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Now showing items 141-160 of 275

    • Distribution of members of *Anopheles quadrimaculatus* Say s.l. and implications for their roles in malaria transmission in the United States 

      Levine, Rebecca S.; Peterson, A. Townsend; Benedict, Mark Q. (Entomological Society of America, 2004-07)
      The Anopheles quadrimaculatus s.l. (Say) complex consists of at least five species distinguished by distribution, genetic incompatibility, and allele frequencies. However, the distributions of the members have only been ...
    • A Mexican case study on a centralised database from world natural history museums 

      Navarro-Sigüenza, Adolfo G.; Peterson, A. Townsend; Gordillo, Alejandro (CODATA, 2002)
      The present contribution is a case study of the possibilities of using data from world scientific collections to understand the distribution and conservation of Mexican birds. Information was gathered on specimens ...
    • The critical role of permanent voucher specimens of hosts and vectors in public health and epidemiology 

      Peterson, A. Townsend (Centers for Disease Control and Prevention, 2010-02)
    • Influenza A virus infections in Chinese landbirds 

      Peterson, A. Townsend; Bush, Sarah E.; Spackman, Erica; Swayne, David E.; Ip, Hon S. (Centers for Disease Control and Prevention, 2009-10)
      Water birds are considered the reservoir for avian infl uenza viruses. We examined this assumption by sampling and real-time reverse transcription–PCR testing of 939 Asian land birds of 153 species. Infl uenza A infection ...
    • Improving methods for reporting spatial epidemiologic data 

      Peterson, A. Townsend (Centers for Disease Control and Prevention, 2008-08)
    • Disease Ecology: Community Structure and Pathogen Dynamics [Review] 

      Peterson, A. Townsend (Centers for Disease Control and Prevention, 2007-01)
    • Ecologic niche modeling and spatial patterns of disease transmission 

      Peterson, A. Townsend (Centers for Disease Control and Prevention, 2006-12)
      Ecologic niche modeling (ENM) is a growing field with many potential applications to questions regarding the geography and ecology of disease transmission. Specifically, ENM has the potential to inform investigations concerned ...
    • Potential mammalian filovirus reservoirs 

      Peterson, A. Townsend; Carroll, Darin S.; Mills, James N.; Johnson, Karl M. (Centers for Disease Control and Prevention, 2004-12)
      Ebola and Marburg viruses are maintained in unknown reservoir species; spillover into human populations results in occasional human cases or epidemics. We attempted to narrow the list of possibilities regarding the identity ...
    • Ecologic and geographic distribution of filovirus disease 

      Peterson, A. Townsend; Bauer, John T.; Mills, James N. (Centers for Disease Control and Prevention, 2004-01)
      We used ecologic niche modeling of outbreaks and sporadic cases of filovirus-associated hemorrhagic fever (HF) to provide a large-scale perspective on the geographic and ecologic distributions of Ebola and Marburg viruses. We ...
    • West Nile virus transmission in resident birds, Dominican Republic 

      Komar, Oliver; Robbins, Mark B.; Klenk, Kaci; Blitvich, Bradley J.; Marlenee, Nicole L.; Burkhalter, Kristen L.; Gubler, Duane J.; Gonzálvez, Guillermo; Peña, Carlos J.; Peterson, A. Townsend; Komar, Nicholas (Centers for Disease Control and Prevention, 2003-10)
      We report West Nile virus (WNV) activity in the Dominican Republic for the first time. Specific anti-WNV antibodies were detected in 5 (15%) of 33 resident birds sampled at one location in November 2002. One seropositive bird ...
    • Chagas disease in a domestic transmission cycle in southern Texas, USA 

      Beard, C. Ben; Pye, Greg; Steurer, Frank J.; Rodriguez, Ray; Campman, Richard; Peterson, A. Townsend; Wirtz, Robert A.; Robinson, Laura E. (Centers for Disease Control and Prevention, 2003-01)
      After three dogs died from acute Chagas cardiomyopathy at one location, an investigation was conducted of the home, garage, and grounds of the owner. A serologic study was conducted on stray dogs, and an ecologic niche ...
    • Ecologic niche modeling and potential reservoirs for Chagas disease, Mexico 

      Peterson, A. Townsend; Sánchez-Cordero, Víctor; Beard, C. Ben; Ramsey, Janine M. (Centers for Disease Control and Prevention, 2002-07)
      Ecologic niche modeling may improve our understanding of epidemiologically relevant vector and parasitereservoir distributions. We used this tool to identify host relationships of Triatoma species implicated in transmission ...
    • Ecological niche modelling and prioritizing areas for species reintroductions 

      Martínez-Meyer, Enrique; Peterson, A. Townsend; Servín, Jorge I.; Kiff, Lloyd F. (Cambridge University Press, 2006-10)
      Species reintroduction programmes, in prioritizing areas for reintroductions, have traditionally used tools that include measures of habitat suitability and evaluations of area requirements for viable populations. Here we ...
    • Taxonomy is important in conservation: a preliminary reassessment of Philippine species-level bird taxonomy 

      Peterson, A. Townsend (Cambridge University Press, 2006)
      Alpha taxonomy involves delineation of the basic unit of biology: the species. The concepts by which we define species, however, have been controversial, with several alternatives competing at present, some creating fewer ...
    • West Nile virus in the New World: potential impacts on bird species 

      Peterson, A. Townsend; Komar, Nicholas; Komar, Oliver; Navarro-Sigüenza, Adolfo G.; Robbins, Mark B.; Martínez-Meyer, Enrique (Cambridge University Press, 2004)
      The past five years have seen the arrival and extremely rapid expansion of West Nile virus (WNV) in the Western Hemisphere. The rapid sweep across North America has permitted little time for developing knowledge of the ...
    • The Chimalapas Region, Oaxaca, Mexico: a high-priority region for bird conservation in Mesoamerica 

      Peterson, A. Townsend; Navarro-Sigüenza, Adolfo G.; Hernández-Baños, Blanca E.; Escalona-Segura, Griselda; Rebón-Gallardo, Fanny; Rodríguez-Ayala, Emir; Figueroa-Esquivel, Elsa M.; Cabrera-García, Leonardo (Cambridge University Press, 2003)
      The Chimalapas region, in eastern Oaxaca, Mexico, holds lowland rainforests, tropical dry forests, and cloud forests typical of the Neotropics, as well as montane pine and pine-oak forests more typical of the Nearctic. ...
    • Prioritization of areas in China for the conservation of endangered birds using modelled geographical distributions 

      Chen, Guojun; Peterson, A. Townsend (Cambridge University Press, 2002)
      We developed distributional models for 90 threatened bird species in China, and used heuristic complementarity algorithms to prioritize areas for conservation. The pixel-based area selection prioritized 20 areas for ...
    • Ecology and geography of avian influenza (HPAI H5N1) transmission in the Middle East and northeastern Africa 

      Williams, Richard A. J.; Peterson, A. Townsend (BioMed Central, 2009-07-20)
      Background: The emerging highly pathogenic avian influenza strain H5N1 ("HPAI-H5N1") has spread broadly in the past decade, and is now the focus of considerable concern. We tested the hypothesis that spatial distributions ...
    • Geographic distribution and ecological niche of plague in sub-Saharan Africa 

      Neerinckx, Simon B.; Peterson, A. Townsend; Gulinck, Hubert; Deckers, Jozef; Leirs, Herwig (BioMed Central, 2008-10-23)
      Background: Plague is a rapidly progressing, serious illness in humans that is likely to be fatal if not treated. It remains a public health threat, especially in sub-Saharan Africa. In spite of plague's highly focal ...
    • Geographic potential for outbreaks of Marburg hemorrhagic fever 

      Peterson, A. Townsend; Lash, R. Ryan; Carroll, Darin S.; Johnson, Karl M. (American Society of Tropical Medicine and Hygiene, 2006)
      Marburg virus represents one of the least well-known of the hemorrhagic fever-causing viruses worldwide; in particular, its geographic potential in Africa remains quite mysterious. Ecologic niche modeling was used to ...