Skip directly to search Skip directly to A to Z list Skip directly to page options Skip directly to site content

Volume 8, Number 12—December 2002

Research

Vector Competence of California Mosquitoes for West Nile virus

Laura B. Goddard*Comments to Author , Amy E. Roth*, William Reisen*, and Thomas W. Scott*
Author affiliations: *University of California, Davis, California, USA;

Main Article

Table 3

Infection and transmission rates for California mosquito species orally infected with 104.9±0.1 PFU/mL of West Nile virus (WNV)

Species Source by county Day transmission attempted No. tested Infection ratea Transmission rateb
Culex tarsalis Yolo 7 25 8 0
14 11 36 82
Kern 7 10 30 10
14 45 7 0
Riverside 7 40 13 0
14 10 0 0
Cx. pipiens quinquefasciatus Kern 7 50 58 0
14 50 10 0
Riverside 7 50 0 0
14 55 0 0
Cx. p. pipiens Shasta 7 25 36 0
14 35 23 60
Cx. stigmatosoma San Bernardino 14 29 69 34
Cx. erythrothorax Orange 7 47 15 0
Riverside 7 12 67 0
14 20 65 30
Ochlerotatus dorsalis San Luis Obispo 7 29 3 0
14 25 4 4
Oc. melanimon Kern 7 50 0 0
14 60 3 2
Oc. sierrensis Lake 7 25 4 0
14 30 0 0

aPercent of mosquito bodies positive for WNV.
bPercent of transmission attempts positive for WNV.

Main Article

TOP