Works (22)

Updated: February 3rd, 2024 05:00

2024 journal article

Tissue cytokines in chickens from lines selected for high or low humoral antibody responses, given supplemental <i>Limosilactobacillus reuteri</i> and challenged with <i>Histomonas meleagridis</i>

FRONTIERS IN PHYSIOLOGY, 14.

By: F. Edens n, P. Siegel*, R. Beckstead n, C. Honaker* & D. Hodgson n

author keywords: Limosilactobacillus reuteri; Histomonas meleagridis; chickens; cytokines; antibody selected lines
TL;DR: The data demonstrate that L. reuteri treatment had tissue specificity between the two genetic lines, in which the effects were targeted primarily toward the cecal tonsil, ceca, and liver, which are the primary tissue targets of the parasite (H. meleagridis). (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Source: Web Of Science
Added: January 29, 2024

2020 journal article

Histomonas meleagridis isolates compared by virulence and gene expression

VETERINARY PARASITOLOGY, 286.

By: Z. Wei*, M. Abraham*, E. Chadwick n & R. Beckstead n

author keywords: Histomonasmeleagridis; Blackhead disease; Turkeys; Trichomonas vaginalis; Entamoeba histolytica
MeSH headings : Animals; Gene Expression; Genes, Protozoan; Poultry Diseases / parasitology; Protozoan Infections, Animal / parasitology; Trichomonadida / genetics; Trichomonadida / pathogenicity; Turkeys; Virulence
TL;DR: Information is provided on gross pathology and virulence factors associated with various isolates of Histomonas meleagridis which can aid in determining the pathogenetic mechanisms used by this organism. (via Semantic Scholar)
UN Sustainable Development Goal Categories
2. Zero Hunger (OpenAlex)
5. Gender Equality (Web of Science)
Source: Web Of Science
Added: November 9, 2020

2020 journal article

Oviduct Fluke (Prosthogonimus macrorchis) Found Inside a Chicken Egg in North Carolina

AVIAN DISEASES, 64(3), 352–353.

By: R. Beckstead, K. Anderson & L. McDougald

author keywords: chicken; egg; oviduct fluke; Prosthogonimus macrorchis
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID
Added: January 4, 2021

2020 journal article

Sodium bisulfate feed additive aids broilers in growth and intestinal health during a coccidiosis challenge

POULTRY SCIENCE, 99(11), 5324–5330.

By: E. Chadwick n, S. Rahimi*, J. Grimes n, J. Pitts & R. Beckstead n

author keywords: broiler; coccidiosis; sodium bisulfate
MeSH headings : Animal Feed / analysis; Animals; Chickens / growth & development; Chickens / parasitology; Coccidiosis / prevention & control; Coccidiosis / veterinary; Diet / veterinary; Dietary Supplements; Eimeria; Intestines / drug effects; Male; Poultry Diseases / prevention & control; Sulfates / pharmacology
TL;DR: Overall, the addition of SB during coccidial enteropathy aided in BW, feed conversion ratio, and villi health with no observed effects on parasite cycling. (via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being (Web of Science; OpenAlex)
Source: Web Of Science
Added: December 21, 2020

2020 journal article

The effect of sodium bisulfate and coccidiostat on intestinal lesions and growth performance of Eimeria spp.-challenged broilers

POULTRY SCIENCE, 99(10), 4769–4775.

By: M. Talghari*, A. Behnamifar*, S. Rahimi*, M. Torshizi*, R. Beckstead n & J. Grimes n

author keywords: broiler; coccidiosis; lesion score; monensin; sodium bisulfate
MeSH headings : Animal Feed / analysis; Animals; Chickens; Coccidiosis / drug therapy; Coccidiosis / prevention & control; Coccidiosis / veterinary; Coccidiostats / pharmacology; Coccidiostats / therapeutic use; Diet / veterinary; Eimeria; Growth and Development / drug effects; Intestines / drug effects; Poultry Diseases / drug therapy; Poultry Diseases / prevention & control; Sulfates / pharmacology
TL;DR: Based on the results of this study, SBS has protective effects against coccidiosis in ceca, and the combination of M and SBS (SBSM) did not show any further improvement effect compared with M alone on the control of cocCidiosis. (via Semantic Scholar)
Source: Web Of Science
Added: November 9, 2020

2020 journal article

Two Blackhead Disease Outbreaks in Commercial Turkey Flocks Were Potentially Exacerbated by Poor Poult Quality and Coccidiosis

AVIAN DISEASES, 64(4), 522–524.

By: E. Chadwick n & R. Beckstead n

author keywords: histomoniasis; coccidiosis; Histomonas meleagridis; Eimeria; turkey
MeSH headings : Animals; Coccidiosis / epidemiology; Coccidiosis / parasitology; Coccidiosis / veterinary; Disease Outbreaks / veterinary; Eimeria / physiology; North Carolina / epidemiology; Poultry Diseases / epidemiology; Poultry Diseases / parasitology; Protozoan Infections / epidemiology; Protozoan Infections / parasitology; Trichomonadida / physiology; Turkeys
UN Sustainable Development Goal Categories
3. Good Health and Well-being (Web of Science; OpenAlex)
5. Gender Equality (Web of Science)
Source: Web Of Science
Added: March 1, 2021

2019 journal article

Blackhead Disease: Recovery of Layer Flock After Disease Challenge

Journal of Applied Poultry Research, 28(3), 755–760.

By: C. Sigmon n, R. Malheiros n, K. Anderson n, J. Payne n & R. Beckstead n

author keywords: Histomonas meleagridis; blackhead disease; layer pullets; egg production
TL;DR: While there was no long-term effect of blackhead infection on layer productivity under laboratory conditions, H. meleagridis persisted in the flock, providing a reservoir for infection. (via Semantic Scholar)
UN Sustainable Development Goal Categories
5. Gender Equality (Web of Science)
Sources: Web Of Science, ORCID, Crossref
Added: September 30, 2019

2019 journal article

PCR detection of Heterakis gallinarum in environmental samples

VETERINARY PARASITOLOGY, 271, 1–6.

By: K. Cupo n & R. Beckstead n

author keywords: Diagnostic PCR; Heterakis gallinarum; Histomonas meleagridis; Earthworm; Darkling beetle
MeSH headings : Animals; Ascaridida / genetics; Ascaridida / parasitology; Ascaridida Infections / diagnosis; Ascaridida Infections / veterinary; Coleoptera / parasitology; DNA, Helminth / genetics; Environmental Monitoring / methods; Oligochaeta / parasitology; Polymerase Chain Reaction / veterinary; Poultry Diseases / diagnosis; Poultry Diseases / parasitology; Poultry Diseases / transmission; Protozoan Infections, Animal / transmission; Soil / parasitology; Trichomonadida / physiology
TL;DR: Heterakis gallinarum DNA was amplified from Lumbricus sp. (via Semantic Scholar)
UN Sustainable Development Goal Categories
5. Gender Equality (Web of Science)
Source: Web Of Science
Added: August 12, 2019

2017 journal article

Development of a Dry Medium for Isolation of Histomonas meleagridis in the Field

AVIAN DISEASES, 61(2), 242–244.

By: M. Barrios*, A. Kenyon* & R. Beckstead*

author keywords: blackhead disease; Histomonas meleagridis; Dwyer medium
MeSH headings : Animals; Culture Media / chemistry; Culture Media / metabolism; Parasitology / methods; Poultry Diseases / parasitology; Protozoan Infections, Animal / parasitology; Trichomonadida / genetics; Trichomonadida / growth & development; Trichomonadida / isolation & purification; Trichomonadida / metabolism
TL;DR: Results show that dried Dwyer medium can be stored at ambient temperatures for extended times and would be an effective tool for obtaining isolates of H. meleagridis from the field. (via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being (Web of Science; OpenAlex)
5. Gender Equality (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Relationship Between Broiler Body Weights, Eimeria maxima Gross Lesion Scores, and Microscores in Three Anticoccidial Sensitivity Tests

AVIAN DISEASES, 61(2), 237–241.

By: M. Barrios*, M. Da Costa*, E. Kimminau*, L. Fuller*, S. Clark*, G. Pesti*, R. Beckstead*

author keywords: Coccidiosis; gross lesion scores; microscore; AST; broiler
MeSH headings : Animals; Chickens; Coccidiosis / drug therapy; Coccidiosis / parasitology; Coccidiosis / pathology; Coccidiosis / veterinary; Coccidiostats / administration & dosage; Eimeria / drug effects; Eimeria / physiology; Nitriles / administration & dosage; Poultry Diseases / drug therapy; Poultry Diseases / parasitology; Poultry Diseases / pathology; Poultry Diseases / physiopathology; Pyrans / administration & dosage; Triazines / administration & dosage; Weight Gain / drug effects
TL;DR: The result demonstrates that the significance of the relationship between microscores and gross lesion scores may be dependent on pathogenicity of the challenge Eimeria or the amount of E. maxima in the inoculum. (via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being (Web of Science; OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2016 journal article

Distribution of α-Gustducin and Vimentin in premature and mature taste buds in chickens

Biochemical and Biophysical Research Communications, 479(2), 305–311.

By: N. Venkatesan*, P. Rajapaksha*, J. Payne*, F. Goodfellow*, Z. Wang*, F. Kawabata*, S. Tabata, S. Stice*, R. Beckstead*, H. Liu*

author keywords: alpha-Gustducin; Vimentin; Taste bud; Chicken; Poultry; Molecular marker; Connective tissue; Mesenchyme
MeSH headings : Animals; Chickens; Epithelium / metabolism; Gene Expression Regulation, Developmental; Immunohistochemistry; Phenotype; Taste Buds / embryology; Taste Buds / metabolism; Tissue Distribution; Transducin / metabolism; Vimentin / metabolism
TL;DR: The data suggest that the early onset of α-Gustducin in taste buds might be important for enabling chickens to respond to taste stimuli immediately after hatch and that distinctive population of taste bud cells that are labeled by different molecular markers might represent different cell types or different phases of taste Bud cells. (via Semantic Scholar)
Source: Crossref
Added: August 28, 2020

2016 journal article

Labeling and analysis of chicken taste buds using molecular markers in oral epithelial sheets

Scientific Reports, 6(1).

By: P. Rajapaksha*, Z. Wang*, N. Venkatesan*, K. Tehrani*, J. Payne*, R. Swetenburg*, F. Kawabata*, S. Tabata ...

MeSH headings : Animals; Avian Proteins / metabolism; Chickens / anatomy & histology; Chickens / metabolism; Female; Male; Mouth Mucosa / cytology; Mouth Mucosa / metabolism; Staining and Labeling; Taste Buds / cytology; Taste Buds / metabolism; Transducin / metabolism; Vimentin / metabolism
TL;DR: A highly efficient method for labeling chicken taste buds in oral epithelial sheets using the molecular markers Vimentin and α-Gustducin is reported, which will factilitate future mechanistic studies on the development of chicken Taste buds in association with their feeding behaviors. (via Semantic Scholar)
Source: Crossref
Added: February 24, 2020

2015 journal article

Amino acid sequence of Japanese quail (Coturnix japonica) and northern bobwhite (Colinus virginianus) myoglobin

Food Chemistry, 181, 256–262.

By: J. Goodson*, R. Beckstead*, J. Payne*, R. Singh* & A. Mohan*

author keywords: Japanese quail; Northern bobwhite; Myoglobin; Primary structure; Commix japonica; Colinus virginianus
MeSH headings : Amino Acid Sequence; Animals; Avian Proteins / chemistry; Avian Proteins / genetics; Avian Proteins / metabolism; Colinus / genetics; Colinus / metabolism; Coturnix / genetics; Coturnix / metabolism; DNA, Complementary / genetics; DNA, Complementary / metabolism; Molecular Sequence Data; Myocardium / chemistry; Myocardium / metabolism; Myoglobin / chemistry; Myoglobin / genetics; Myoglobin / metabolism; Sequence Alignment
TL;DR: The amino acid sequences of Japanese quail and northern bobwhite myoglobin were deduced by cDNA cloning of the coding sequence from mRNA by verifying sequence identity and corroborating the deduced protein amino acid sequence at the protein level. (via Semantic Scholar)
Source: Crossref
Added: February 24, 2020

2014 journal article

Drosophila Valosin-Containing Protein is required for dendrite pruning through a regulatory role in mRNA metabolism

Proceedings of the National Academy of Sciences, 111(20), 7331–7336.

By: S. Rumpf*, J. Bagley*, K. Thompson-Peer*, S. Zhu*, D. Gorczyca*, R. Beckstead*, L. Jan*, Y. Jan*

MeSH headings : Adenosine Triphosphatases / metabolism; Adenosine Triphosphatases / physiology; Animals; DNA-Binding Proteins / metabolism; Dendrites / metabolism; Drosophila Proteins / metabolism; Drosophila Proteins / physiology; Drosophila melanogaster / metabolism; Ecdysone / metabolism; Gene Expression Regulation; Mutation; Neurons / metabolism; Phenotype; Proteasome Endopeptidase Complex / metabolism; Protein Binding; RNA, Messenger / metabolism; RNA-Binding Proteins / metabolism; Signal Transduction; Ubiquitin / metabolism; Valosin Containing Protein
TL;DR: A proteolysis-independent function of the UPS during class IV dendritic arborization neuron dendrite pruning is highlighted and linked to the control of mRNA metabolism, suggesting that VCP inactivation might lead to specific gain-of-function of TDP-43 and other RNA-binding proteins. (via Semantic Scholar)
Source: Crossref
Added: August 28, 2020

2014 journal article

Expression of green fluorescent protein in the chicken using in vivo transfection of the piggyBac transposon

Journal of Biotechnology, 173, 86–89.

By: B. Jordan*, S. Vogel*, M. Stark* & R. Beckstead*

author keywords: Transgenic; Transposon; Transposable element; Transfection; Chimera
MeSH headings : Animals; Animals, Genetically Modified; Chick Embryo; Chickens / genetics; DNA Transposable Elements / genetics; Genome; Germ Cells / metabolism; Green Fluorescent Proteins / metabolism; Transfection / methods
TL;DR: It is shown that JetPEI can transfect multiple chick cell types, most notably germline stem cells, and pairing these two reagents is a viable and reproducible method for long-term expression of a transgene in the chicken. (via Semantic Scholar)
UN Sustainable Development Goal Categories
2. Zero Hunger (OpenAlex)
Source: Crossref
Added: August 28, 2020

2013 journal article

Corrigendum to “Molecular confirmation of Trichomonas gallinae and other parabasalids from Brazil using the 5.8S and ITS-1 rRNA regions” [Vet. Parasitol. 190 (1–2) (2012) 36–42]

Veterinary Parasitology, 196(3-4), 552.

By: R. Ecco, I. Preis, D. Vilela, M. Luppi, M. Malta, R. Beckstead*, R. Stimmelmayr, R. Gerhold

TL;DR: This dissertation aims to provide a history of wildlife medicine and practices in Minas Gerais from 1989 to 2002, a period chosen in order to explore its roots as well as specific cases up to and including the year in which Cecil the lion was shot. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Source: Crossref
Added: November 16, 2020

2012 journal article

Molecular confirmation of Trichomonas gallinae and other parabasalids from Brazil using the 5.8S and ITS-1 rRNA regions

Veterinary Parasitology, 190(1-2), 36–42.

By: R. Ecco*, I. Preis*, D. Vilela*, M. Luppi*, M. Malta*, R. Beckstead*, R. Stimmelmayer*, R. Gerhold*

author keywords: Avian diseases; Brazil; Parabasalids; Trichomonas gallinae; Trichomonosis; Simplicomonas
MeSH headings : Animals; Base Sequence; Bird Diseases / parasitology; Bird Diseases / pathology; Birds; Brazil; DNA, Protozoan / chemistry; DNA, Protozoan / genetics; DNA, Ribosomal Spacer / chemistry; DNA, Ribosomal Spacer / genetics; Falconiformes / parasitology; Female; Genetic Variation; Genotype; Male; Molecular Sequence Data; Parabasalidea / genetics; Parabasalidea / isolation & purification; Passeriformes / parasitology; Phylogeny; Polymerase Chain Reaction; Protozoan Infections, Animal / parasitology; Protozoan Infections, Animal / pathology; RNA, Ribosomal / genetics; RNA, Ribosomal, 5.8S / genetics; Sequence Analysis, DNA; Strigiformes / parasitology; Trichomonas / genetics; Trichomonas / isolation & purification; Trichomonas Infections / parasitology; Trichomonas Infections / pathology; Trichomonas Infections / veterinary
TL;DR: In the owls, the caseous material extended into the mandibular muscles and invaded the sinuses of the skull, and Organisms similar to those described above also were found in the liver of the two green-winged saltators, the first report of trichomonosis in a striped owl and a toco toucan. (via Semantic Scholar)
Source: Crossref
Added: August 28, 2020

2010 journal article

Sox14 is required for transcriptional and developmental responses to 20-hydroxyecdysone at the onset of drosophila metamorphosis

Developmental Dynamics, 239(10), 2685–2694.

By: A. Ritter* & R. Beckstead*

author keywords: Drosophila; Sox14; EcR; ecdysone; metamorphosis
MeSH headings : Animals; Blotting, Northern; DNA-Binding Proteins / genetics; DNA-Binding Proteins / metabolism; Drosophila; Drosophila Proteins / genetics; Drosophila Proteins / metabolism; Ecdysterone / metabolism; Gene Expression Regulation, Developmental / genetics; Gene Expression Regulation, Developmental / physiology; Metamorphosis, Biological / genetics; Mutation; Oligonucleotide Array Sequence Analysis; Receptors, Steroid / genetics; Receptors, Steroid / metabolism; SOXB2 Transcription Factors / genetics; SOXB2 Transcription Factors / metabolism; Transcription Factors / genetics; Transcription Factors / metabolism
TL;DR: It is demonstrated that mutations in sox14 result in prepupal and pupal lethality with animals displaying a multitude of defects in 20E developmentally regulated pathways, and that Sox14 is a critical transcription factor required for 20E signaling at the onset of metamorphosis. (via Semantic Scholar)
Source: Crossref
Added: August 28, 2020

2008 journal article

Septate junctions are required for ommatidial integrity and blood–eye barrier function in Drosophila

Developmental Biology, 317(2), 585–599.

By: S. Banerjee*, R. Bainton*, N. Mayer*, R. Beckstead* & M. Bhat*

author keywords: ommatidium; photoreceptors; cone cells; pigment cells; neurexin IV
MeSH headings : Animals; Blood-Retinal Barrier / physiology; Cell Adhesion Molecules, Neuronal / deficiency; Cell Adhesion Molecules, Neuronal / genetics; Cell Adhesion Molecules, Neuronal / metabolism; Compound Eye, Arthropod / physiology; Compound Eye, Arthropod / ultrastructure; DNA Primers / genetics; Drosophila / physiology; Drosophila Proteins / deficiency; Drosophila Proteins / genetics; Drosophila Proteins / metabolism; Gene Components; Immunohistochemistry; Microscopy, Electron; Mutation / genetics; Photoreceptor Cells, Invertebrate / physiology; Photoreceptor Cells, Invertebrate / ultrastructure; Sequence Analysis, DNA; Tight Junctions / metabolism; Tight Junctions / physiology; Tight Junctions / ultrastructure
TL;DR: It is established that septate junctions (SJs), the vertebrate analogs of TJs, are present in the adult ommatidia and are formed between and among the cone and pigment cells. (via Semantic Scholar)
Source: Crossref
Added: August 28, 2020

2007 journal article

Prothoracicotropic Hormone Regulates Developmental Timing and Body Size in Drosophila

Developmental Cell, 13(6), 857–871.

By: Z. McBrayer*, H. Ono*, M. Shimell*, J. Parvy*, R. Beckstead*, J. Warren*, C. Thummel*, C. Dauphin-Villemant*, L. Gilbert*, M. O'Connor*

MeSH headings : Amino Acid Sequence; Animals; Blotting, Northern; Body Size / physiology; Drosophila / embryology; Drosophila / growth & development; Drosophila Proteins / metabolism; Embryo, Nonmammalian / drug effects; Embryo, Nonmammalian / metabolism; Insect Hormones / pharmacology; Larva / growth & development; Molecular Sequence Data; Neurons / cytology; Neurons / metabolism; Neuropeptides / metabolism; Sequence Homology, Amino Acid; Signal Transduction / physiology
UN Sustainable Development Goal Categories
2. Zero Hunger (OpenAlex)
Source: Crossref
Added: August 28, 2020

2007 journal article

Specific transcriptional responses to juvenile hormone and ecdysone in Drosophila

Insect Biochemistry and Molecular Biology, 37(6), 570–578.

By: R. Beckstead*, G. Lam* & C. Thummel*

author keywords: ecdysone; juvenile hormone; metamorphosis; gene regulation
MeSH headings : Animals; Blotting, Northern; Drosophila / genetics; Drosophila / metabolism; Drosophila Proteins / genetics; Ecdysone / metabolism; Ecdysterone / metabolism; Gene Expression Regulation, Developmental; Juvenile Hormones / metabolism; Larva / genetics; Oligonucleotide Array Sequence Analysis; Pupa / genetics; RNA / genetics; Transcription, Genetic
TL;DR: It is demonstrated that larval organ culture can be used to identify Drosophila genes that are regulated by hormones other than 20E, and provide a basis for studying crosstalk between multiple hormone signaling pathways. (via Semantic Scholar)
Source: Crossref
Added: August 28, 2020

2006 journal article

Indicted: Worms Caught using Steroids

Cell, 124(6), 1137–1140.

By: R. Beckstead* & C. Thummel*

MeSH headings : Animals; Caenorhabditis elegans / metabolism; Caenorhabditis elegans Proteins / genetics; Caenorhabditis elegans Proteins / metabolism; Cytochrome P-450 Enzyme System / genetics; Cytochrome P-450 Enzyme System / metabolism; Ligands; Longevity; Models, Animal; Mutation; Receptors, Cytoplasmic and Nuclear / genetics; Receptors, Cytoplasmic and Nuclear / metabolism; Receptors, Steroid / metabolism; Signal Transduction / physiology; Steroids / physiology
TL;DR: Three recent papers provide new insights into endocrinology in the worm Caenorhabditis elegans, identify natural steroid ligands for the DAF-12 nuclear receptor, define a new enzyme in the hormone biosynthetic pathway, and clarify the role of endocrine signaling in adult longevity. (via Semantic Scholar)
Source: Crossref
Added: August 28, 2020

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