David H. Ley

Works (50)

Updated: July 6th, 2023 19:55
Download BibTeX Download Plain Text View JSON

2020 journal article

Phenotypic diversity in an emerging mycoplasmal disease

MICROBIAL PATHOGENESIS, 138.

By: K. Perez*, N. Mullen*, J. Canter*, D. Ley n & M. May*

author keywords: Mycopiasma gallisepticum; Sialidase; Cytadherence; Adherence; Sialic acid; Biofilm; Hydrogen peroxide; Virulence factors; Pathogenesis
MeSH headings : Animals; Bacterial Adhesion; Biofilms / growth & development; Biological Variation, Population; Biomarkers; Bird Diseases / diagnosis; Bird Diseases / epidemiology; Bird Diseases / metabolism; Bird Diseases / microbiology; Communicable Diseases, Emerging / diagnosis; Communicable Diseases, Emerging / epidemiology; Communicable Diseases, Emerging / metabolism; Communicable Diseases, Emerging / microbiology; Hydrogen Peroxide / metabolism; Mycoplasma / classification; Mycoplasma / physiology; Mycoplasma Infections / veterinary; Neuraminidase / metabolism; Phenotype; Public Health Surveillance; United States / epidemiology; Virulence
Source: Web Of Science
Added: April 20, 2020

2019 journal article

Mycoplasmosis of House Finches (Haemorhous mexicanus) and California Scrub-Jays (Aphelocoma californica) in a Wildlife Rehabilitation Facility with Probable Nosocomial Transmission

JOURNAL OF WILDLIFE DISEASES, 55(2), 494–498.

By: K. Rogers*, D. Ley n & L. Woods*

author keywords: California Scrub-jay; House Finch; Mycoplasma gallisepticum; Mycoplasma sturni; Mycoplasma synoviae; wildlife rehabilitation facility
MeSH headings : Animals; Bird Diseases / microbiology; Bird Diseases / transmission; California / epidemiology; Conjunctivitis, Bacterial / epidemiology; Conjunctivitis, Bacterial / microbiology; Conjunctivitis, Bacterial / veterinary; Conservation of Natural Resources; Cross Infection; Disease Outbreaks / veterinary; Hospitals, Animal; Mycoplasma Infections / epidemiology; Mycoplasma Infections / microbiology; Mycoplasma Infections / veterinary; Songbirds
Source: Web Of Science
Added: April 29, 2019

2018 journal article

Core Genome Multilocus Sequence Typing: a Standardized Approach for Molecular Typing of Mycoplasma gallisepticum

JOURNAL OF CLINICAL MICROBIOLOGY, 56(1).

By: M. Ghanem *, L. Wang *, Y. Zhang *, S. Edwards *, A. Lu*, D. Ley n, M. El-Gazzar *

author keywords: strain typing; cgMLST; genomes; Mycoplasma gallisepticum; whole-genome sequence
MeSH headings : Animals; Bird Diseases / epidemiology; Bird Diseases / microbiology; DNA, Bacterial / genetics; Disease Outbreaks; Finches / microbiology; Genes, Bacterial / genetics; Genome, Bacterial / genetics; Molecular Epidemiology / methods; Multilocus Sequence Typing / veterinary; Mycoplasma Infections / epidemiology; Mycoplasma Infections / microbiology; Mycoplasma Infections / veterinary; Mycoplasma gallisepticum / classification; Mycoplasma gallisepticum / genetics; Phylogeny; Poultry / microbiology
Source: Web Of Science
Added: August 6, 2018

2018 journal article

House Finch (Haemorhous mexicanus)-Associated Mycoplasma gallisepticum Identified in Lesser Goldfinch (Spinus psaltria) and Western Scrub Jay (Aphelocoma californica) using Strain-Specific Quantitative PCR

JOURNAL OF WILDLIFE DISEASES, 54(1), 180–185.

By: C. Allen*, A. Mara *, E. Tulman *, D. Ley n & S. Geary *

author keywords: Corvidae; House Finch; Lesser Goldfinch; Mycoplasma gallisepticum; mycoplasmal conjunctivitis; qPCR; RAPD; Western Scrub Jay
MeSH headings : Animals; Bird Diseases / microbiology; DNA, Bacterial / genetics; Mycoplasma Infections / microbiology; Mycoplasma Infections / veterinary; Mycoplasma gallisepticum / genetics; Mycoplasma gallisepticum / isolation & purification; Passeriformes; Polymerase Chain Reaction / methods
Source: Web Of Science
Added: August 6, 2018

2018 journal article

Incomplete host immunity favors the evolution of virulence in an emergent pathogen

SCIENCE, 359(6379), 1030-+.

By: A. Fleming-Davies *, P. Williams*, A. Dhondt *, A. Dobson *, W. Hochachka *, A. Leon *, D. Ley n, E. Osnas *, D. Hawley *

MeSH headings : Animals; Bird Diseases / microbiology; Bird Diseases / prevention & control; Evolution, Molecular; Finches; Host-Pathogen Interactions / immunology; Immunologic Memory; Models, Immunological; Mycoplasma Infections / microbiology; Mycoplasma gallisepticum / genetics; Mycoplasma gallisepticum / pathogenicity; Virulence / genetics
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Attenuated Phenotype of a Recent House Finch-Associated Mycoplasma gallisepticum Isolate in Domestic Poultry

INFECTION AND IMMUNITY, 85(6).

By: K. Pflaum*, E. Tulman *, J. Beaudet*, X. Liao*, K. Dhondt*, A. Dhondt*, D. Hawley *, D. Ley n, K. Kerr*, S. Geary *

author keywords: Mycoplasma gallisepticum; chicken; house finch; pathology; virulence
MeSH headings : Animals; Chickens / microbiology; Female; Finches / microbiology; Mycoplasma Infections / epidemiology; Mycoplasma Infections / microbiology; Mycoplasma Infections / veterinary; Mycoplasma gallisepticum / isolation & purification; Mycoplasma gallisepticum / pathogenicity; Phenotype; Phylogeny; Virginia; Virulence
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Response of House Finches Recovered from Mycoplasma gallisepticum to Reinfection with a Heterologous Strain

AVIAN DISEASES, 61(4), 437–441.

By: A. Dhondt *, K. Dhondt*, W. Hochachka *, D. Ley n & D. Hawley *

author keywords: virulence; emerging disease
MeSH headings : Animals; Bird Diseases / microbiology; Finches; Mycoplasma Infections / microbiology; Mycoplasma Infections / veterinary; Mycoplasma gallisepticum / genetics; Mycoplasma gallisepticum / physiology; New York; Recurrence
Source: Web Of Science
Added: August 6, 2018

2016 journal article

House Finch (Haemorhous mexicanus) Conjunctivitis, and Mycoplasma spp. Isolated from North American Wild Birds, 1994-2015

JOURNAL OF WILDLIFE DISEASES, 52(3), 669–673.

By: D. Ley n, D. Hawley *, S. Geary * & A. Dhondt *

author keywords: Conjunctivitis; Haemorhous mexicanus; House Finch; Mycoplasma gallisepticum; Mycoplasma gypis; Mycoplasma sturni; mycoplasmosis; wild birds
MeSH headings : Animals; Animals, Wild; Bird Diseases / microbiology; Conjunctivitis, Bacterial / epidemiology; Conjunctivitis, Bacterial / microbiology; Conjunctivitis, Bacterial / veterinary; Finches; Mycoplasma / classification; Mycoplasma / isolation & purification; Mycoplasma Infections / epidemiology; Mycoplasma Infections / microbiology; Mycoplasma Infections / veterinary; North America / epidemiology; Retrospective Studies
Source: Web Of Science
Added: August 6, 2018

2014 journal article

Diverse Wild Bird Host Range of Mycoplasma gallisepticum in Eastern North America

PLOS ONE, 9(7).

By: A. Dhondt *, J. DeCoste*, D. Ley n & W. Hochachka *

MeSH headings : Animals; Finches / parasitology; Host Specificity; Mycoplasma gallisepticum / genetics; Mycoplasma gallisepticum / pathogenicity; North America
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Chronic Mycoplasma conjunctivitis in house finches: Host antibody response and M. gallisepticum VlhA expression

VETERINARY IMMUNOLOGY AND IMMUNOPATHOLOGY, 154(3-4), 129–137.

By: J. Grodio*, D. Ley n, K. Schat * & D. Hawley *

author keywords: Mycoplasma gallisepticum; Haemorhous mexicanus; Carpodacus mexicanus; House finch; VlhA; Antibody response; IgA
MeSH headings : Animals; Antibodies, Bacterial / physiology; Bacterial Proteins / genetics; Bacterial Proteins / metabolism; Bird Diseases / immunology; Bird Diseases / microbiology; Chronic Disease; Female; Finches; Gene Expression Regulation, Bacterial; Male; Mycoplasma Infections / immunology; Mycoplasma Infections / microbiology; Mycoplasma Infections / veterinary; Mycoplasma gallisepticum
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Multiple host transfers, but only one successful lineage in a continent-spanning emergent pathogen

By: W. Hochachka *, A. Dhondt *, A. Dobson*, D. Hawley *, D. Ley n & I. Lovette *

author keywords: Mycoplasma gallisepticum; phylogeny; house finch; Haemorhous mexicanus; Carpodacus; host transfer
MeSH headings : Animals; Bayes Theorem; Biological Evolution; Bird Diseases / microbiology; Bird Diseases / transmission; Communicable Diseases, Emerging / veterinary; DNA, Bacterial / chemistry; DNA, Bacterial / isolation & purification; Finches / microbiology; Haplotypes; Host-Pathogen Interactions; Mycoplasma Infections / transmission; Mycoplasma Infections / veterinary; Mycoplasma gallisepticum / classification; Mycoplasma gallisepticum / genetics; Mycoplasma gallisepticum / isolation & purification; Phylogeny; Poultry / microbiology; Poultry Diseases / microbiology; Poultry Diseases / transmission
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Mycoplasma Corogypsi-Associated Polyarthritis and Tenosynovitis in Black Vultures (Coragyps atratus)

VETERINARY PATHOLOGY, 50(2), 291–298.

By: A. Van Wettere n, D. Ley n, D. Scott *, H. Buckanoff & L. Degernes n

author keywords: avian; arthritis; black vulture; Coragyps atratus; Mycoplasma corogypsi; polymerase chain reaction; bacterial isolation; tenosynovitis
MeSH headings : Animals; Arthritis / microbiology; Arthritis / pathology; Arthritis / veterinary; Base Sequence; Bird Diseases / microbiology; Bird Diseases / pathology; Birds; DNA, Ribosomal Spacer / genetics; Female; Male; Molecular Sequence Data; Mycoplasma / genetics; Mycoplasma Infections / pathology; Mycoplasma Infections / veterinary; Polymerase Chain Reaction / veterinary; Sequence Analysis, DNA / veterinary; Tenosynovitis / microbiology; Tenosynovitis / pathology; Tenosynovitis / veterinary; United States
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Parallel Patterns of Increased Virulence in a Recently Emerged Wildlife Pathogen

PLOS BIOLOGY, 11(5).

By: D. Hawley *, E. Osnas *, A. Dobson*, W. Hochachka *, D. Ley n & A. Dhondt *

MeSH headings : Animals; Biological Evolution; Finches / genetics; Finches / microbiology; Genetic Variation; Host-Pathogen Interactions / genetics; Mycoplasma gallisepticum / pathogenicity; Virulence
Source: Web Of Science
Added: August 6, 2018

2012 journal article

Conjunctivitis, rhinitis, and sinusitis in cliff swallows (Petrochelidon pyrrhonota) found in association with Mycoplasma sturni infection and cryptosporidiosis

AVIAN PATHOLOGY, 41(4), 395–401.

By: D. Ley n, A. Moresco*  & S. Frasca*

MeSH headings : Animals; Bird Diseases / drug therapy; Bird Diseases / microbiology; Bird Diseases / parasitology; Bird Diseases / pathology; Coinfection; Conjunctiva / pathology; Conjunctivitis / complications; Conjunctivitis / microbiology; Conjunctivitis / parasitology; Conjunctivitis / veterinary; Cryptosporidiosis / complications; Cryptosporidiosis / pathology; Cryptosporidiosis / veterinary; Cryptosporidium / isolation & purification; DNA, Bacterial / chemistry; DNA, Bacterial / genetics; DNA, Ribosomal / chemistry; DNA, Ribosomal / genetics; Fatal Outcome; Mycoplasma / genetics; Mycoplasma / isolation & purification; Mycoplasma Infections / complications; Mycoplasma Infections / microbiology; Mycoplasma Infections / pathology; Mycoplasma Infections / veterinary; Nasal Septum / pathology; RNA, Ribosomal, 16S / genetics; Rhinitis / complications; Rhinitis / microbiology; Rhinitis / parasitology; Rhinitis / veterinary; Sequence Analysis, DNA; Sinusitis / complications; Sinusitis / microbiology; Sinusitis / parasitology; Sinusitis / veterinary; Swallows; Turbinates / pathology
Sources: Web Of Science, ORCID
Added: August 6, 2018

2012 journal article

Extensive variation in surface lipoprotein gene content and genomic changes associated with virulence during evolution of a novel North American house finch epizootic strain of Mycoplasma gallisepticum

MICROBIOLOGY-SGM, 158, 2073–2088.

By: E. Tulman *, X. Liao*, S. Szczepanek *, D. Ley n, G. Kutish* & S. Geary *

MeSH headings : Animals; Bacterial Proteins / genetics; Bacterial Proteins / metabolism; Base Sequence; Bird Diseases / microbiology; Evolution, Molecular; Genetic Variation; Genome, Bacterial; Genomics; Lipoproteins / genetics; Lipoproteins / metabolism; Molecular Sequence Data; Mycoplasma Infections / microbiology; Mycoplasma Infections / veterinary; Mycoplasma gallisepticum / classification; Mycoplasma gallisepticum / genetics; Mycoplasma gallisepticum / isolation & purification; Mycoplasma gallisepticum / pathogenicity; Passeriformes / microbiology; Phylogeny; Virulence; Zoonoses / microbiology
Source: Web Of Science
Added: August 6, 2018

2012 journal article

Pathogenicity and immunogenicity of three Mycoplasma gallisepticum isolates in house finches (Carpodacus mexicanus)

VETERINARY MICROBIOLOGY, 155(1), 53–61.

By: J. Grodio*, D. Hawley *, E. Osnas *, D. Ley n, K. Dhondt*, A. Dhondt *, K. Schat *

author keywords: Mycoplasma gallisepticum; House finch; Carpodacus mexicanus; Conjunctivitis; Antibody response
MeSH headings : Animals; Antibodies, Bacterial / analysis; Antibodies, Bacterial / blood; Bacterial Load; Bird Diseases / immunology; Bird Diseases / microbiology; Bird Diseases / pathology; Conjunctivitis, Bacterial / immunology; Conjunctivitis, Bacterial / microbiology; Conjunctivitis, Bacterial / pathology; Conjunctivitis, Bacterial / veterinary; Finches / microbiology; Genotype; Mycoplasma Infections / immunology; Mycoplasma Infections / microbiology; Mycoplasma Infections / pathology; Mycoplasma Infections / veterinary; Mycoplasma gallisepticum / immunology; Mycoplasma gallisepticum / pathogenicity; Time Factors
Source: Web Of Science
Added: August 6, 2018

2011 journal article

Experimental infection of domestic canaries (Serinus canaria domestica) with Mycoplasma gallisepticum: a new model system for a wildlife disease

AVIAN PATHOLOGY, 40(3), 321–327.

By: D. Hawley *, J. Grodio*, S. Frasca*, L. Kirkpatrick* & D. Ley n

MeSH headings : Animals; Animals, Wild; Bird Diseases / microbiology; Bird Diseases / pathology; Canaries; Mycoplasma Infections / microbiology; Mycoplasma Infections / pathology; Mycoplasma Infections / veterinary; Mycoplasma gallisepticum
Source: Web Of Science
Added: August 6, 2018

2010 journal article

Common garden experiment reveals pathogen isolate but no host genetic diversity effect on the dynamics of an emerging wildlife disease

JOURNAL OF EVOLUTIONARY BIOLOGY, 23(8), 1680–1688.

By: D. Hawley *, K. Dhondt*, A. Dobson *, J. Grodio*, W. Hochachka *, D. Ley n, E. Osnas *, K. Schat*, A. Dhondt *

author keywords: Carpodacus mexicanus; common garden experiment; evolution of virulence; host genetic diversity; host-pathogen interaction; Mycoplasma gallisepticum
MeSH headings : Animals; Bird Diseases / epidemiology; Bird Diseases / microbiology; Finches / genetics; Finches / immunology; Genetic Variation; Host-Pathogen Interactions / genetics; Immunocompetence / immunology; Microsatellite Repeats / genetics; Mycoplasma Infections / epidemiology; Mycoplasma Infections / microbiology; Mycoplasma Infections / veterinary; Mycoplasma gallisepticum / isolation & purification; Mycoplasma gallisepticum / pathogenicity; Prevalence; Time Factors
Source: Web Of Science
Added: August 6, 2018

2010 journal article

Mycoplasma iowae associated with chondrodystrophy in commercial turkeys

AVIAN PATHOLOGY, 39(2), 87–93.

By: D. Ley n, R. Marusak n, E. Vivas n, H. Barnes n & O. Fletcher n

MeSH headings : Animals; Antibodies, Bacterial / immunology; Cartilage / pathology; Chondrocytes / pathology; DNA, Bacterial / genetics; Diagnosis, Differential; Female; Hindlimb / microbiology; Hindlimb / pathology; Mycoplasma Infections / microbiology; Mycoplasma Infections / pathology; Mycoplasma Infections / veterinary; Mycoplasma iowae / genetics; Mycoplasma iowae / immunology; Mycoplasma iowae / isolation & purification; Poultry Diseases / microbiology; Poultry Diseases / pathology; Spine / microbiology; Spine / pathology; Turkeys
Source: Web Of Science
Added: August 6, 2018

2010 journal article

Mycoplasma sturni from a California House Finch with Conjunctivitis Did Not Cause Disease in Experimentally Infected House Finches

JOURNAL OF WILDLIFE DISEASES, 46(3), 994–999.

By: D. Ley n, N. Anderson, K. Dhondt* & A. Dhondt *

author keywords: Carpodacus mexicanus; conjunctivitis; House Finch; Mycoplasma gallisepticum; Mycoplastna sturni
MeSH headings : Animals; Bird Diseases / microbiology; Bird Diseases / transmission; Conjunctivitis, Bacterial / microbiology; Conjunctivitis, Bacterial / transmission; Conjunctivitis, Bacterial / veterinary; Female; Finches / microbiology; Male; Mycoplasma / pathogenicity; Mycoplasma Infections / microbiology; Mycoplasma Infections / transmission; Mycoplasma Infections / veterinary; Species Specificity; United States
Source: Web Of Science
Added: August 6, 2018

2007 journal article

Effects of route of inoculation on Mycoplasma gallisepticum infection in captive house finches

AVIAN PATHOLOGY, 36(6), 475–479.

By: K. Dhondt*, A. Dhondt * & D. Ley n

MeSH headings : Animals; Behavior, Animal; Bird Diseases / microbiology; Cloaca / microbiology; Conjunctivitis, Bacterial / microbiology; Conjunctivitis, Bacterial / veterinary; DNA, Bacterial / isolation & purification; Feces / microbiology; Finches / microbiology; Mycoplasma Infections / microbiology; Mycoplasma Infections / transmission; Mycoplasma Infections / veterinary; Mycoplasma gallisepticum / genetics; Mycoplasma gallisepticum / isolation & purification; Mycoplasma gallisepticum / physiology; Polymerase Chain Reaction / veterinary
Source: Web Of Science
Added: August 6, 2018

2007 journal article

Experimental infection of chickens and turkeys with Mycoplasma gallisepticum reference strain S6 and North Carolina field isolate RAPD type B

AVIAN DISEASES, 51(1), 106–111.

By: B. Sanei*, H. Barnes n, J. Vaillancourt* & D. Ley*

author keywords: Mycoplasma gallisepticum; MG; North Carolina; outbreak; epidemic; RAPD; S6; chickens; turkeys
Source: Web Of Science
Added: August 6, 2018

2007 journal article

Pneumonia of Turkey Breeder Hens Associated with Mycoplasma synoviae

AVIAN DISEASES, 51(3), 791–796.

By: C. Osorio, O. Fletcher*, T. Abdul-Aziz*, E. Gonder*, B. Tilley* & D. Ley*

author keywords: fibrinous pneumonia; Mycoplasma synoviae; turkey breeder hens; respiratory disease
Source: Web Of Science
Added: August 6, 2018

2006 journal article

Further western spread of Mycoplasma gallisepticum infection of house finches

JOURNAL OF WILDLIFE DISEASES, 42(2), 429–431.

By: D. Ley n, D. Sheaffer* & A. Dhondt*

author keywords: Carpodacus mexicanus; conjunctivitis; house finch; Mycoplasma gallisepticum
MeSH headings : Animals; Bird Diseases / epidemiology; Bird Diseases / transmission; Conjunctivitis, Bacterial / epidemiology; Conjunctivitis, Bacterial / transmission; Conjunctivitis, Bacterial / veterinary; Female; Finches / microbiology; Male; Montana / epidemiology; Mycoplasma Infections / epidemiology; Mycoplasma Infections / transmission; Mycoplasma Infections / veterinary; Mycoplasma gallisepticum / isolation & purification; Oregon / epidemiology; Polymerase Chain Reaction / methods; Polymerase Chain Reaction / veterinary; Seasons
Source: Web Of Science
Added: August 6, 2018

2006 journal article

Genotypic analyses of Mycoplasma gallisepticum isolates from songbirds by random amplification of polymorphic DNA and amplified-fragment length polymorphism

JOURNAL OF WILDLIFE DISEASES, 42(2), 421–428.

By: J. Cherry*, D. Ley n & S. Altizer *

author keywords: AFLP; emerging disease; genotype; house finch; Mycoplasma gallisepticum; Mycoplasmal conjunctivitis; RAPD
MeSH headings : Animals; Bird Diseases / epidemiology; Bird Diseases / microbiology; Conjunctivitis, Bacterial / epidemiology; Conjunctivitis, Bacterial / microbiology; Conjunctivitis, Bacterial / veterinary; DNA, Bacterial / analysis; Evolution, Molecular; Finches / microbiology; Genotype; Mycoplasma Infections / epidemiology; Mycoplasma Infections / microbiology; Mycoplasma Infections / veterinary; Mycoplasma gallisepticum / classification; Mycoplasma gallisepticum / genetics; Random Amplified Polymorphic DNA Technique / methods; Random Amplified Polymorphic DNA Technique / veterinary; Songbirds / microbiology
Source: Web Of Science
Added: August 6, 2018

2005 journal article

Differentiation of Mycoplasma gallisepticum strains using amplified fragment length polymorphism and other DNA-based typing methods

AVIAN DISEASES, 49(1), 43–49.

By: Y. Hong*, M. Garcia*, S. Levisohn, P. Savelkoul *, V. Leiting*, I. Lysnyansky, D. Ley n, S. Kleven*

author keywords: Mycoplasma gallisepticum; amplified fragment length polymorphism; random amplified polymorphic DNA; sequence analysis; molecular typing; strain identification
MeSH headings : Bacterial Proteins / genetics; Bacterial Typing Techniques / methods; Base Sequence; DNA Primers; Genetic Variation; Molecular Sequence Data; Mycoplasma gallisepticum / genetics; Nucleic Acid Amplification Techniques; Polymorphism, Restriction Fragment Length; Random Amplified Polymorphic DNA Technique; Reproducibility of Results; Sequence Analysis, DNA; Species Specificity
Source: Web Of Science
Added: August 6, 2018

2005 journal article

Dynamics of a novel pathogen in an avian host: Mycoplasmal conjunctivitis in house finches

ACTA TROPICA, 94(1), 77–93.

By: A. Dhondt *, S. Altizer *, E. Cooch*, A. Davis *, A. Dobson*, M. Driscoll*, B. Hartup*, D. Hawley * ...

author keywords: capture-mark-recapture; Carpodacus mexicanus; disease ecology; multi-disciplinary research; Mycoplasma gallisepticum; review
MeSH headings : Animals; Bird Diseases / epidemiology; Bird Diseases / microbiology; Conjunctivitis, Bacterial / epidemiology; Conjunctivitis, Bacterial / microbiology; Conjunctivitis, Bacterial / veterinary; Disease Outbreaks / veterinary; Finches; Models, Biological; Mycoplasma Infections / epidemiology; Mycoplasma Infections / microbiology; Mycoplasma Infections / veterinary; Mycoplasma gallisepticum / growth & development; Prevalence; Seasons; United States / epidemiology
Source: Web Of Science
Added: August 6, 2018

2005 journal article

Re-exposure of captive house finches that recovered from Mycoplasma gallisepticum infection

JOURNAL OF WILDLIFE DISEASES, 41(2), 326–333.

By: K. Sydenstricker*, A. Dhondt *, D. Ley n & G. Kollias*

author keywords: Carpodacus mexicanus; conjunctivitis; Eastern house finch; Mycoplasma gallisepticum; avian disease
MeSH headings : Agglutination Tests / veterinary; Analysis of Variance; Animals; Bird Diseases / epidemiology; Bird Diseases / immunology; Conjunctivitis, Bacterial / epidemiology; Conjunctivitis, Bacterial / immunology; Conjunctivitis, Bacterial / veterinary; Disease Susceptibility / veterinary; Female; Finches; Male; Mycoplasma Infections / immunology; Mycoplasma Infections / veterinary; Mycoplasma gallisepticum / immunology; Polymerase Chain Reaction / veterinary; Random Allocation; Time Factors
Source: Web Of Science
Added: August 6, 2018

2004 journal article

Experimental infection of house finches with Mycoplasma gallisepticum

JOURNAL OF WILDLIFE DISEASES, 40(1), 79–86.

By: G. Kollias*, K. Sydenstricker*, H. Kollias*, D. Ley n, P. Hosseini*, V. Connolly*, A. Dhondt *

author keywords: Carpodacus mexicanus; conjunctivitis; eastern house finch; Mycoplasma gallisepticum; respiratory infection
MeSH headings : Animals; Bird Diseases / epidemiology; Bird Diseases / immunology; Bird Diseases / pathology; Conjunctivitis, Bacterial / epidemiology; Conjunctivitis, Bacterial / immunology; Conjunctivitis, Bacterial / pathology; Conjunctivitis, Bacterial / veterinary; Disease Susceptibility / veterinary; Female; Male; Mycoplasma Infections / epidemiology; Mycoplasma Infections / immunology; Mycoplasma Infections / pathology; Mycoplasma Infections / veterinary; Mycoplasma gallisepticum / pathogenicity; Population Density; Random Allocation; Songbirds; Time Factors
Source: Web Of Science
Added: August 6, 2018

2004 journal article

Health survey of house finches (Carpodacus mexicanus) from Wisconsin

AVIAN DISEASES, 48(1), 84–90.

By: B. Hartup*, B. Stott-Messick*, M. Guzy* & D. Ley n

author keywords: house finch; Carpodacus mexicanus; parasites; health survey; Proctophyllodes vegetans; Mycoplasma gallisepticum
MeSH headings : Animals; Data Collection; Female; Health; Male; Mycoplasma gallisepticum / isolation & purification; Seasons; Songbirds / microbiology; Songbirds / parasitology; Songbirds / physiology; Wisconsin
Source: Web Of Science
Added: August 6, 2018

2004 journal article

Molecular characterization of Mycoplasma gallisepticum isolates from Turkeys

AVIAN DISEASES, 48(3), 562–569.

By: S. Kleven*, R. Fulton*, M. Garcia*, V. Ikuta, V. Leiting*, T. Liu*, D. Ley n, K. Opengart, G. Rowland*, E. Wallner-Pendleton*

author keywords: Mycoplasma gallisepticum; vaccine; turkey; serology; pathogenesis
MeSH headings : Adhesins, Bacterial / genetics; Animals; Antibodies, Bacterial / blood; Base Sequence; DNA Primers; Molecular Sequence Data; Mycoplasma Infections / immunology; Mycoplasma Infections / veterinary; Mycoplasma gallisepticum / genetics; Poultry Diseases / immunology; Poultry Diseases / microbiology; Random Amplified Polymorphic DNA Technique; Sequence Analysis, DNA; Trachea / pathology; Turkeys / microbiology; United States
Source: Web Of Science
Added: August 6, 2018

2003 journal article

Enhancement of enteropathogenic Escherichia coli pathogenicity in young turkeys by concurrent turkey coronavirus infection

AVIAN DISEASES, 47(2), 396–405.

By: S. Pakpinyo*, D. Ley*, H. Barnes*, J. Vaillancourt* & J. Guy* 

author keywords: turkey coronavirus; poult enteritis-mortality syndrome; Escherichia coli
Sources: Web Of Science, ORCID
Added: August 6, 2018

2003 journal article

Molecular variability of house finch Mycoplasma gallisepticum isolates as revealed by sequencing and restriction fragment length polymorphism analysis of the pvpA gene

AVIAN DISEASES, 47(3), 640–648.

By: . Pillai, H. Mays*, D. Ley n, P. Luttrell*, V. Panangala*, K. Farmer*, . Roberts

author keywords: Mycoplasma gallisepticum; house finches; pvpA gene; PCR-RFLP; phylogenetic analysis
MeSH headings : Adhesins, Bacterial / chemistry; Adhesins, Bacterial / genetics; Amino Acid Sequence; Animals; Base Sequence; Chickens; DNA, Bacterial / chemistry; Genetic Variation; Genotype; Mycoplasma gallisepticum / classification; Mycoplasma gallisepticum / genetics; Phylogeny; Polymerase Chain Reaction / veterinary; Polymorphism, Restriction Fragment Length; Random Amplified Polymorphic DNA Technique / veterinary; Sequence Alignment / veterinary; Sequence Analysis, DNA / veterinary; Songbirds / microbiology; Turkeys
Source: Web Of Science
Added: August 6, 2018

2002 journal article

Prevalence of Enteropathogenic Escherichia coli in Naturally Occurring Cases of Poult Enteritis–Mortality Syndrome

Avian Diseases, 46(2), 360–369.

By: S. Pakpinyo n, D. Ley n, H. Barnes n, J. Vaillancourt n & J. Guy* 

author keywords: poult enteritis-mortality syndrome; enteropathogenic Escherichia coli
Sources: Web Of Science, Crossref, ORCID
Added: August 6, 2018

2001 journal article

Dynamics of conjunctivitis and Mycoplasma gallisepticum infections in house finches

AUK, 118(2), 327–333.

By: B. Hartup, J. Bickal, A. Dhondt, D. Ley* & G. Kollias

Source: Web Of Science
Added: August 6, 2018

2001 journal article

Identification of avian mycoplasma strains by random amplification of polymorphic DNA (RAPD)

Zootecnica International, (6), 46.

By: D. Ley

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

2001 journal article

Mycoplasmosis in captive crows and robins from Minnesota

JOURNAL OF WILDLIFE DISEASES, 37(3), 547–555.

By: J. Wellehan*, M. Calsamiglia*, D. Ley n, M. Zens*, A. Amonsin * & V. Kapur

author keywords: American robin; American crow; Corvus brachyrhynchos; Mycoplasma sturni; mycoplasmosis; nested polymerase chain reaction; Turdus migratorius
MeSH headings : Animals; Base Sequence; Bird Diseases / epidemiology; Bird Diseases / microbiology; Colony Count, Microbial; Conjunctivitis, Bacterial / epidemiology; Conjunctivitis, Bacterial / microbiology; Conjunctivitis, Bacterial / veterinary; DNA Fingerprinting / veterinary; DNA, Ribosomal / chemistry; Fluorescent Antibody Technique, Indirect; Minnesota / epidemiology; Mycoplasma / classification; Mycoplasma / genetics; Mycoplasma / isolation & purification; Mycoplasma Infections / epidemiology; Mycoplasma Infections / veterinary; Phylogeny; RNA, Ribosomal, 16S / genetics; Random Amplified Polymorphic DNA Technique / methods; Random Amplified Polymorphic DNA Technique / veterinary; Sensitivity and Specificity; Songbirds
Source: Web Of Science
Added: August 6, 2018

2001 journal article

Mycoplasmosis in evening and pine grosbeaks with conjunctivitis in Quebec

JOURNAL OF WILDLIFE DISEASES, 37(4), 826–830.

By: I. Mikaelian*, D. Ley n, R. Claveau, M. Lemieux* & J. Berube*

author keywords: case report; Coccothraustes vespertinus; conjunctivitis; evening grosbeak; mycoplasmosis; Mycoplasma gallisepticum; pine grosbeak; Pinicola enucleator
MeSH headings : Animals; Bird Diseases / epidemiology; Bird Diseases / microbiology; Conjunctivitis, Bacterial / epidemiology; Conjunctivitis, Bacterial / veterinary; DNA, Bacterial / analysis; Disease Outbreaks / veterinary; Female; Fluorescent Antibody Technique, Direct / veterinary; Male; Mycoplasma / classification; Mycoplasma / genetics; Mycoplasma Infections / epidemiology; Mycoplasma Infections / veterinary; Polymerase Chain Reaction / veterinary; Quebec / epidemiology; Random Amplified Polymorphic DNA Technique / veterinary; Songbirds
Source: Web Of Science
Added: August 6, 2018

2000 journal article

Mycoplasmal conjunctivitis in songbirds from New York

JOURNAL OF WILDLIFE DISEASES, 36(2), 257–264.

By: B. Hartup*, G. Kollias* & D. Ley n

author keywords: Carpodacus mexicanus; Carpodacus purpureus; conjunctivitis; host range; house finch; Mycoplasma gallisepticum; mycoplasmosis; purple finch
MeSH headings : Animals; Bird Diseases / epidemiology; Bird Diseases / microbiology; Conjunctivitis, Bacterial / epidemiology; Conjunctivitis, Bacterial / microbiology; Conjunctivitis, Bacterial / veterinary; DNA Fingerprinting / veterinary; DNA, Bacterial / analysis; DNA, Bacterial / chemistry; Female; Male; Mycoplasma / classification; Mycoplasma / genetics; Mycoplasma / isolation & purification; Mycoplasma Infections / epidemiology; Mycoplasma Infections / microbiology; Mycoplasma Infections / veterinary; New York / epidemiology; Polymerase Chain Reaction / veterinary; Prevalence; Random Amplified Polymorphic DNA Technique / veterinary; Seasons; Songbirds
Source: Web Of Science
Added: August 6, 2018

2000 journal article

Mycoplasmosis: somethings old and somethings new

Proceedings of the ... Western Poultry Disease Conference, 49(2000), 42–47.

By: D. Ley

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

1998 journal article

Mycoplasma sturni from blue jays and northern mockingbirds with conjunctivitis in Florida

JOURNAL OF WILDLIFE DISEASES, 34(2), 403–406.

By: D. Ley n, S. Geary *, J. Berkhoff n, J. McLaren n & S. Levisohn n

author keywords: blue jay; case reports; conjunctivitis; Cyanocitta cristata; Mimus polyglottos; Mycoplasma sturni; northern mockingbird
MeSH headings : Animals; Bird Diseases / epidemiology; Bird Diseases / microbiology; Birds; Conjunctivitis, Bacterial / epidemiology; Conjunctivitis, Bacterial / microbiology; Conjunctivitis, Bacterial / veterinary; Disease Outbreaks / veterinary; Florida / epidemiology; Fluorescent Antibody Technique, Indirect / veterinary; Mycoplasma Infections / epidemiology; Mycoplasma Infections / microbiology; Mycoplasma Infections / veterinary
Source: Web Of Science
Added: August 6, 2018

1997 journal article

Evaluation of treatment of conjunctivitis associated with Mycoplasma gallisepticum in house finches (Carpodacus mexicanus)

Journal of Avian Medicine and Surgery, 11(1), 20–24.

By: D. Ley, M. Stoskopf, E. Miller, S. Welte, J. Berkhoff, L. Degernes, W. Fleming

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

1997 journal article

Molecular epidemiologic investigations of Mycoplasma gallisepticum conjunctivitis in songbirds by random amplified polymorphic DNA analyses

EMERGING INFECTIOUS DISEASES, 3(3), 375–380.

By: D. Ley n, J. Berkhoff & S. Levisohn

MeSH headings : Animals; Base Sequence; Bird Diseases / epidemiology; Bird Diseases / microbiology; Birds; Conjunctivitis, Bacterial / epidemiology; Conjunctivitis, Bacterial / microbiology; Conjunctivitis, Bacterial / veterinary; DNA Primers / genetics; DNA, Bacterial / genetics; DNA, Bacterial / isolation & purification; Disease Outbreaks / veterinary; Mycoplasma / genetics; Mycoplasma / isolation & purification; Mycoplasma Infections / epidemiology; Mycoplasma Infections / microbiology; Mycoplasma Infections / veterinary; Random Amplified Polymorphic DNA Technique; United States / epidemiology
Source: Web Of Science
Added: August 6, 2018

1997 journal article

Mycoplasma synoviae has two distinct phase variable major membrane antigens, one of which is a putative hemagglutinin

Infection and Immunity, 65(7), 2542–2547.

By: A. Noormohammadi, P. Markham, K. Whithear, I. Walker, V. Gurevich, D. Ley, G. Browning

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

1997 journal article

Mycoplasmas in wild turkeys living in association with domestic fowl

JOURNAL OF WILDLIFE DISEASES, 33(3), 526–535.

By: R. Hoffman*, M. Luttrell*, W. Davidson* & D. Ley n

author keywords: domestic fowl; isolation; Merriam's wild turkey; Meleagris gallopavo merriami; Mycoplasma spp.; serologic survey
MeSH headings : Agglutination Tests / veterinary; Animals; Animals, Domestic; Animals, Wild; Antibodies, Bacterial / blood; Bird Diseases / epidemiology; Chickens; Colorado / epidemiology; Enzyme-Linked Immunosorbent Assay / veterinary; Female; Hemagglutination Inhibition Tests / veterinary; Immunoblotting; Male; Mycoplasma / immunology; Mycoplasma Infections / epidemiology; Mycoplasma Infections / veterinary; Prevalence; Seroepidemiologic Studies; Turkeys
Source: Web Of Science
Added: August 6, 2018

1997 journal article

Transmissibility of live Mycoplasma gallisepticum vaccine strains ts-11 and 6/85 from vaccinated layer pullets to sentinel poultry

AVIAN DISEASES, 41(1), 187–194.

By: D. Ley*, J. McLaren*, A. Miles, H. Barnes*, S. Miller & G. Franz

author keywords: Mycoplasma gallisepticum; vaccine; chicken; turkey; random amplified polymorphic DNA
Source: Web Of Science
Added: August 6, 2018

1996 journal article

Mycoplasma gallisepticum isolated from house finches (Carpodacus mexicanus) with conjunctivitis

AVIAN DISEASES, 40(2), 480–483.

By: D. Ley n, J. Berkhoff & J. McLaren

author keywords: Mycoplasma gallisepticum; MG; house finch; Carpodacus mexicanus; eye lesions; conjunctivitis
Source: Web Of Science
Added: August 6, 2018

1993 journal article

CLINICAL MYCOPLASMA-GALLISEPTICUM INFECTION IN MULTIPLIER BREEDER AND MEAT TURKEYS CAUSED BY F-STRAIN - IDENTIFICATION BY SODIUM DODECYL-SULFATE POLYACRYLAMIDE-GEL ELECTROPHORESIS, RESTRICTION-ENDONUCLEASE ANALYSIS, AND THE POLYMERASE CHAIN-REACTION

AVIAN DISEASES, 37(3), 854–862.

By: D. Ley*, A. Avakian & J. Berkhoff

author keywords: MYCOPLASMA-GALLISEPTICUM; F-STRAIN; TURKEY; SODIUM DODECYL SULFATE POLYACRYL-AMIDE GEL ELECTROPHORESIS; RESTRICTION ENDONUCLEASE; POLYMERASE CHAIN REACTION
Source: Web Of Science
Added: August 6, 2018

1993 journal article

Performance characteristics of diagnostic tests for avian chlamydiosis

Journal of the Association of Avian Veterinarians, 7(4), 203.

By: D. Ley*, K. Flammer, P. Cowen & D. Whitt

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

1992 journal article

AN OUTBREAK OF MYCOPLASMA-SYNOVIAE INFECTION IN NORTH-CAROLINA TURKEYS - COMPARISON OF ISOLATES BY SODIUM DODECYL-SULFATE POLYACRYLAMIDE-GEL ELECTROPHORESIS AND RESTRICTION ENDONUCLEASE ANALYSIS

AVIAN DISEASES, 36(3), 672–678.

By: D. Ley* & A. Avakian

Source: Web Of Science
Added: August 6, 2018