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Subjects nucleotide sequences Remove constraint nucleotide sequences: nucleotide sequences Subjects microbial genetics Remove constraint microbial genetics: microbial genetics Subjects mutation Remove constraint mutation: mutation

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1. Adaptation of plum pox virus to a herbaceous host (Pisum sativum) following serial passages

Description:: Includes references
Author:: Wallis, C.M. , Stone, A.L. , Sherman, D.J. , Damsteegt, V.D. , Gildow, F.E. , Schneider, W.L.
Subject:: Pisum sativum , peas , Plum pox virus , host range , alternative hosts , host plants , Prunus persica , peaches , virulence , disease course , strains , strain differences , disease transmission , nucleotide sequences , microbial genetics , mutation , virus replication , insect vectors , Aphidoidea , insect pests
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2007

2. Evolution of Highly Pathogenic Avian Influenza H5N1 Virus in Natural Ecosystems of Northern Eurasia (2005–08)

Description:: Paper presented at the 7th International Symposium on Avian Influenza, held on April 5-8, 2009, in Athens, Georgia.
Author:: Lvov, D.K. , Shchelkanov, M. Yu. , Prilipov, A.G. , Vlasov, N.A. , Fedyakina, I.T. , Deryabin, P.G. , Alkhovsky, S.V. , Grebennikova, T.V. , Zaberezhny, A.D. , Suarez, D.L.
Subject:: Influenza A virus , vertebrate viruses , wild birds , disease reservoirs , poultry , food animals , phenotype , microbial genetics , nucleotide sequences , disease outbreaks , genotype , strain differences , evolution , virus replication , virulence , sequence analysis , mutation , Russia , Mongolia
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2010

3. Fusarium oxysporum f. sp. palmarum, a Novel Forma Specialis Causing a Lethal Disease of Syagrus romanzoffiana and Washingtonia robusta in Florida

Description:: Includes references
Author:: Elliott, M.L. , Des Jardin, E.A. , O'Donnell, K. , Geiser, D.M. , Harrison, N.A. , Broschat, T.K.
Subject:: Syagrus romanzoffiana , Washingtonia robusta , ornamental plants , nursery crops , Fusarium oxysporum , fungal diseases of plants , new taxa , signs and symptoms (plants) , disease diagnosis , pathogen identification , necrosis , mortality , pathogenicity , nucleotide sequences , microbial genetics , mutation , phylogeny , Florida
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2010

4. Phylogenetic Analysis of Hemagglutinin and Neuraminidase Genes of Highly Pathogenic Avian Influenza H5N1 Egyptian Strains Isolated from 2006 to 2008 Indicates Heterogeneity with Multiple Distinct Sublineages

Description:: Paper presented at the 7th International Symposium on Avian Influenza, held on April 5-8, 2009, in Athens, Georgia.
Author:: Arafa, A. , Suarez, D.L. , Hassan, M.K. , Aly, M.M.
Subject:: Influenza A virus , vertebrate viruses , pathogenicity , strain differences , microbial genetics , disease outbreaks , phylogeny , hemagglutinins , sialidase , temporal variation , hosts , seasonal variation , sequence analysis , nucleotide sequences , genetic markers , mutation , Egypt
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2010

5. The Effect on Pathogenesis of Newcastle Disease Virus LaSota Strain from a Mutation of the Fusion Cleavage Site to a Virulent Sequence

Description:: Includes references
Author:: Wakamatsu, N. , King, D.J. , Seal, B.S. , Peeters, B.P.H. , Brown, C.C.
Subject:: pathogenesis , Newcastle disease virus , Newcastle disease , strain differences , amino acid sequences , disease severity , virulence , microbial genetics , chickens , White Leghorn , immunohistochemistry , nucleotide sequences , viral fusion proteins , mutation
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2006

6. The Flagellar Sigma Factor FliA Is Required for Dickeya dadantii Virulence

Description:: Includes references
Author:: Jahn, Courtney E. , Willis, David K. , Charkowski, Amy O.
Subject:: Pectobacterium chrysanthemi , flagellum , genome , nucleotide sequences , protein secretion , bacterial proteins , pleiotropy , mutation , bacterial motility , culture media , ambient temperature , phenotype , virulence , microbial genetics , gene expression
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2008