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Subjects nucleotide sequences Remove constraint nucleotide sequences: nucleotide sequences Subjects genetic variation Remove constraint genetic variation: genetic variation Subjects chickens Remove constraint chickens: chickens

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1. A redescription of Cryptosporidium galli Pavlasek, 1999 (Apicomplexa: Cryptosporidiidae) from birds

Description:: Includes references
Author:: Ryan, U.M. , Xiao, L. , Read, C. , Sulaiman, I.M. , Monis, P. , Lal, A.A. , Fayer, R. , Pavlasek, I.
Subject:: chickens , birds , Cryptosporidium , oocysts , animal morphology , infection , proventriculus , disease transmission , cryptosporidiosis , ribosomal DNA , structural genes , nucleotide sequences , genetic variation , animal taxonomy , phylogeny , pathogen identification
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2003

2. Breeding of tomorrow's chickens to improve well-being

Description:: Paper presented at a symposium held July 20-23, 2009, in Raleigh, North Carolina.
Author:: Cheng, H.-W.
Subject:: chickens , food animals , animal breeding , animal well-being , animal behavior , adaptation , natural selection , genetic variation , genotype , domestication , literature reviews , artificial selection , poultry housing , animal stress , genome , nucleotide sequences , animal welfare , disease resistance , stress tolerance , genetic resistance
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2010

3. Detection of a broad range of class I and II Newcastle disease viruses using a multiplex real-time reverse transcription polymerase chain reaction assay

Description:: Includes references
Author:: Kim, L.M. , Suarez, D.L. , Afonso, C.L.
Subject:: poultry , wild birds , waterfowl , chickens , turkeys , Newcastle disease virus , strains , strain differences , disease detection , reverse transcriptase polymerase chain reaction , diagnostic techniques , virulence , genotype , genetic variation , genes , nucleotide sequences
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2008

4. Genotyping studies of Toxoplasma gondii isolates from Africa revealed that the archetypal clonal lineages predominate as in North America and Europe

Description:: Includes references
Author:: Velmurugan, G.V. , Dubey, J.P. , Su, C.
Subject:: Toxoplasma gondii , animal pathogens , microbial genetics , genetic variation , asexual reproduction , geographical variation , chickens , hosts , genetic markers , restriction fragment length polymorphism , polymerase chain reaction , alleles , loci , nucleotide sequences , sequence analysis , Africa , North America , Europe
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2008

5. Phylogenetic Diversity among Low-Virulence Newcastle Disease Viruses from Waterfowl and Shorebirds and Comparison of Genotype Distributions to Those of Poultry-Origin Isolates

Description:: Includes references
Author:: Kim, L.M. , King, D.J. , Curry, P.E. , Suarez, D.L. , Swayne, D.E. , Stallknecht, D.E. , Slemons, R.D. , Pedersen, J.C. , Senne, D.A. , Winker, K.
Subject:: Newcastle disease virus , strains , virulence , isolation , waterfowl , wild birds , chickens , phylogeny , genotype , reverse transcriptase polymerase chain reaction , genetic variation , genes , nucleotide sequences , viral proteins , United States
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2007