A C Brault

Summary

Country: USA

Publications

  1. ncbi request reprint Effects of immunosuppression on encephalitis virus infection in the house finch, Carpodacus mexicanus
    William K Reisen
    Arbovirus Research Unit, Center for Vector Borne Disease Research, School of Veterinary Medicine, University of California, Davis, CA 95616, USA
    J Med Entomol 40:206-14. 2003
  2. pmc Persistent West Nile virus transmission and the apparent displacement St. Louis encephalitis virus in southeastern California, 2003-2006
    William K Reisen
    Arbovirus Research Unit, Center for Vectorborne Diseases, School of Veterinary Medicine, University of California, Old Davis Rd, Davis, CA 95616, USA
    J Med Entomol 45:494-508. 2008
  3. ncbi request reprint Limited interdecadal variation in mosquito (Diptera: Culicidae) and avian host competence for Western equine encephalomyelitis virus (Togaviridae: Alphavirus)
    William K Reisen
    Arbovirus Research Unit, Center for Vectorborne Diseases, School of Veterinary Medicine, University of California, Davis, California 95616, USA
    Am J Trop Med Hyg 78:681-6. 2008
  4. ncbi request reprint Nesting Ardeid colonies are not a focus of elevated West Nile virus activity in southern California
    W K Reisen
    Center for Vectorborne Diseases, Department of Pathology, Microbiology, and Immunology, School of Veterinary Medicine, University of California, Davis, California 95616, USA
    Vector Borne Zoonotic Dis 5:258-66. 2005
  5. ncbi request reprint Does feeding on infected mosquitoes (Diptera: Culicidae) enhance the role of song sparrows in the transmission of arboviruses in California?
    William K Reisen
    Center for Vectorborne Diseases and Department of Pathology, Microbiology, and Immunology, School of Veterinary Medicine, University of California, Davis, CA 95616, USA
    J Med Entomol 44:316-9. 2007
  6. ncbi request reprint Comparison of immune responses of brown-headed cowbird and related blackbirds to west Nile and other mosquito-borne encephalitis viruses
    William K Reisen
    Center for Vectorborne Diseases and Department of Pathology, Microbiology and Immunology, School of Veterinary Medicine, University of California, Davis, California 95616, USA
    J Wildl Dis 43:439-49. 2007
  7. ncbi request reprint Ability of transstadially infected Ixodes pacificus (Acari: Ixodidae) to transmit West Nile virus to song sparrows or western fence lizards
    W K Reisen
    Center for Vectorborne Diseases and Department of Pathology, Immunology, and Microbiology, School of Veterinary Medicine, University of California, Davis, CA 95616, USA
    J Med Entomol 44:320-7. 2007
  8. ncbi request reprint Effects of temperature on the transmission of west nile virus by Culex tarsalis (Diptera: Culicidae)
    William K Reisen
    Center for Vectorborne Diseases, Department of Pathology, Microbiology, and Immunology, School of Veterinary Medicine, University of California, Davis, California 95616, USA
    J Med Entomol 43:309-17. 2006
  9. ncbi request reprint Overwintering of West Nile virus in Southern California
    William K Reisen
    Department of Pathology, Microbiology and Immunology, Center for Vectorborne Diseases, School of Veterinary Medicine, University of California, Davis, CA 95616, USA
    J Med Entomol 43:344-55. 2006
  10. ncbi request reprint Role of corvids in epidemiology of west Nile virus in southern California
    William K Reisen
    Center for Vectorborne Diseases, Department of Pathology, Microbiology, and Immunology, School of Veterinary Medicine, University of California, Davis, CA 95616, USA
    J Med Entomol 43:356-67. 2006

Research Grants

  1. Persistence of West Nile virus in California
    William Reisen; Fiscal Year: 2009
  2. Invasion of California by West Nile Virus
    William Reisen; Fiscal Year: 2007
  3. HOST COMPETENCE FACTORS AFFECT ARBOVIRUS TRANSMISSION
    William Reisen; Fiscal Year: 2003
  4. ARBOVIRUS PERSISTENCE IN SEASONAL WETLANDS
    William Reisen; Fiscal Year: 2002
  5. Persistence of West Nile virus in California
    William K Reisen; Fiscal Year: 2010

Collaborators

Detail Information

Publications48

  1. ncbi request reprint Effects of immunosuppression on encephalitis virus infection in the house finch, Carpodacus mexicanus
    William K Reisen
    Arbovirus Research Unit, Center for Vector Borne Disease Research, School of Veterinary Medicine, University of California, Davis, CA 95616, USA
    J Med Entomol 40:206-14. 2003
    ..Louis encephalitis, but not western equine encephalomyelitis. Immunosuppression may provide a useful tool to study the chronic infection process of flaviviruses in vertebrates...
  2. pmc Persistent West Nile virus transmission and the apparent displacement St. Louis encephalitis virus in southeastern California, 2003-2006
    William K Reisen
    Arbovirus Research Unit, Center for Vectorborne Diseases, School of Veterinary Medicine, University of California, Old Davis Rd, Davis, CA 95616, USA
    J Med Entomol 45:494-508. 2008
    ..p. quinquefasciatus. Intensive early mosquito control during 2006 seemed to interrupt and delay transmission, perhaps setting the stage for the future reintroduction of SLEV...
  3. ncbi request reprint Limited interdecadal variation in mosquito (Diptera: Culicidae) and avian host competence for Western equine encephalomyelitis virus (Togaviridae: Alphavirus)
    William K Reisen
    Arbovirus Research Unit, Center for Vectorborne Diseases, School of Veterinary Medicine, University of California, Davis, California 95616, USA
    Am J Trop Med Hyg 78:681-6. 2008
    ..tarsalis. Although temporal and spatial genetic changes have been documented, these seem to present limited phenotypic change in host competence and cannot explain the absence of equine and human cases...
  4. ncbi request reprint Nesting Ardeid colonies are not a focus of elevated West Nile virus activity in southern California
    W K Reisen
    Center for Vectorborne Diseases, Department of Pathology, Microbiology, and Immunology, School of Veterinary Medicine, University of California, Davis, California 95616, USA
    Vector Borne Zoonotic Dis 5:258-66. 2005
    ....
  5. ncbi request reprint Does feeding on infected mosquitoes (Diptera: Culicidae) enhance the role of song sparrows in the transmission of arboviruses in California?
    William K Reisen
    Center for Vectorborne Diseases and Department of Pathology, Microbiology, and Immunology, School of Veterinary Medicine, University of California, Davis, CA 95616, USA
    J Med Entomol 44:316-9. 2007
    ..Comparatively few field-collected birds had antibodies against either WEEV or WNV, indicating that this species was infrequently bitten by infectious mosquitoes in nature and probably was of limited importance in viral amplification...
  6. ncbi request reprint Comparison of immune responses of brown-headed cowbird and related blackbirds to west Nile and other mosquito-borne encephalitis viruses
    William K Reisen
    Center for Vectorborne Diseases and Department of Pathology, Microbiology and Immunology, School of Veterinary Medicine, University of California, Davis, California 95616, USA
    J Wildl Dis 43:439-49. 2007
    ..We concluded that cowbirds may be more resistant to infection to both native and introduced viruses because they experience heightened exposure to a variety of pathogens of parenting birds during the course of their parasitic life style...
  7. ncbi request reprint Ability of transstadially infected Ixodes pacificus (Acari: Ixodidae) to transmit West Nile virus to song sparrows or western fence lizards
    W K Reisen
    Center for Vectorborne Diseases and Department of Pathology, Immunology, and Microbiology, School of Veterinary Medicine, University of California, Davis, CA 95616, USA
    J Med Entomol 44:320-7. 2007
    ..2 to 5.6 log10 PFU/ml. Our data and data from previous studies collectively indicated that ixodid ticks were not able to experimentally transmit WNV and therefore most likely would not be important vectors in WNV transmission cycles...
  8. ncbi request reprint Effects of temperature on the transmission of west nile virus by Culex tarsalis (Diptera: Culicidae)
    William K Reisen
    Center for Vectorborne Diseases, Department of Pathology, Microbiology, and Immunology, School of Veterinary Medicine, University of California, Davis, California 95616, USA
    J Med Entomol 43:309-17. 2006
    ..Temperatures in the United States during the epidemic summers of 2002-2004 indicated that WNV dispersal and resulting epicenters were linked closely to above-average summer temperatures...
  9. ncbi request reprint Overwintering of West Nile virus in Southern California
    William K Reisen
    Department of Pathology, Microbiology and Immunology, Center for Vectorborne Diseases, School of Veterinary Medicine, University of California, Davis, CA 95616, USA
    J Med Entomol 43:344-55. 2006
    ..Continued transmission andvertical transmission by Culex p. quinquefasciatus Say seem likely candidates for further study...
  10. ncbi request reprint Role of corvids in epidemiology of west Nile virus in southern California
    William K Reisen
    Center for Vectorborne Diseases, Department of Pathology, Microbiology, and Immunology, School of Veterinary Medicine, University of California, Davis, CA 95616, USA
    J Med Entomol 43:356-67. 2006
    ..In contrast the uniform dispersion by territorial western scrub-jays resulted in a high, but evenly distributed, incidence of human disease in Kern County...
  11. ncbi request reprint Is nonviremic transmission of West Nile virus by Culex mosquitoes (Diptera: Culicidae) nonviremic?
    William K Reisen
    Center for Vectorborne Diseases and Department of Pathology, Microbiology and Immunology, School of Veterinary Medicine, University of California, Davis, CA 95616, USA
    J Med Entomol 44:299-302. 2007
    ..The proportion of recipients infected is likely related to the amount of virus expectorated by donor females, the blood volume of the vertebrate host, and the susceptibility of the cofeeding mosquitoes...
  12. ncbi request reprint Role of California (Callipepla californica) and Gambel's (Callipepla gambelii) quail in the ecology of mosquito-borne encephalitis viruses in California, USA
    William K Reisen
    Center for Vectorborne Diseases, Department of Pathology, Microbiology and Immunology, School of Veterinary Medicine, University of California, Davis, California 95616, USA
    Vector Borne Zoonotic Dis 6:248-60. 2006
    ....
  13. pmc Delinquent mortgages, neglected swimming pools, and West Nile virus, California
    William K Reisen
    Center for Vectorborne Diseases, Department of Pathology, Microbiology and Immunology, School of Veterinary Medicine, University of California, Old Davis Rd, Davis, CA 95616, USA
    Emerg Infect Dis 14:1747-9. 2008
    ..This led to large numbers of neglected swimming pools, which were associated with a 276% increase in the number of human West Nile virus cases during the summer of 2007...
  14. ncbi request reprint Does variation in Culex (Diptera: Culicidae) vector competence enable outbreaks of West Nile virus in California?
    William K Reisen
    Center for Vectorborne Diseases, Department of Pathology, Microbiology, and Immunology, School of Veterinary Medicine, University of California, Old Davis Road, Davis, CA 95616, USA
    J Med Entomol 45:1126-38. 2008
    ..Culex populations remained competent for St. Louis encephalitis virus, indicating that the disappearance of this virus was not related to a loss of vector competence...
  15. pmc Role of communally nesting ardeid birds in the epidemiology of West Nile virus revisited
    William K Reisen
    Center for Vector borne Diseases, Department of Pathology, Microbiology and Immunology, School of Veterinary Medicine, University of California, Davis, California 95616, USA
    Vector Borne Zoonotic Dis 9:275-80. 2009
    ..Black-crowned night herons (Nycticorax nycticorax) were the most abundant and frequently infected ardeid species, indicating that WNV may be an important cause of mortality among nestlings of this species...
  16. ncbi request reprint Simulated overwintering of encephalitis viruses in diapausing female Culex tarsalis (Diptera: Culicidae)
    William K Reisen
    Arbovirus Research Unit, Center for Vector Borne Disease Research, School of Veterinary Medicine, University of California, Davis 95616, USA
    J Med Entomol 39:226-33. 2002
    ..Attempts to detect infected females during winter following a summer with enzootic WEE activity were negative by both RT-PCR and plaque assay...
  17. pmc Effects of warm winter temperature on the abundance and gonotrophic activity of Culex (Diptera: Culicidae) in California
    William K Reisen
    Center for Vectorborne Diseases, Department of Pathology, Microbiology and Immunology, School of Veterinary Medicine, University of California, Old Davis Road, Davis, CA 95616, USA
    J Med Entomol 47:230-7. 2010
    ..Our preliminary data may provide insight into how climate change may extend the mosquito season in California...
  18. ncbi request reprint Persistence and amplification of St. Louis encephalitis virus in the Coachella Valley of California, 2000-2001
    W K Reisen
    Center for Vector Borne Disease Research, School of Veterinary Medicine, University of California, Davis 95616, USA
    J Med Entomol 39:793-805. 2002
    ....
  19. pmc Repeated West Nile virus epidemic transmission in Kern County, California, 2004-2007
    William K Reisen
    Center for Vectorborne Diseases, School of Veterinary Medicine, University of California, Old Davis Rd, Davis, CA 95616, USA
    J Med Entomol 46:139-57. 2009
    ....
  20. ncbi request reprint Previous infection protects house finches from re-infection with St. Louis encephalitis virus
    W K Reisen
    Arbovirus Research Unit, Center for Vector borne Diseases, School of Veterinary Medicine, University of California, Davis 95616, USA
    J Med Entomol 40:300-5. 2003
    ..Our results indicated that persistence of protective antibody prevents reinfection during the following season and may prevent the recrudescence of infectious virus in chronically infected birds...
  21. ncbi request reprint Experimental infection of California birds with western equine encephalomyelitis and St. Louis encephalitis viruses
    W K Reisen
    Center for Vectorborne Diseases, School of Veterinary Medicine, University of California, Old Davis Road, Davis, CA 95616, USA
    J Med Entomol 40:968-82. 2003
    ....
  22. ncbi request reprint Encephalitis virus persistence in California birds: experimental infections in mourning doves (Zenaidura macroura)
    William K Reisen
    Center for Vectorborne Diseases, School of Veterinary Medicine, Davis, University of California, CA 95616, USA
    J Med Entomol 41:462-6. 2004
    ..Our results indicated that adult mourning doves were an incompetent host for SLE virus and probably do not serve as a suitable overwintering or dispersal host for either WEE and SLE viruses...
  23. pmc West Nile virus in California
    William Reisen
    University of California, Davis, California, USA
    Emerg Infect Dis 10:1369-78. 2004
    ..WNV was reported concurrently from Arizona in mid-August and from Baja, Mexico, in mid-November. Possible mechanisms for virus introduction, amplification, and dispersal are discussed...
  24. ncbi request reprint West Nile virus in North America: perspectives on epidemiology and intervention
    William Reisen
    Center for Vector Borne Diseases and Department of Pathology, Microbiology and Immunology, School of Veterinary Medicine, University of California, Davis, CA 95616, USA
    Pest Manag Sci 63:641-6. 2007
    ..Intervention has included mass vaccination of equines, and proactive and reactive mosquito control. Proactive mosquito control in areas with established infrastructure has been successful in reducing case incidence...
  25. pmc Development of a high-throughput microsphere-based molecular assay to identify 15 common bloodmeal hosts of Culex mosquitoes
    T C Thiemann
    Center for Vectorborne Diseases, School of Veterinary Medicine, University of California, One Shields Ave, Davis, CA 95616, USA
    Mol Ecol Resour 12:238-46. 2012
    ..bloodmeals to extend our understanding of WNV transmission patterns...
  26. pmc Stone Lakes virus (family Togaviridae, genus Alphavirus), a variant of Fort Morgan virus isolated from swallow bugs (Hemiptera: Cimicidae) west of the Continental Divide
    Aaron C Brault
    Center for Vector borne Diseases, Department of Pathology, Microbiology and Immunology, School of Veterinary Medicine, University of California, Old Davis Road, Davis, CA 95616, USA
    J Med Entomol 46:1203-9. 2009
    ....
  27. pmc Changing patterns of West Nile virus transmission: altered vector competence and host susceptibility
    Aaron C Brault
    Department of Pathology, Microbiology and Immunology, School of Veterinary Medicine, University of California, Davis, CA 95616, USA
    Vet Res 40:43. 2009
    ....
  28. ncbi request reprint Re-emergence of Chikungunya and O'nyong-nyong viruses: evidence for distinct geographical lineages and distant evolutionary relationships
    A M Powers
    Department of Pathology, University of Texas Medical Branch, 301 University Boulevard, Galveston, TX 77555 0609, USA
    J Gen Virol 81:471-9. 2000
    ....
  29. ncbi request reprint Variation in virulence of West Nile virus strains for house sparrows (Passer domesticus)
    Stanley A Langevin
    Center for Vector borne Diseases, Department of Pathology, Microbiology and Immunology, School of Veterinary Medicine, University of California, Davis 95616, USA
    Am J Trop Med Hyg 72:99-102. 2005
    ..This study suggests that natural mortality in house sparrows due to Old World strains of WNV may be occurring where the KEN strain occurs...
  30. ncbi request reprint Comparative thermostability of West Nile, St. Louis encephalitis, and western equine encephalomyelitis viruses during heat inactivation for serologic diagnostics
    Ying Fang
    Center for Vectorborne Diseases and Department of Pathology, Microbiology and Immunology, School of Veterinary Medicine, University of California, Davis, California 95616, USA
    Am J Trop Med Hyg 80:862-3. 2009
    ..Occasional presence of live virus within sera could lead to false negatives using standard plaque reduction neutralization test protocols...
  31. ncbi request reprint West Nile virus infection in a green-winged macaw (Ara chloropterus)
    Jonathan Stockman
    William R Pritchard Veterinary Medical Teaching Hospital VMTH, School of Veterinary Medicine, University of California, Davis, Davis 95616, USA
    Avian Dis 54:164-9. 2010
    ..WNV was successfully isolated from brain, pancreas, spleen, and liver. To our knowledge, this is the first report characterizing WNV disease in a green-winged macaw and one of few reports of this disease in a psittacine bird...
  32. ncbi request reprint Venezuelan equine encephalitis virus in the guinea pig model: evidence for epizootic virulence determinants outside the E2 envelope glycoprotein gene
    Ivorlyne P Greene
    Center for Biodefense and Emerging Infectious Diseases, Department of Pathology, University of Texas Medical Branch, Galveston, Texas 77555 0609, USA
    Am J Trop Med Hyg 72:330-8. 2005
    ..However, early replication in lymphoid tissues appeared to be primarily envelope dependent...
  33. pmc A single positively selected West Nile viral mutation confers increased virogenesis in American crows
    Aaron C Brault
    Center for Vector Borne Diseases and Department of Pathology, Microbiology and Immunology, School of Veterinary Medicine, University of California, Davis, California 95616, USA
    Nat Genet 39:1162-6. 2007
    ..These phenotypic and evolutionary results provide compelling evidence for the positive selection of a mutation encoding increased viremia potential and virulence in the AMCR sentinel bird species...
  34. ncbi request reprint Acute encephalitis, polyarthritis, and myocarditis associated with West Nile virus infection in a dog
    Allison B Cannon
    Department of Medicine and Epidemiology, University of California, Davis 95616, USA
    J Vet Intern Med 20:1219-23. 2006
  35. ncbi request reprint Phylogenetic analysis of North American West Nile virus isolates, 2001-2004: evidence for the emergence of a dominant genotype
    C Todd Davis
    Department of Pathology, Center for Biodefense and Emerging Infectious Diseases, and Sealy Center for Vaccine Development, University of Texas Medical Branch, 301 University Blvd, Galveston, TX 77550 0609, USA
    Virology 342:252-65. 2005
    ..The implications of these findings are discussed as they relate to transmission and spread of the virus in the Western Hemisphere...
  36. pmc Venezuelan equine encephalitis emergence: enhanced vector infection from a single amino acid substitution in the envelope glycoprotein
    Aaron C Brault
    Center for Biodefense and Emerging Infectious Diseases and Department of Pathology, University of Texas Medical Branch, Galveston, TX 77555 0609, USA
    Proc Natl Acad Sci U S A 101:11344-9. 2004
    ..Our findings underscore the capacity of RNA viruses to alter their vector host range through minor genetic changes, resulting in the potential for disease emergence...
  37. ncbi request reprint Genetic relationships among Mayaro and Una viruses suggest distinct patterns of transmission
    Ann M Powers
    Centers for Disease Control and Prevention, Division of Vector Borne Infectious Diseases, Fort Collins, Colorado 80522, USA
    Am J Trop Med Hyg 75:461-9. 2006
    ..These analyses provide possible explanations for the natural ecology and transmission of MAYV and UNAV...
  38. pmc Differential virulence of West Nile strains for American crows
    Aaron C Brault
    Centers for Disease Control and Prevention, Fort Collins, Colorado, USA
    Emerg Infect Dis 10:2161-8. 2004
    ..These results suggest that genetic alterations in NY99 WNV are responsible for the crow-virulent phenotype and that increased replication of this strain in crows could spread WNV in North America...
  39. pmc Glycosaminoglycan binding properties of natural venezuelan equine encephalitis virus isolates
    Eryu Wang
    Center for Tropical Diseases and Department of Pathology, University of Texas Medical Branch, Galveston 77555 0609, USA
    J Virol 77:1204-10. 2003
    ....
  40. ncbi request reprint Avian virulence and thermostable replication of the North American strain of West Nile virus
    Richard M Kinney
    Division of Vector Borne Infectious Diseases, National Center for Zoonotic, Vector Borne and Enteric Diseases, Centers for Disease Control and Prevention, US Department of Health and Human Services, PO Box 2087, Fort Collins, CO 80522, USA
    J Gen Virol 87:3611-22. 2006
    ..These results indicated that the ability of WNV NY99 to replicate at the high temperatures measured in infected AMCRs could be an important factor leading to the increased avian virulence and emergence of this strain of WNV...
  41. pmc Envelope glycoprotein mutations mediate equine amplification and virulence of epizootic venezuelan equine encephalitis virus
    Ivorlyne P Greene
    Center for Biodefense and Emerging Infectious Diseases, University of Texas Medical Branch, Galveston, TX 77555 0609, USA
    J Virol 79:9128-33. 2005
    ....
  42. ncbi request reprint Identification of Culex pipiens complex mosquitoes in a hybrid zone of West Nile virus transmission in Fresno County, California
    Rory D McAbee
    Department of Entomology, University of California at Davis, Mosquito Control Research Laboratory, Parlier, California 93648, USA
    Am J Trop Med Hyg 78:303-10. 2008
    ..Male genitalia (DV/D ratio) and Ace.2 PCR identifications revealed numerous discrepancies in our ability to accurately determine the identity of Cx. pipiens complex members in the hybrid zone of Fresno County...
  43. ncbi request reprint Avian hosts for West Nile virus in St. Tammany Parish, Louisiana, 2002
    Nicholas Komar
    Division of Vector Borne Infectious Diseases, National Center for Infectious Diseases, Centers for Disease Control and Prevention, Fort Collins, Colorado 80522, USA
    Am J Trop Med Hyg 73:1031-7. 2005
    ..The blue jay population was reduced by an estimated 47%. A variety of passerine bird species combined to play an important role as amplifying hosts in the WNV transmission cycle...
  44. pmc Introductions of West Nile virus strains to Mexico
    Eleanor Deardorff
    University of Texas Medical Branch, Galveston, Texas 77555 0609, USA
    Emerg Infect Dis 12:314-8. 2006
    ....
  45. pmc Rapid West Nile virus antigen detection
    Nicholas A Panella
    Arbovirus Diseases Branch, Centers for Disease Control and Prevention, Fort Collins, Colorado 80522, USA
    Emerg Infect Dis 11:1633-5. 2005
    ..The VecTest detected WNV more frequently than the plaque assay and was comparable to a TaqMan reverse transcription-polymerase chain reaction...
  46. pmc Positively charged amino acid substitutions in the e2 envelope glycoprotein are associated with the emergence of venezuelan equine encephalitis virus
    Aaron C Brault
    Center for Tropical Diseases and Department of Pathology, University of Texas Medical Branch, Galveston, Texas 77555 0609, USA
    J Virol 76:1718-30. 2002
    ..Maximum-likelihood analysis indicated that one change at E2 position 213 has been influenced by positive selection and convergent evolution of the epizootic phenotype...
  47. pmc Arbovirus evolution in vivo is constrained by host alternation
    Lark L Coffey
    Department of Pathology and Center for Tropical Diseases, University of Texas Medical Branch, Galveston, TX 77555, USA
    Proc Natl Acad Sci U S A 105:6970-5. 2008
    ..These results suggest that arbovirus adaptation and evolution is limited by obligate host alternation and predict that arboviral emergence via host range changes may be less frequent than that of single host animal RNA viruses...
  48. pmc Vector infection determinants of Venezuelan equine encephalitis virus reside within the E2 envelope glycoprotein
    Aaron C Brault
    Center for Tropical Diseases and Department of Pathology, University of Texas Medical Branch, Galveston, Texas 77555 0609, USA
    J Virol 76:6387-92. 2002
    ....

Research Grants15

  1. Persistence of West Nile virus in California
    William Reisen; Fiscal Year: 2009
    ..Quantitative delineation of these events and their precursors may allow skillful forecasting and enhance decision support systems to trigger timely intervention. ..
  2. Invasion of California by West Nile Virus
    William Reisen; Fiscal Year: 2007
    ....
  3. HOST COMPETENCE FACTORS AFFECT ARBOVIRUS TRANSMISSION
    William Reisen; Fiscal Year: 2003
    ..Studies will assess how alternating sequential infections between vertebrate and vector species that are part of the natural transmission cycle may alter virus genetics and fitness. ..
  4. ARBOVIRUS PERSISTENCE IN SEASONAL WETLANDS
    William Reisen; Fiscal Year: 2002
    ..Virus ecology at wetlands in the Coachella Valley of southeastern California with consistent enzootic activity will be compared with wetlands in the southern San Joaquin Valley where virus activity currently is intermittent. ..
  5. Persistence of West Nile virus in California
    William K Reisen; Fiscal Year: 2010
    ..Quantitative delineation of these events and their precursors may allow skillful forecasting and enhance decision support systems to trigger timely intervention. ..