Culex torrentium Mosquito Role as Major Enzootic Vector Defined by Rate of Sindbis Virus Infection, Sweden, 2009

Emerg Infect Dis. 2015 May;21(5):875-8. doi: 10.3201/eid2105.141577.

Abstract

We isolated Sindbis virus (SINV) from the enzootic mosquito vectors Culex torrentium, Cx. pipiens, and Culiseta morsitans collected in an area of Sweden where SINV disease is endemic. The infection rate in Cx. torrentium mosquitoes was exceptionally high (36 infections/1,000 mosquitoes), defining Cx. torrentium as the main enzootic vector of SINV in Scandinavia.

Keywords: Alphavirus; Culex; Europe; Sindbis virus; Sweden; arthritis; arthropod vector; enzootic; mosquitoborne; mosquitoes; vector-borne infections; viruses.

Publication types

  • Historical Article
  • Research Support, Non-U.S. Gov't

MeSH terms

  • Alphavirus Infections / epidemiology
  • Alphavirus Infections / history
  • Alphavirus Infections / transmission*
  • Alphavirus Infections / virology*
  • Animals
  • Culex / virology*
  • Female
  • Genes, Viral
  • History, 21st Century
  • Humans
  • Insect Vectors / virology*
  • Phylogeny
  • RNA, Viral
  • Sindbis Virus / classification*
  • Sindbis Virus / genetics*
  • Sweden / epidemiology

Substances

  • RNA, Viral