of these 12 microsatellites to characterize the population structure of P. capsici and potential transferability to closely-related Phytophthora spp. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2018 article

Population Structure of Pythium ultimum from Greenhouse Floral Crops in Michigan

Múnera, J. D. C., Quesada-Ocampo, L. M., Rojas, A., Chilvers, M. I., & Hausbeck, M. K. (2018, October 15). Plant Disease, Vol. 103, pp. 859–867.

MeSH headings : Genotype; Michigan; Plant Diseases / microbiology; Plants / microbiology; Population Dynamics; Pythium / classification; Pythium / genetics; Seedlings
topics (OpenAlex): Plant Pathogens and Resistance; Plant Pathogens and Fungal Diseases; Plant-Microbe Interactions and Immunity
TL;DR: A clonal population is revealed, with limited differentiation among seasons, hosts, and counties sampled, and the presence of common genotypes among counties suggests that there is an exchange of infected plant material among greenhouse facilities, or thatthere is a common source of inoculum coming to the region. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: May 13, 2019

2017 article

Advances in Diagnostics of Downy Mildews: Lessons Learned from Other Oomycetes and Future Challenges

Crandall, S. G., Rahman, A., Quesada-Ocampo, L. M., Martin, F. N., Bilodeau, G. J., & Miles, T. D. (2017, October 30). Plant Disease, Vol. 102, pp. 265–275.

MeSH headings : Oomycetes / classification; Oomycetes / genetics; Peronospora / classification; Peronospora / genetics; Plant Diseases / etiology; Plant Diseases / microbiology
topics (OpenAlex): Plant Pathogens and Resistance; Plant Pathogens and Fungal Diseases; Plant Disease Resistance and Genetics
TL;DR: Recent advances in diagnostic tools that can be used to detect downy mildew remain understudied and advances in molecular detection techniques hold promise for rapid and in some cases, relatively inexpensive diagnosis. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
3. Good Health and Well-being (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2017 article

Analysis of microsatellites from the transcriptome of downy mildew pathogens and their application for characterization ofPseudoperonosporapopulations

Wallace, E. C., & Quesada-Ocampo, L. M. (2017, May 2). PeerJ, Vol. 5.

By: E. Wallace n & L. Quesada-Ocampo n

author keywords: Pseudoperonospora cubensis; Downy mildew; Simple Sequence Repeats; Microsatellites; Comparative genomics; Population genetics
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Powdery Mildew Fungal Diseases
TL;DR: Analysis of Pseudoperonospora isolates from diverse hosts and locations revealed higher diversity in P. cubensis compared to P. humuli isolates, and compared the microsatellite repertoire of P.Cubensis to that of the model organism Hyaloper onospora arabidopsidis, which causes downy mildew in Arabidopsis. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2017 journal article

Examining the population structure of the cucurbit downy mildew pathogen, Pseudoperonospora cubensis, by host, location and time

Phytopathology, 107(7), 6–6.

By: E. Wallace & L. Quesada-Ocampo

Source: NC State University Libraries
Added: August 6, 2018

2017 article

Genetic Diversity, Fungicide Sensitivity, and Host Resistance to Ceratocystis fimbriata Infecting Sweetpotato in North Carolina

Scruggs, A. C., Basaiah, T., Adams, M. L., & Quesada-Ocampo, L. M. (2017, January 17). Plant Disease, Vol. 101, pp. 994–1001.

By: A. Scruggs n, T. Basaiah, M. Adams n & L. Quesada-Ocampo n

topics (OpenAlex): Plant Pathogens and Fungal Diseases; Forest Insect Ecology and Management; Powdery Mildew Fungal Diseases
TL;DR: Low efficacy of dicloran, as well as a range of EC50 values among isolates, suggests potential resistance to this commonly applied fungicide. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2017 article

Molecular approaches for biosurveillance of the cucurbit downy mildew pathogen, Pseudoperonospora cubensis

Rahman, A., Miles, T. D., Martin, F. N., & Quesada-Ocampo, L. M. (2017, July 3). Canadian Journal of Plant Pathology, Vol. 39, pp. 282–296.

By: A. Rahman n, T. Miles*, F. Martin* & L. Quesada-Ocampo n

author keywords: biosurveillance; diagnostics; downy mildew; genomics; next generation sequencing; oomycetes
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Plant Pathogenic Bacteria Studies
TL;DR: Approaches to identify unique loci for rapid molecular diagnostics using genomic data, to develop molecular diagnostic tools that discriminate economically important pathogen alleles, and how to use moleculardiagnostics with current and future spore trap strategies for biosurveillance purposes of important downy mildew pathogens are discussed. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2017 journal article

Resurgence of cucurbit downy mildew in the United States: Insights from comparative genomic analysis of Pseudoperonospora cubensis

Ecology and Evolution, 7(16), 6231–6246.

By: A. Thomas n, I. Carbone n, K. Choe n, L. Quesada-Ocampo n & P. Ojiambo n

author keywords: coalescent analysis; cucurbits; disease resurgence; downy mildew; lineage; phylogenetic analysis
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Plant Pathogens and Fungal Diseases; Yeasts and Rust Fungi Studies
TL;DR: P. cubensis is associated with the resurgence of CDM on cucumber in the United States and its presence in two distinct evolutionary lineages (lineages I and II) is confirmed. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: August 6, 2018

2017 journal article

Using genomics approaches for rapid development of species-specific diagnostics for cucurbit downy mildew

Canadian Journal of Plant Pathology, 39(1), 106–106.

By: L. Quesada-Ocampo

Source: NC State University Libraries
Added: August 6, 2018

2016 article

Cultural, Chemical, and Alternative Control Strategies for Rhizopus Soft Rot of Sweetpotato

Scruggs, A. C., & Quesada-Ocampo, L. M. (2016, April 7). Plant Disease, Vol. 4, pp. 1532–1540.

By: A. Scruggs n & L. Quesada-Ocampo n

topics (OpenAlex): Plant Pathogens and Fungal Diseases; Plant Disease Management Techniques; Plant Pathogenic Bacteria Studies
TL;DR: Understanding the epidemiological factors favoring Rhizopus soft rot and identifying alternative control strategies allow for improved recommendations to limit postharvest losses in sweetpotato. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
3. Good Health and Well-being (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2016 article

Etiology and Epidemiological Conditions Promoting Fusarium Root Rot in Sweetpotato

Scruggs, A. C., & Quesada-Ocampo, L. M. (2016, April 7). Phytopathology, Vol. 4, pp. 909–919.

By: A. Scruggs* & L. Quesada-Ocampo n

MeSH headings : Environment; Extinction, Biological; Fusarium; Ipomoea batatas / microbiology; North Carolina; Phylogeny; Plant Diseases / microbiology; Plant Roots / microbiology
topics (OpenAlex): Plant Pathogens and Fungal Diseases; Mycotoxins in Agriculture and Food; Plant Disease Resistance and Genetics
TL;DR: This study characterizes the etiology and epidemiology of Fusarium root rot in sweetpotato, which allows for improved disease management recommendations to limit postharvest losses to this disease. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
3. Good Health and Well-being (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2016 article

Powdery Mildew Caused by Podosphaera macularis on Hop (Humulus lupulus) in North Carolina

Wolfenbarger, S. N., Quesada-Ocampo, L. M., & Gent, D. H. (2016, February 11). Plant Disease, Vol. 100, p. 1245.

By: S. Wolfenbarger*, L. Quesada-Ocampo n & D. Gent*

topics (OpenAlex): Powdery Mildew Fungal Diseases; Plant Pathogens and Resistance; Yeasts and Rust Fungi Studies
TL;DR: Hop (Humulus lupulus L.) production recently has expanded across the United States to include areas of the country that have not previously grown hop commercially, and occurrence of the disease on Cascade was of particular concern because Cascade is thought to possess some resistance to powdery mildew, although Cascade-adapted strains of P. macularis have been detected in the U.S. Pacific Northwest. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
13. Climate Action (Web of Science)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2016 article

Regional and Temporal Population Structure of Pseudoperonospora cubensis in Michigan and Ontario

Naegele, R. P., Quesada-Ocampo, L. M., Kurjan, J. D., Saude, C., & Hausbeck, M. K. (2016, January 6). Phytopathology, Vol. 106, pp. 372–379.

By: R. Naegele n, L. Quesada-Ocampo n, J. Kurjan n, C. Saude n & M. Hausbeck n

MeSH headings : Cluster Analysis; Cucurbitaceae / microbiology; Genetic Markers; Genetic Variation; Genetics, Population; Geography; Michigan; Microsatellite Repeats / genetics; Ontario; Oomycetes / genetics; Oomycetes / isolation & purification; Plant Diseases / microbiology; Sporangia
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Plant Pathogens and Fungal Diseases
TL;DR: The Michigan and Canada populations were significantly differentiated, and a unique genetic cluster was detected in Michigan, which is believed to be the first of its kind in the world. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2016 article

Susceptibility of Maize to Stalk Rot Caused by Fusarium graminearum Deoxynivalenol and Zearalenone Mutants

Quesada-Ocampo, L. M., Al-Haddad, J., Scruggs, A. C., Buell, C. R., & Trail, F. (2016, April 7). Phytopathology, Vol. 106, pp. 920–927.

By: L. Quesada-Ocampo*, J. Al-Haddad*, A. Scruggs*, C. Buell* & F. Trail*

MeSH headings : DNA, Plant / genetics; Fusarium / genetics; Fusarium / metabolism; Gene Expression Regulation, Fungal / physiology; Genetic Predisposition to Disease; Mutation; Plant Diseases / microbiology; Trichothecenes / genetics; Trichothecenes / metabolism; Zea mays / genetics; Zea mays / microbiology; Zearalenone / genetics; Zearalenone / metabolism
topics (OpenAlex): Mycotoxins in Agriculture and Food; Plant Disease Resistance and Genetics; Plant Pathogens and Fungal Diseases
TL;DR: Findings are an additional step toward breeding maize inbreds suitable for planting in fields infested with F. graminearum, and establish whether deoxynivalenol (DON)- and zearalenone (ZEA)-deficient strains are pathogenic on a panel of diverse inbredS. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2016 article

Using Next-Generation Sequencing to Develop Molecular Diagnostics for Pseudoperonospora cubensis, the Cucurbit Downy Mildew Pathogen

Withers, S., Gongora-Castillo, E., Gent, D., Thomas, A., Ojiambo, P. S., & Quesada-Ocampo, L. M. (2016, June 17). Phytopathology, Vol. 10, pp. 1105–1116.

By: S. Withers, E. Gongora-Castillo, D. Gent, A. Thomas, P. Ojiambo* & L. Quesada-Ocampo n

MeSH headings : Cucurbitaceae / parasitology; Genetic Markers / genetics; Genomics; High-Throughput Nucleotide Sequencing / methods; Host Specificity; Oomycetes / genetics; Oomycetes / isolation & purification; Plant Diseases / parasitology; Plant Leaves / parasitology; Real-Time Polymerase Chain Reaction; Sequence Analysis, DNA; Species Specificity
topics (OpenAlex): Plant Pathogens and Resistance; Plant Pathogens and Fungal Diseases; Plant Disease Resistance and Genetics
TL;DR: Seven diagnostic markers were found to be specific to P. cubensis that could be used for pathogen diagnostics on infected tissue, or adapted for monitoring airborne inoculum with real-time PCR and spore traps. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2015 article

Characterization, Virulence, Epidemiology, and Management of Anthracnose in Celery

Rodriguez-Salamanca, L. M., Quesada-Ocampo, L. M., Naegele, R. P., & Hausbeck, M. K. (2015, February 17). Plant Disease, Vol. 99, pp. 1832–1840.

topics (OpenAlex): Plant Pathogens and Fungal Diseases; Plant Pathogens and Resistance; Powdery Mildew Fungal Diseases
TL;DR: The pathogen Colletotrichum acutatum species complex had not been previously associated with celery in Michigan before this study, and the pathogen's genotype and phenotype were characterized, the influence of environmental conditions determined, and fungicides tested. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2015 article

Epidemiology and Population Biology of Pseudoperonospora cubensis: A Model System for Management of Downy Mildews

Ojiambo, P. S., Gent, D. H., Quesada-Ocampo, L. M., Hausbeck, M. K., & Holmes, G. J. (2015, May 23). Annual Review of Phytopathology, Vol. 53, pp. 223–246.

By: P. Ojiambo n, D. Gent*, L. Quesada-Ocampo n, M. Hausbeck* & G. Holmes*

author keywords: Bayesian prediction; disease management; genomics; mating type; pathotype; risk assessment
MeSH headings : Crop Production; Cucurbitaceae / microbiology; Oomycetes / physiology; Plant Diseases / microbiology
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Yeasts and Rust Fungi Studies
TL;DR: Uncertainty remains regarding the role of locally produced inoculum in disease outbreaks, but evidence suggests multiple sources of primary inoculum could be important and concepts and approaches developed in this pathosystem can guide future efforts when responding to incursions of new or reemerging downy mildew pathogens. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
3. Good Health and Well-being (OpenAlex)
Source: ORCID
Added: December 19, 2019

2015 review

Epidemiology and population biology of Pseudoperonospora cubensis: A model system for management of downy mildews

[Review of ]. Annual review of phytopathology, vol 53, 53, 223–246.

By: P. Ojiambo, D. Gent, L. Quesada-Ocampo, M. Hausbeck & G. Holmes

Source: NC State University Libraries
Added: August 6, 2018

2015 article

First Report of Plasmopara aff. australis on Luffa cylindrica in the United States

Wallace, E., Choi, Y. J., Thines, M., & Quesada-Ocampo, L. M. (2015, October 15). Plant Disease, Vol. 100, pp. 537–537.

By: E. Wallace n, Y. Choi*, M. Thines* & L. Quesada-Ocampo n

topics (OpenAlex): Plant Pathogens and Resistance; Peanut Plant Research Studies; Plant Disease Management Techniques
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2015 article

First Report of Downy Mildew on Buffalo Gourd (Cucurbita foetidissima) Caused by Pseudoperonospora cubensis in North Carolina

Wallace, E., Adams, M., & Quesada-Ocampo, L. M. (2015, June 15). Plant Disease, Vol. 99, pp. 1861–1861.

By: E. Wallace n, M. Adams n & L. Quesada-Ocampo n

topics (OpenAlex): Plant Pathogens and Resistance; Powdery Mildew Fungal Diseases; Yeasts and Rust Fungi Studies
Source: ORCID
Added: September 8, 2020

2015 article

First Report of Phytophthora Fruit Rot on Bitter Gourd (Mormodica charantia) and Sponge Gourd (Luffa cylindrica) Caused by Phytophthora capsici

Kousik, C. S., Parada, C., & Quesada-Ocampo, L. (2015, January 1). Plant Health Progress.

By: C. Kousik*, C. Parada n & L. Quesada-Ocampo n

topics (OpenAlex): Plant Pathogens and Resistance; Plant Pathogens and Fungal Diseases; Plant Disease Resistance and Genetics
TL;DR: The pathogen was identified as Phytophthora capsici on the basis of sporangia morphology and amplification of the ITS region using specific PCR primers and confirmation of the pathogen as P. capsici was done by PCR amplification and sequencing of 12 specific regions. (via Semantic Scholar)
Source: ORCID
Added: September 8, 2020

2015 article

Resistance to Crown and Root Rot Caused by Phytophthora capsici in a Tomato Advanced Backcross of Solanum habrochaites and Solanum lycopersicum

Quesada-Ocampo, L. M., Vargas, A. M., Naegele, R. P., Francis, D. M., & Hausbeck, M. K. (2015, December 9). Plant Disease, Vol. 100, pp. 829–835.

By: L. Quesada-Ocampo n, A. Vargas n, R. Naegele n, D. Francis n & M. Hausbeck n

topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Potato Plant Research
TL;DR: Resistant lines and polymorphic markers identified in this study are a valuable resource for development of tomato varieties resistant to P. capsici. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2015 article

Resurgence of Pseudoperonospora cubensis: The Causal Agent of Cucurbit Downy Mildew

Cohen, Y., Langenberg, K. M. V., Wehner, T. C., Ojiambo, P. S., Hausbeck, M., Quesada-Ocampo, L. M., … Gisi, U. (2015, April 6). Phytopathology, Vol. 105, pp. 998–1012.

By: Y. Cohen n, K. Langenberg n, T. Wehner n, P. Ojiambo*, M. Hausbeck n, L. Quesada-Ocampo n, A. Lebeda n, H. Sierotzki n, U. Gisi n

author keywords: disease outbreak; population changes
MeSH headings : Cucurbitaceae / genetics; Cucurbitaceae / microbiology; Drug Resistance, Microbial; Europe; Fungicides, Industrial; Host-Pathogen Interactions / genetics; Oomycetes / physiology; Pest Control; Plant Diseases; Plant Immunity / genetics; United States
topics (OpenAlex): Plant Pathogens and Resistance; Powdery Mildew Fungal Diseases; Plant Disease Resistance and Genetics
TL;DR: The downy mildew pathogen, Pseudoperonospora cubensis, which infects plant species in the family Cucurbitaceae, has undergone major changes during the last decade and offers challenges to scientists in many research areas including pathogen biology, epidemiology and dispersal, population structure and population genetics, host preference, host-pathogen interactions and gene expression, genetic host plant resistance, inheritance of host and fungicide resistance, and chemical disease control. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
3. Good Health and Well-being (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2015 article

Resurgence of Cucurbit Downy Mildew in the United States: A Watershed Event for Research and Extension

Holmes, G. J., Ojiambo, P. S., Hausbeck, M. K., Quesada-Ocampo, L., & Keinath, A. P. (2015, January 1). Plant Disease, Vol. 4015, pp. 1–14.

By: G. Holmes, P. Ojiambo, M. Hausbeck, L. Quesada-Ocampo* & A. Keinath

topics (OpenAlex): Powdery Mildew Fungal Diseases; Yeasts and Rust Fungi Studies; Berry genetics and cultivation research
Source: ORCID
Added: September 8, 2020

2014 article

First Report of Pseudoperonospora cubensis Causing Downy Mildew on Momordica balsamina and M. charantia in North Carolina

Wallace, E., Adams, M., Ivors, K., Ojiambo, P. S., & Quesada-Ocampo, L. M. (2014, May 21). Plant Disease, Vol. 9, pp. 1279–1279.

By: E. Wallace n, M. Adams n, K. Ivors n, P. Ojiambo n & L. Quesada-Ocampo n

topics (OpenAlex): Plant Pathogens and Resistance; Powdery Mildew Fungal Diseases; Plant Disease Resistance and Genetics
TL;DR: To the authors' knowledge, this is the first report of P. cubensis infecting these Momordica spp. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2014 article

First Report of Cladosporium Leaf Spot of Spinach Caused by Cladosporium variabile in North Carolina

Scruggs, A. C., Butler, S. C., & Quesada-Ocampo, L. M. (2014, September 15). Plant Disease, Vol. 98, pp. 1741–1741.

By: A. Scruggs n, S. Butler n & L. Quesada-Ocampo n

topics (OpenAlex): Plant Pathogens and Fungal Diseases; Plant Pathogens and Resistance; Plant Disease Resistance and Genetics
TL;DR: To the authors' knowledge, this is the first report of Cladosporium leaf spot on spinach in North Carolina based on morphological evaluation and H3 sequencing results. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2014 article

First Report of Fusarium Rot of Garlic Bulbs Caused by Fusarium proliferatum in North Carolina

Quesada-Ocampo, L. M., Butler, S., Withers, S., & Ivors, K. (2014, March 6). Plant Disease, Vol. 98, pp. 1009–1009.

By: L. Quesada-Ocampo n, S. Butler n, S. Withers n & K. Ivors n

topics (OpenAlex): Plant Pathogens and Fungal Diseases; Mycotoxins in Agriculture and Food; Mycorrhizal Fungi and Plant Interactions
TL;DR: In August of 2013, garlic bulbs grown and stored under dry conditions by a commercial producer in Buncombe County showed water-soaked, tan to salmon-pink lesions, which is the first report in North Carolina of F. proliferatum causing bulb rot of garlic in the United States. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: ORCID, Web Of Science
Added: August 6, 2018

2014 article

First Report of Plectosporium Blight on Pumpkin and Squash Caused by Plectosporium tabacinum in North Carolina

Quesada-Ocampo, L. M., Withers, S., Butler, S., Birdsell, T., & Schultheis, J. (2014, December 11). Plant Disease, Vol. 99, p. 724.

By: L. Quesada-Ocampo n, S. Withers n, S. Butler n, T. Birdsell n & J. Schultheis n

topics (OpenAlex): Plant Pathogens and Fungal Diseases; Plant Pathogens and Resistance; Plant Disease Resistance and Genetics
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2014 article

Genetic Diversity, Population Structure, and Resistance to Phytophthora capsici of a Worldwide Collection of Eggplant Germplasm

Naegele, R. P., Boyle, S., Quesada-Ocampo, L. M., & Hausbeck, M. K. (2014, May 12). (B. A. Vinatzer, Ed.). PLoS ONE, Vol. 9, p. e95930.

By: R. Naegele*, S. Boyle*, L. Quesada-Ocampo n & M. Hausbeck*

Ed(s): B. Vinatzer

MeSH headings : Disease Resistance / genetics; Genetic Variation; Microsatellite Repeats / genetics; Phytophthora / pathogenicity; Plant Diseases / microbiology; Solanum melongena / genetics; Solanum melongena / microbiology
topics (OpenAlex): Plant Pathogens and Resistance; Plant Pathogens and Fungal Diseases; Plant Disease Resistance and Genetics
TL;DR: Partial resistance to Phytophthora fruit rot was found in accessions from all four eggplant species evaluated in this study and indicated the existence of four genetic clusters within the eggplant collection. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2014 article

Resurgence of Cucurbit Downy Mildew in the United States: A Watershed Event for Research and Extension

Holmes, G. J., Ojiambo, P. S., Hausbeck, M. K., Quesada-Ocampo, L., & Keinath, A. P. (2014, November 25). Plant Disease, Vol. 99, pp. 428–441.

By: G. Holmes*, P. Ojiambo n, M. Hausbeck*, L. Quesada-Ocampo n & A. Keinath*

topics (OpenAlex): Plant Pathogens and Resistance; Powdery Mildew Fungal Diseases; Plant Disease Resistance and Genetics
TL;DR: In 2004, an outbreak of cucurbit downy mildew caused by the oomycete Pseudoperonospora cubensis resulted in an epidemic that stunned the cucumber industry in the eastern United States, raising several fundamental questions about the potential causes for the resurgence of the disease. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2013 article

Phytophthora capsici in the eastern USA.

Granke, L., Quesada-Ocampo, L., & Hausbeck, M. (2013, January 1). CABI EBooks, pp. 96–103.

By: L. Granke*, L. Quesada-Ocampo* & M. Hausbeck

topics (OpenAlex): Plant Pathogens and Resistance; Plant Pathogens and Fungal Diseases
Source: ORCID
Added: September 8, 2020

2013 article

Improvement of the Oryza sativa Nipponbare reference genome using next generation sequence and optical map data

Kawahara, Y., Bastide, M., Hamilton, J. P., Kanamori, H., McCombie, W. R., Ouyang, S., … Matsumoto, T. (2013, February 6). Rice, Vol. 6, p. 4.

By: Y. Kawahara*, M. Bastide*, J. Hamilton*, H. Kanamori*, W. McCombie*, S. Ouyang*, D. Schwartz*, T. Tanaka* ...

author keywords: Oryza sativa; Nipponbare; Unified rice reference genome; Pseudomolecules; Minimum tiling path; Optical mapping; Genome re-sequencing; Next-generation sequencing
topics (OpenAlex): Genetic Mapping and Diversity in Plants and Animals; Genomics and Phylogenetic Studies; Plant Disease Resistance and Genetics
TL;DR: A revised, error-corrected, and validated assembly of the Nipponbare cultivar of rice was generated using optical map data, re-sequencing data, and manual curation that will facilitate on-going and future research in rice. (via Semantic Scholar)
Source: ORCID
Added: September 8, 2020

2012 article

Advances in Research on Phytophthora capsici on Vegetable Crops in The United States

Granke, L. L., Quesada-Ocampo, L., Lamour, K., & Hausbeck, M. K. (2012, June 27). Plant Disease, Vol. 96, pp. 1588–1600.

By: L. Granke*, L. Quesada-Ocampo*, K. Lamour* & M. Hausbeck*

topics (OpenAlex): Plant Pathogens and Resistance; Plant Pathogens and Fungal Diseases; Plant Disease Resistance and Genetics
TL;DR: Phytophthora capsici causes foliar blighting, damping-off, wilting, and root, stem, and fruit rot of susceptible hosts, and economic losses are experienced annually in vegetable crops including cucurbits and peppers. (via Semantic Scholar)
Source: ORCID
Added: September 8, 2020

2012 article

Genetic Structure of Clavibacter michiganensis subsp. michiganensis Populations in Michigan Commercial Tomato Fields

Quesada-Ocampo, L. M., Landers, N. A., Lebeis, A. C., Fulbright, D. W., & Hausbeck, M. K. (2012, January 11). Plant Disease, Vol. 96, pp. 788–796.

By: L. Quesada-Ocampo*, N. Landers, A. Lebeis*, D. Fulbright* & M. Hausbeck*

topics (OpenAlex): Plant Pathogenic Bacteria Studies; Agricultural pest management studies; Plant pathogens and resistance mechanisms
TL;DR: The frequency of PCR types detected with BOX-PCR in all strains and Bayesian cluster analysis, pairwise differentiation index comparisons, and genetic diversity estimates of 96 strains genotyped for six virulence-related genes revealed that C. michiganensis populations in Michigan tomato fields are geographically structured. (via Semantic Scholar)
Source: ORCID
Added: September 8, 2020

2012 article

The Genetic Structure of Pseudoperonospora cubensis Populations

Quesada-Ocampo, L. M., Granke, L. L., Olsen, J., Gutting, H. C., Runge, F., Thines, M., … Hausbeck, M. K. (2012, May 9). Plant Disease, Vol. 96, pp. 1459–1470.

By: L. Quesada-Ocampo*, L. Granke*, J. Olsen*, H. Gutting*, F. Runge*, M. Thines*, A. Lebeda*, M. Hausbeck*

topics (OpenAlex): Plant Pathogens and Resistance; Plant Pathogens and Fungal Diseases; Plant Pathogenic Bacteria Studies
TL;DR: Although this study provides an initial map of global population structure of P. cubensis, future genotyping of isolates could reveal population structure within specific geographic regions, across a wider range of hosts, or during different time points during the growing season. (via Semantic Scholar)
Source: ORCID
Added: September 8, 2020

2011 journal article

Differences in virulence of Phytophthora capsici isolates from a worldwide collection on host fruits

European Journal of Plant Pathology, 132(2), 281–296.

By: L. Granke*, L. Quesada-Ocampo* & M. Hausbeck*

author keywords: Genetic structure; Pathogenicity; Phytophthora tropicalis; Population genetics; Population structure; Virulence structure
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Plant Pathogens and Fungal Diseases
TL;DR: These findings suggest that isolate characteristics such as host family of origin and genetic cluster membership may be used to guide initial isolate selection for cucurbit fruit resistance screening, including isolates with differing virulence to the host organ of interest. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (OpenAlex)
Sources: ORCID, Crossref, NC State University Libraries
Added: September 8, 2020

2011 article

Investigating the Genetic Structure ofPhytophthora capsiciPopulations

Quesada-Ocampo, L. M., Granke, L. L., Mercier, M. R., Olsen, J., & Hausbeck, M. K. (2011, April 12). Phytopathology, Vol. 101, pp. 1061–1073.

By: L. Quesada-Ocampo*, L. Granke*, M. Mercier*, J. Olsen* & M. Hausbeck

MeSH headings : Alanine / analogs & derivatives; Alanine / pharmacology; Base Sequence; Bayes Theorem; Cell Nucleus / genetics; Cluster Analysis; DNA, Mitochondrial / chemistry; DNA, Mitochondrial / genetics; Genetic Markers; Genetic Structures / genetics; Genetic Variation; Genotype; Haplotypes; Host Specificity; Mating Factor; Molecular Sequence Data; Peptides; Phylogeography; Phytophthora / classification; Phytophthora / drug effects; Phytophthora / genetics; Plant Diseases / microbiology; Polymorphism, Genetic; Recombination, Genetic / genetics; Sequence Analysis, DNA; Species Specificity
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Plant Pathogens and Fungal Diseases
TL;DR: An initial map of global population structure of P. capsici is provided but continued genotyping of isolates will be necessary to expand the knowledge of genetic variation in this important plant pathogen. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Source: ORCID
Added: September 8, 2020

2011 article

Temporal Genetic Structure ofPhytophthora capsiciPopulations from a Creek Used for Irrigation in Michigan

Quesada-Ocampo, L. M., Granke, L. L., & Hausbeck, M. K. (2011, June 3). Plant Disease, Vol. 95, pp. 1358–1369.

By: L. Quesada-Ocampo*, L. Granke & M. Hausbeck*

topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Genetic diversity and population structure
TL;DR: Since irrigation water can remain infested or become reinfested annually with P. capsici for years after the adjacent fields are transitioned to nonsusceptible crops, growers are advised to avoid potentially infested irrigation water even after rotating to nonhost crops for several years. (via Semantic Scholar)
Source: ORCID
Added: September 8, 2020

2011 article

Variation in Phenotypic Characteristics of Phytophthora capsici Isolates from a Worldwide Collection

Granke, L. L., Quesada-Ocampo, L. M., & Hausbeck, M. K. (2011, May 18). Plant Disease, Vol. 95, pp. 1080–1088.

By: L. Granke*, L. Quesada-Ocampo* & M. Hausbeck*

topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Plant Pathogens and Fungal Diseases
TL;DR: Substantial variation in morphological and physiological characteristics among P. capsici isolates is indicated, and isolates from nonvegetable hosts produced fewer sporangia than isolate from vegetable hosts. (via Semantic Scholar)
Source: ORCID
Added: September 8, 2020

2010 article

Resistance in Tomato and Wild Relatives to Crown and Root Rot Caused by Phytophthora capsici

Quesada-Ocampo, L. M., & Hausbeck, M. K. (2010, May 13). Phytopathology, Vol. 100, pp. 619–627.

By: L. Quesada-Ocampo* & M. Hausbeck*

MeSH headings : Host-Pathogen Interactions; Solanum lycopersicum / genetics; Solanum lycopersicum / immunology; Solanum lycopersicum / microbiology; Phytophthora / physiology; Plant Diseases / immunology; Plant Diseases / microbiology; Solanum / genetics; Solanum / immunology; Solanum / microbiology
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Plant-Microbe Interactions and Immunity
TL;DR: Amplified fragment length polymorphisms of tomato genotypes showed a lack of correlation between genetic clusters and susceptibility to P. capsici, indicating that resistance is distributed in several tomato lineages. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Source: ORCID
Added: September 8, 2020

2010 article

The cucurbit downy mildew pathogen Pseudoperonospora cubensis

SAVORY, E. L. I. Z. A. B. E. T. H. A., GRANKE, L. E. A. H. L., QUESADA‐OCAMPO, L. I. N. A. M., VARBANOVA, M. A. R. I. N. A., HAUSBECK, M. A. R. Y. K., & BRAD, D. A. Y. (2010, November 10). Molecular Plant Pathology, Vol. 12, pp. 217–226.

By: E. Savory*, L. Granke*, L. Quesada‐Ocampo*, M. Varbanova*, M. Hausbeck* & D. Brad*

MeSH headings : Cucurbitaceae / microbiology; Microbial Viability; Peronospora / classification; Peronospora / cytology; Peronospora / pathogenicity; Peronospora / physiology; Plant Diseases / microbiology; Virulence
topics (OpenAlex): Plant Pathogens and Resistance; Plant Disease Resistance and Genetics; Plant Pathogens and Fungal Diseases
TL;DR: This review summarizes the current knowledge of taxonomy, disease development, virulence, pathogenicity and control of Ps. (via Semantic Scholar)
Source: ORCID
Added: September 8, 2020

2009 article

Distinct Amino Acids of the Phytophthora infestans Effector AVR3a Condition Activation of R3a Hypersensitivity and Suppression of Cell Death

Bos, J. I. B., Chaparro-Garcia, A., Quesada-Ocampo, L. M., Gardener, B. B. M. S., & Kamoun, S. (2009, February 9). Molecular Plant-Microbe Interactions, Vol. 22, pp. 269–281.

By: J. Bos*, A. Chaparro-Garcia*, L. Quesada-Ocampo*, B. Gardener* & S. Kamoun

MeSH headings : Algal Proteins / genetics; Algal Proteins / metabolism; Amino Acid Sequence; Cell Death; Gene Expression Regulation / physiology; Molecular Sequence Data; Mutation; Phytophthora infestans / metabolism; Plant Diseases; Plant Proteins / genetics; Plant Proteins / metabolism; Tobacco / microbiology
topics (OpenAlex): Plant-Microbe Interactions and Immunity; Plant Pathogenic Bacteria Studies; Plant Pathogens and Resistance
TL;DR: The identification of mutants that gain R3a activation but not cell-death suppression activity suggests that distinct amino acids condition the two AVR3a effector activities. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
3. Good Health and Well-being (OpenAlex)
Source: ORCID
Added: September 8, 2020

2009 article

Susceptibility of Fraser Fir to Phytophthora capsici

Quesada-Ocampo, L. M., Fulbright, D. W., & Hausbeck, M. K. (2009, January 8). Plant Disease, Vol. 93, pp. 135–141.

By: L. Quesada-Ocampo*, D. Fulbright* & M. Hausbeck*

author keywords: Christmas tree diseases; etiology; soilborne diseases
topics (OpenAlex): Plant Pathogens and Resistance; Plant Pathogens and Fungal Diseases; Yeasts and Rust Fungi Studies
TL;DR: This study suggests that planting Fraser fir in fields infested with P. capsici could result in infection and that adjustments in current rotational schemes are needed. (via Semantic Scholar)
Source: ORCID
Added: September 8, 2020

2008 article

Characterization of Phytophthora infestans Populations in Colombia: First Report of the A2 Mating Type

Vargas, A. M., Ocampo, L. M. Q., Céspedes, M. C., Carreño, N., González, A., Rojas, A., … Restrepo, S. (2008, December 4). Phytopathology, Vol. 99, pp. 82–88.

By: A. Vargas*, L. Ocampo*, M. Céspedes, N. Carreño, A. González, A. Rojas, A. Zuluaga, K. Myers ...

MeSH headings : Colombia; DNA, Fungal / genetics; DNA, Mitochondrial / genetics; DNA, Ribosomal Spacer / genetics; Fungal Proteins / genetics; Fungal Proteins / metabolism; Gene Expression Regulation, Fungal; Genes, Mating Type, Fungal / genetics; Host-Pathogen Interactions; Isoenzymes; Microsatellite Repeats; Phytophthora infestans / genetics; Plant Diseases / microbiology; Solanaceae / microbiology
topics (OpenAlex): Plant Pathogens and Resistance; Plant Pathogens and Fungal Diseases; Plant Disease Resistance and Genetics
TL;DR: The phenotypic and molecular characterization of 97 isolates collected from six different solanaceous plants in Colombia revealed a single individual of A2 mating type (from Physalis peruviana) for the first time in Colombia, which has important epidemiological implications for the production of these two crops in Colombia. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Source: ORCID
Added: September 8, 2020

2008 article

Evidence for Positive Selection in Putative Virulence Factors within the Paracoccidioides brasiliensis Species Complex

Matute, D. R., Quesada-Ocampo, L. M., Rauscher, J. T., & McEwen, J. G. (2008, September 16). (J. W. Taylor, Ed.). PLoS Neglected Tropical Diseases, Vol. 2, p. e296.

By: D. Matute*, L. Quesada-Ocampo*, J. Rauscher* & J. McEwen*

Ed(s): J. Taylor

MeSH headings : DNA Mutational Analysis; DNA, Fungal / genetics; DNA, Fungal / isolation & purification; Genes, Fungal; Genetic Variation; Genome, Fungal; Humans; Latin America / epidemiology; Likelihood Functions; Models, Genetic; Paracoccidioides / classification; Paracoccidioides / genetics; Paracoccidioides / pathogenicity; Paracoccidioidomycosis / epidemiology; Paracoccidioidomycosis / prevention & control; Phylogeny; Selection, Genetic; Virulence / genetics
topics (OpenAlex): Fungal Infections and Studies; Plant Pathogens and Fungal Diseases; Yeasts and Rust Fungi Studies
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Source: ORCID
Added: September 8, 2020

2007 article

Mapping EST-derived SSRs and ESTs involved in resistance to bacterial blight inManihot esculenta

Somers, D., López, C. E., Quesada-Ocampo, L. M., Bohórquez, A., Duque, M. C., Vargas, J., … Verdier, V. (2007, November 30). Genome, Vol. 50, pp. 1078–1088.

By: D. Somers, C. López*, L. Quesada-Ocampo*, A. Bohórquez*, M. Duque*, J. Vargas*, J. Tohme*, V. Verdier*

author keywords: cassava; EST; SSR; QTL mapping; cassava bacterial blight resistance
MeSH headings : Alleles; Base Sequence; Biomarkers; Chromosome Mapping; Expressed Sequence Tags; Genes, Plant; Genotype; Manihot / genetics; Manihot / microbiology; Minisatellite Repeats; Plant Diseases / genetics; Plant Diseases / immunology; Polymorphism, Restriction Fragment Length; Polymorphism, Single Nucleotide / genetics; Quantitative Trait Loci; Quantitative Trait, Heritable; Xanthomonas
topics (OpenAlex): Cassava research and cyanide; Plant Pathogenic Bacteria Studies; Genetic and Environmental Crop Studies
TL;DR: Mapping expressed sequence tags and determining their co-localization with quantitative trait loci (QTLs) may give additional evidence of the role of the corresponding genes in resistance or defense in Cassava. (via Semantic Scholar)
Source: ORCID
Added: September 8, 2020

Employment

Updated: January 13th, 2020 14:48

2013 - present

North Carolina State University Raleigh, NC, US
Professor Entomology and Plant Pathology

Citation Index includes data from a number of different sources. If you have questions about the sources of data in the Citation Index or need a set of data which is free to re-distribute, please contact us.

Certain data included herein are derived from the Web of Science© and InCites© (2026) of Clarivate Analytics. All rights reserved. You may not copy or re-distribute this material in whole or in part without the prior written consent of Clarivate Analytics.