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Year 2002 Remove constraint 2002: 2002 Subjects genes Remove constraint genes: genes Subjects phylogeny Remove constraint phylogeny: phylogeny

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1. Ancestral polymorphism and adaptive evolution in the trichothecene mycotoxin gene cluster of phytopathogenic Fusarium

Description:: Includes references
Author:: Ward, T.J. , Bielawski, J.P. , Kistler, H.C. , Sullivan, E. , O'Donnell, K.
Subject:: Fusarium , Gibberella zeae , Fusarium culmorum , trichothecenes , biosynthesis , genes , nucleotide sequences , phylogeny , evolution , genetic polymorphism , Fusarium pseudograminearum
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2002

2. Characterization of a Highly Pathogenic H5N1 Avian Influenza A Virus Isolated from Duck Meat

Description:: Includes references
Author:: Tumpey, Terrence M. , Suarez, David L. , Perkins, Laura E.L. , Senne, Dennis A. , Lee, Jae-gil , Lee, Youn-Jeong , Mo, In-Pil , Sung, Haan-Woo , Swayne, David E.
Subject:: Influenza A virus , strains , isolation , duck meat , genes , hemagglutinins , nucleotide sequences , phylogeny , pathogenicity , viral diseases of animals and humans , viral antigens , immunohistochemistry , brain , skeletal muscle , Anas platyrhynchos , ducks , mice , China , South Korea
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2002

3. Erigeron witches'-broom phytoplasma in Brazil represents new subgroup VII-B in 16S rRNA gene group VII, the ash yellows phytoplasma group

Description:: Includes references
Author:: Barros, T.S.L. , Davis, R.E. , Resende, R.O. , Dally, E.L.
Subject:: Erigeron , strains , strain differences , genes , genetic variation , nucleotide sequences , chlorosis , restriction fragment length polymorphism , phylogeny , Brazil
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2002

4. Mitochondrial DNA sequence divergence among Schizaphis graminum (Hemiptera: Aphididae) clones from cultivated and non-cultivated hosts: haplotype and host associations

Description:: Includes references
Author:: Anstead, J.A. , Burd, J.D. , Shufran, K.A.
Subject:: genes , cytochrome-c oxidase , Schizaphis graminum , clones , mitochondrial DNA , structural genes , nucleotide sequences , haplotypes , genetic variation , clonal variation , phylogeny , biotypes , crops , grasses , host plants , plant pests
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2002

5. The aquatic budding bacterium Blastobacter denitrificans is a nitrogen-fixing symbiont of Aeschynomene indica

Description:: Includes references
Author:: Van Berkum, P. , Eardly, B.D.
Subject:: Aeschynomene indica , nitrogen-fixing bacteria , symbiosis , nodulation , ribosomal RNA , genes , nucleotide sequences , phylogeny , Bradyrhizobium , species differences
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2002