Powassan virus in mammals, Alaska and New Mexico, U.S.A., and Russia, 2004-2007

Emerg Infect Dis. 2013 Dec;19(12):2012-6. doi: 10.3201/eid1912.130319.

Abstract

Powassan virus is endemic to the United States, Canada, and the Russian Far East. We report serologic evidence of circulation of this virus in Alaska, New Mexico, and Siberia. These data support further studies of viral ecology in rapidly changing Arctic environments.

Keywords: Alaska; Flaviviridae; Myodes; New Mexico; Peromyscus; Powassan virus; Russia; arboviruses; deer tick virus; ecology; mammals; serology; tick-borne encephalitis; tick-borne encephalitis virus; viruses; zoonoses.

Publication types

  • Research Support, U.S. Gov't, Non-P.H.S.

MeSH terms

  • Alaska / epidemiology
  • Animals
  • Encephalitis Viruses, Tick-Borne / classification*
  • Encephalitis Viruses, Tick-Borne / genetics
  • Encephalitis Viruses, Tick-Borne / immunology
  • Encephalitis, Tick-Borne / epidemiology*
  • Geography, Medical
  • Host Specificity
  • Humans
  • Mammals
  • New Mexico / epidemiology
  • Prevalence
  • Serotyping
  • Siberia / epidemiology