Bradley J Blitvich

Summary

Affiliation: Iowa State University
Country: USA

Publications

  1. doi request reprint Transmission dynamics and changing epidemiology of West Nile virus
    Bradley J Blitvich
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, IA 50011, USA
    Anim Health Res Rev 9:71-86. 2008
  2. pmc Orthobunyaviruses, a common cause of infection of livestock in the Yucatan peninsula of Mexico
    Bradley J Blitvich
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, IA, USA
    Am J Trop Med Hyg 87:1132-9. 2012
  3. pmc Orthobunyavirus antibodies in humans, Yucatan Peninsula, Mexico
    Bradley J Blitvich
    Iowa State University College of Veterinary Medicine, Ames, Iowa 50011, USA
    Emerg Infect Dis 18:1629-32. 2012
  4. doi request reprint Nucleotide sequencing and serologic analysis of Cache Valley virus isolates from the Yucatan Peninsula of Mexico
    Bradley J Blitvich
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, IA 50011, USA
    Virus Genes 45:176-80. 2012
  5. pmc Identification of a novel subtype of South River virus (family Bunyaviridae)
    Bradley J Blitvich
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, 50011, USA
    Arch Virol 157:1205-9. 2012
  6. doi request reprint Sequence and phylogenetic data indicate that an orthobunyavirus recently detected in the Yucatan Peninsula of Mexico is a novel reassortant of Potosi and Cache Valley viruses
    Bradley J Blitvich
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, 50011, USA
    Arch Virol 157:1199-204. 2012
  7. pmc Potential for La Crosse virus segment reassortment in nature
    Sara M Reese
    Arthropod Borne and Infectious Diseases Laboratory, Department of Microbiology, Immunology and Pathology, Colorado State University, Fort Collins, Colorado 80523 1692, USA
    Virol J 5:164. 2008
  8. pmc Genomic sequence and phylogenetic analysis of Culex flavivirus, an insect-specific flavivirus, isolated from Culex pipiens (Diptera: Culicidae) in Iowa
    Bradley J Blitvich
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, IA 50011, USA
    J Med Entomol 46:934-41. 2009
  9. ncbi request reprint Antibodies to West Nile virus in raccoons and other wild peridomestic mammals in Iowa
    Bradley J Blitvich
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, Iowa 50011, USA
    J Wildl Dis 45:1163-8. 2009
  10. doi request reprint Fox squirrels (Sciurus niger) develop West Nile virus viremias sufficient for infecting select mosquito species
    Kenneth B Platt
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, IA 50014, USA
    Vector Borne Zoonotic Dis 8:225-33. 2008

Collaborators

Detail Information

Publications41

  1. doi request reprint Transmission dynamics and changing epidemiology of West Nile virus
    Bradley J Blitvich
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, IA 50011, USA
    Anim Health Res Rev 9:71-86. 2008
    ..This review summarizes our current understanding of WNV with particular emphasis on its transmission dynamics and changing epidemiology...
  2. pmc Orthobunyaviruses, a common cause of infection of livestock in the Yucatan peninsula of Mexico
    Bradley J Blitvich
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, IA, USA
    Am J Trop Med Hyg 87:1132-9. 2012
    ..Four (11%) chickens had antibodies to an undetermined orthobunyavirus, and 1 (20%) turkey was seropositive for CHLV. These data indicate that orthobunyaviruses commonly infect livestock in the Yucatan Peninsula...
  3. pmc Orthobunyavirus antibodies in humans, Yucatan Peninsula, Mexico
    Bradley J Blitvich
    Iowa State University College of Veterinary Medicine, Ames, Iowa 50011, USA
    Emerg Infect Dis 18:1629-32. 2012
    ..Orthobunyavirus-specific antibodies were detected by plaque reduction neutralization test in 146 (18%) of 823 persons tested. Further studies are needed to determine health risks for humans from this potentially deadly group of viruses...
  4. doi request reprint Nucleotide sequencing and serologic analysis of Cache Valley virus isolates from the Yucatan Peninsula of Mexico
    Bradley J Blitvich
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, IA 50011, USA
    Virus Genes 45:176-80. 2012
    ..In conclusion, we demonstrate that the CVV isolates from the Yucatan Peninsula of Mexico are genetically and antigenically similar to the prototype TLAV isolate...
  5. pmc Identification of a novel subtype of South River virus (family Bunyaviridae)
    Bradley J Blitvich
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, 50011, USA
    Arch Virol 157:1205-9. 2012
    ..Additionally, SORV-252 and NJO-94F have distinct plaque morphologies in African green monkey kidney (Vero) cells. In conclusion, we provide evidence that a novel subtype of SORV is present in the Yucatan Peninsula of Mexico...
  6. doi request reprint Sequence and phylogenetic data indicate that an orthobunyavirus recently detected in the Yucatan Peninsula of Mexico is a novel reassortant of Potosi and Cache Valley viruses
    Bradley J Blitvich
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, 50011, USA
    Arch Virol 157:1199-204. 2012
    ..These data indicate that the virus, tentatively named Cholul virus (CHLV), is a novel reassortant that acquired its S RNA segment from CVV and its M and L RNA segments from POTV. Phylogenetic data support this conclusion...
  7. pmc Potential for La Crosse virus segment reassortment in nature
    Sara M Reese
    Arthropod Borne and Infectious Diseases Laboratory, Department of Microbiology, Immunology and Pathology, Colorado State University, Fort Collins, Colorado 80523 1692, USA
    Virol J 5:164. 2008
    ..Phylogenetic and linkage disequilibrium analyses revealed that approximately 25% of infected mosquitoes and viruses contained reassorted genome segments, suggesting that LACV segment reassortment is frequent in nature...
  8. pmc Genomic sequence and phylogenetic analysis of Culex flavivirus, an insect-specific flavivirus, isolated from Culex pipiens (Diptera: Culicidae) in Iowa
    Bradley J Blitvich
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, IA 50011, USA
    J Med Entomol 46:934-41. 2009
    ..Phylogenetic analysis revealed that CxFV isolates from the United States (Iowa and Texas) are more closely related to CxFV isolates from Asia than those from Mexico, Guatemala, and Trinidad...
  9. ncbi request reprint Antibodies to West Nile virus in raccoons and other wild peridomestic mammals in Iowa
    Bradley J Blitvich
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, Iowa 50011, USA
    J Wildl Dis 45:1163-8. 2009
    ..Nineteen mammals had antibodies to an undetermined flavivirus(es). In summary, we provide serologic evidence that raccoons in Iowa are commonly exposed to WNV...
  10. doi request reprint Fox squirrels (Sciurus niger) develop West Nile virus viremias sufficient for infecting select mosquito species
    Kenneth B Platt
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, IA 50014, USA
    Vector Borne Zoonotic Dis 8:225-33. 2008
    ..suggesting that fox squirrels can be persistently infected. Collectively these observations provide further evidence that squirrels can contribute to the natural history and epidemiology of WNV, especially in peridomestic environments...
  11. pmc West Nile virus viremia in eastern chipmunks (Tamias striatus) sufficient for infecting different mosquitoes
    Kenneth B Platt
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, Iowa 50011, USA
    Emerg Infect Dis 13:831-7. 2007
    ..WNV also was detected in urine, saliva, and feces of some chipmunks. These data suggest chipmunks might play a role in enzootic WNV cycles and be an amplifying host for mosquitoes that could infect humans...
  12. pmc Isolation and sequence analysis of Culex flavivirus from Culex interrogator and Culex quinquefasciatus in the Yucatan Peninsula of Mexico
    Rungrat Saiyasombat
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, IA 50011, USA
    Arch Virol 155:983-6. 2010
    ..quinquefasciatus were sequenced and shown to have > or =99.2% nucleotide identity. These data suggest that there is limited genetic diversity among CxFV isolates in the Yucatan Peninsula of Mexico...
  13. pmc Universal primers for the amplification and sequence analysis of actin-1 from diverse mosquito species
    Molly Staley
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iow State University, Ames, IA 50011, USA
    J Am Mosq Control Assoc 26:214-8. 2010
    ..Sequence and phylogenetic data are also presented in this report...
  14. pmc Complete nucleotide sequences of the small and medium RNA genome segments of Kairi virus (family Bunyaviridae)
    Victor Soto
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, IA 50011, USA
    Arch Virol 154:1555-8. 2009
    ..A 526 nucleotide region of the large (L) segment was also sequenced. This is the first study to present sequence and phylogenetic data for a KRIV isolate from Latin America...
  15. ncbi request reprint Efficacy of wildlife rehabilitation centers in surveillance and monitoring of pathogen activity: a case study with West Nile virus
    Natalie J Randall
    Department of Natural Resource Ecology and Management, Iowa State University, 339 Science 2, Ames, Iowa 50011, USA
    J Wildl Dis 48:646-53. 2012
    ....
  16. ncbi request reprint Arrival and establishment of Aedes japonicus japonicus (Diptera: Culicidae) in Iowa
    Brendan M Dunphy
    Department of Entomology, College of Agriculture and Life Sciences, Iowa State University, Ames, IA 50011, USA
    J Med Entomol 46:1282-9. 2009
    ..Although no specimens tested positive for arbovirus infection, the arrival of Ae. j. japonicus in Iowa is a public health concern considering its potential to transmit several arboviruses, particularly WNV and LACV...
  17. ncbi request reprint Evidence of efficient transovarial transmission of Culex flavivirus by Culex pipiens (Diptera: Culicidae)
    Rungrat Saiyasombat
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, IA 50011, USA
    J Med Entomol 48:1031-8. 2011
    ..Nevertheless, the experiments performed with field-infected Cx. pipiens demonstrate that TOT is an efficient mechanism by which CxFV is maintained in mosquitoes in nature...
  18. pmc Persistence of antibodies to West Nile virus in naturally infected rock pigeons (Columba livia)
    Samantha E J Gibbs
    Wildlife Health Building, College of Veterinary Medicine, University of Georgia, Athens, GA 30602 4393, USA
    Clin Diagn Lab Immunol 12:665-7. 2005
    ..Maternal antibodies in squabs derived from seropositive birds persisted for an average of 27 days...
  19. doi request reprint Association between agricultural land use and west nile virus antibody prevalence in iowa birds
    Natalie J Randall
    1 Department of Natural Resource Ecology and Management, Iowa State University, 339 Science Bldg II, Ames, Iowa 50011, USA
    J Wildl Dis 49:869-78. 2013
    ..Antibody prevalence for WNV, however, was higher in American Robins, Mourning Doves, and Northern Cardinals than in other species, making these species potentially useful for monitoring WNV activity in the US Plains states. ..
  20. ncbi request reprint West Nile virus survey of birds and mosquitoes in the Dominican Republic
    Oliver Komar
    University of Kansas Natural History Museum and Biodiversity Research Center, Lawrence, Kansas, USA
    Vector Borne Zoonotic Dis 5:120-6. 2005
    ..These data suggest that an unidentified flavivirus, as well as WNV, is active in the Dominican Republic...
  21. pmc Serologic evidence of West Nile virus infection in horses, Yucatan State, Mexico
    Maria A Lorono-Pino
    Colorado State University, Fort Collins, Colorado 80523, USA
    Emerg Infect Dis 9:857-9. 2003
    ..2%) horses and confirmed by plaque reduction neutralization test. We report the first West Nile virus activity in the State of Yucatan...
  22. pmc Serologic evidence of West Nile virus infection in horses, Coahuila State, Mexico
    Bradley J Blitvich
    Colorado State University, Fort Collins, Colorado 80523, USA
    Emerg Infect Dis 9:853-6. 2003
    ..5%) horses. We report the first West Nile virus activity in northern Mexico...
  23. pmc Epitope-blocking enzyme-linked immunosorbent assays for detection of west nile virus antibodies in domestic mammals
    Bradley J Blitvich
    Arthropod Borne and Infectious Diseases Laboratory, Department of Microbiology, Immunology and Pathology, Colorado State University, Fort Collins, Colorado 80523, USA
    J Clin Microbiol 41:2676-9. 2003
    ..Sera were collected from experimentally infected horses, cats, and pigs at regular intervals and screened in ELISAs and plaque reduction neutralization tests. The diagnostic efficacies of these techniques were similar...
  24. ncbi request reprint Serologic evidence of West Nile Virus infection in birds, Tamaulipas State, México
    Ildefonso Fernandez-Salas
    Facultad de Ciencias Biologicas, Universidad Autonoma de Nuevo Leon, San Nicolas de los Garza, Mexico
    Vector Borne Zoonotic Dis 3:209-13. 2003
    ..The WNV-infected birds were all captured in March 2003. These data provide the first indirect evidence of WNV transmission among birds in northern México...
  25. ncbi request reprint Longitudinal studies of West Nile virus infection in avians, Yucatán State, México
    Jose A Farfan-Ale
    Laboratorio de Arbovirologia, Centro de Investigaciones Regionales Dr Hideyo Noguchi, Universidad Autonoma de Yucatan, Merida, Yucatan, Mexico
    Vector Borne Zoonotic Dis 4:3-14. 2004
    ..The brown-crested flycatcher and blue bunting presumably were resident birds; the other WNV seropositive birds were migrants. These data provide evidence of WNV transmission among birds in the Yucatán Peninsula...
  26. pmc Antibody prevalence of West Nile virus in birds, Illinois, 2002
    Adam M Ringia
    Illinois Natural History Survey, Champaign, Illinois 61820, USA
    Emerg Infect Dis 10:1120-4. 2004
    ..Adult and hatch-year exposure rates did not differ significantly...
  27. ncbi request reprint In situ reactions of monoclonal antibodies with a viable mutant of Murray Valley encephalitis virus reveal an absence of dimeric NS1 protein
    David C Clark
    School of Molecular and Microbial Sciences, The University of Queensland, Brisbane, Australia
    J Gen Virol 88:1175-83. 2007
    ..The inability to detect dimeric NS1 in supernatant or cell monolayers of cultures productively infected with mutant virus also suggests that dimerization of the protein may not be essential for virus replication...
  28. ncbi request reprint West Nile virus in Guadeloupe: introduction, spread, and decrease in circulation level: 2002-2005
    Thierry Lefrancois
    Centre de Coopération Internationale en Recherche Agronomique pour le Développment, Département Elevage et Médicine Vétérinaire Tropicale, 97170 Petit Bourg, Guadeloupe
    Ann N Y Acad Sci 1081:206-15. 2006
    ....
  29. pmc West Nile virus in horses, Guatemala
    Maria Eugenia Morales-Betoulle
    Emerg Infect Dis 12:1038-9. 2006
  30. ncbi request reprint Antibodies to West Nile virus in asymptomatic mammals, birds, and reptiles in the Yucatan Peninsula of Mexico
    Jose A Farfan-Ale
    Laboratorio de Arbovirologia, Centro de Investigaciones Regionales Dr Hideyo Noguchi, Universidad Autonoma de Yucatan, Merida, Yucatan, Mexico
    Am J Trop Med Hyg 74:908-14. 2006
    ..Six (86%) crocodiles in Campeche State had PRNT-confirmed WNV infections. All animals were healthy at the time of serum collections and none had a history of WNV-like illness...
  31. pmc Phylogenetic analysis of West Nile virus, Nuevo Leon State, Mexico
    Bradley J Blitvich
    Colorado State University, Fort Collins, USA
    Emerg Infect Dis 10:1314-7. 2004
    ..Nucleotide sequencing and phylogenetic analysis of the premembrane and envelope genes showed that the virus was most closely related to West Nile virus isolates collected in Texas in 2002...
  32. pmc West Nile virus transmission in resident birds, Dominican Republic
    Oliver Komar
    Natural History Museum and Biodiversity Research Center, University of Kansas, 1345 Jayhawk Boulevard, Lawrence, KS 66045 7561, USA
    Emerg Infect Dis 9:1299-302. 2003
  33. ncbi request reprint La Crosse virus: replication in vertebrate and invertebrate hosts
    Monica K Borucki
    USDA, Agricultural Research Service, Animal Disease Research Unit, 3003 ADBF, Washington State University, Pullman, Washington 99164, USA
    Microbes Infect 4:341-50. 2002
    ..Features of La Crosse virus replication that may permit the virus to traffic between vector and vertebrate hosts and condition different infection outcomes are described...
  34. pmc West Nile Virus isolation in human and mosquitoes, Mexico
    Darwin Elizondo-Quiroga
    Universidad Autonomo de Nuevo Leon, San Nicolas de los Garza, Nuevo Leon, Mexico
    Emerg Infect Dis 11:1449-52. 2005
    ..Partial sequencing and analysis of the 2 isolates indicate that they are genetically similar to other recent isolates from northern Mexico and the western United States...
  35. pmc Alternative splicing generates multiple transcripts of the inhibitor of apoptosis protein 1 in Aedes and Culex spp. mosquitoes
    Eric T Beck
    Department of Microbiology, Immunology and Pathology, Colorado State University, Fort Collins, CO 80523 1692, USA
    Insect Biochem Mol Biol 37:1222-33. 2007
    ..triseriatus and Cx. pipiens was detected by RT-PCR in all mosquito life-stages and adult tissues examined, and the relative concentration of each Ae. triseriatus IAP mRNA variant in various tissues was determined...
  36. ncbi request reprint Host-feeding preference of Culex quinquefasciatus in Monterrey, northeastern Mexico
    Armando Elizondo-Quiroga
    Laboratorio de Entomologia Medica, Facultad de Ciencias Biologicas, Universidad Autonoma de Nuevo Leon, San Nicolas de los Garza, N L, Mexico
    J Am Mosq Control Assoc 22:654-61. 2006
    ..7 and 3.2), and they were the most abundant hosts in Escobedo, and the second most abundant in Guadalupe, indicating a selective bias of Cx. quinquefasciatus for chickens (i.e. ornithophagic)...
  37. ncbi request reprint Gonotrophic cycle and survivorship of Culex quinquefasciatus (Diptera: Culicidae) using sticky ovitraps in Monterrey, northeastern Mexico
    Armando Elizondo-Quiroga
    Laboratorio de Entomologia Medica, Facultad de Ciencias Biologicas, Universidad Autonoma de Nuevo Leon, Ap Postal 109 E San Nicolás de los Garza, N L, Mexico
    J Am Mosq Control Assoc 22:10-4. 2006
    ..Gravid egg-laying females were most commonly recaptured at 2-3 days postfeeding. Daily survival estimates for the 2 release dates were of 0.871 and 0.883, respectively...
  38. pmc West Nile virus surveillance, Guadeloupe, 2003-2004
    Thierry Lefrancois
    Centre de Cooperation Internationale en Recherche Agronomique pour le Developpement, Prise d Eau, Guadeloupe, French West Indies
    Emerg Infect Dis 11:1100-3. 2005
    ..We showed a high seroprevalence in equines in 2003 related to biome, followed by a major decrease in virus circulation in 2004. No human or equine cases were reported during the study...
  39. ncbi request reprint Detection of antibodies to West Nile and Saint Louis encephalitis viruses in horses
    Nicole L Marlenee
    Salud Publica Mex 46:373-5. 2004
  40. ncbi request reprint Introduction of the American/Asian genotype of dengue 2 virus into the Yucatan State of Mexico
    Maria A Lorono-Pino
    Laboratorio de Arbovirologia, Centro de Investigaciones Regionales Dr Hideyo Noguchi, Universidad Autonoma de Yucatan, Av Itzaes No 490 x 59, Centro, Merida, Yucatan, Mexico 97000
    Am J Trop Med Hyg 71:485-92. 2004
    ..Of these, 87 (31%) patients met the World Health Organization criteria for dengue hemorrhagic fever, including two patients who died. The majority (77%) of the patients experienced secondary infections in this epidemic...
  41. pmc Epitope-blocking enzyme-linked immunosorbent assays for the detection of serum antibodies to west nile virus in multiple avian species
    Bradley J Blitvich
    Arthropod Borne and Infectious Diseases Laboratory, Department of Microbiology, Immunology and Pathology Animal Reproduction and Biotechnology Laboratory, Equine Center, Colorado State University, Fort Collins, Colorado 80523, USA
    J Clin Microbiol 41:1041-7. 2003
    ..The blocking assays reported here provide a rapid, reliable, and inexpensive diagnostic and surveillance technique to monitor WNV activity in multiple avian species...

Research Grants2

  1. Genotypic and Phenotypic Analysis of West Nile virus, Yucatan Peninsula of Mexico
    Bradley Blitvich; Fiscal Year: 2007
    ..This information will help determine why there has not been an epidemic of WNV in the YP, and will identify risk factors associated with WNV disease. ..