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Year 2009 Remove constraint 2009: 2009 Subjects genes Remove constraint genes: genes Subjects geographical variation Remove constraint geographical variation: geographical variation

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1. A Survey of Rhipicephalus microplus Populations for Mutations Associated With Pyrethroid Resistance

Description:: Includes references
Author:: Chen, Andrew C. , He, Haiqi , Temeyer, Kevin B. , Jones, Shirley , Green, Peter , Barker, Stephen C.
Subject:: Boophilus microplus , ticks , pyrethroid acaricides , permethrin , acaricide resistance , genetic resistance , sodium channels , esterases , genes , mutation , detection , polymerase chain reaction , geographical variation , strain differences , Mexico , Australia
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2009

2. Comparison of Laboratory Colonies and Field Populations of Tamarixia radiata, an Ectoparasitoid of the Asian Citrus Psyllid, Using Internal Transcribed Spacer and Cytochrome Oxidase Subunit I DNA Sequences

Description:: Includes references
Author:: Barr, N.B. , Hall, D.G. , Weathersbee, A.A. III , Nguyen, R. , Stansly, P. , Qureshi, J.A. , Flores, D.
Subject:: insect pests , Diaphorina citri , plant pests , citrus fruits , greening disease , insect vectors , insect control , biological control , parasitoids , ectoparasites , Tamarixia , strains , genetic variation , insect genetics , genes , cytochrome-c oxidase , internal transcribed spacers , genetic markers , evolution , reproductive isolation , geographical variation , geographical distribution , biological control agents
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2009

3. Microsatellite Characterization of Subspecies and Their Hybrids in Culex pipiens Complex (Diptera: Culicidae) Mosquitoes Along a North-South Transect in the Central United States

Description:: Includes references
Author:: Kothera, Linda , Zimmerman, Erin M. , Richards, Christopher M. , Savage, Harry M.
Subject:: Culex quinquefasciatus , Culex pipiens , Culex pipiens pipiens , hybrids , hybridization , insect taxonomy , molecular systematics , microsatellite repeats , acetylcholinesterase , genes , genetic markers , genetic variation , geographical variation , Midwestern United States
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2009

4. Renibacterium salmoninarum p57 antigenic variation is restricted in geographic distribution and correlated with genomic markers

Author:: Gregory D. Wiens , Ole Bendik Dale
Subject:: Renibacterium salmoninarum , Western blotting , antigen-antibody reactions , antigenic variation , bacterial antigens , conserved sequences , disease prevalence , epitopes , fish diseases , genes , geographical distribution , geographical variation , loci , monoclonal antibodies , pathogenesis , proteins , provenance , ribosomal RNA , strain differences , tandem repeat sequences , British Columbia , Norway
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2009