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Table 1 Summary of infection and dissemination rates in Culex species mosquitoes orally challenged with Cache Valley virus

From: Culex tarsalis is a competent vector species for Cache Valley virus

Mosquito species

7 dpi

14 dpi

Infection rate (%)a

Dissemination rate (%)b

Infection rate (%)a

Dissemination rate (%)b

Cx. tarsalis

81.8 (18/22)

72.7 (8/11)

82.6 (19/23)

100.0 (9/9)

Cx. pipiens

0.0 (0/28)

na

0.0 (0/27)

na

Cx. quinquefasciatus

0.0 (0/14)

na

0.0 (0/18)

na

  1. Abbreviation: na not available
  2. aInfection rates were derived from the percentage of infected mosquitoes among all the mosquitoes tested at each time-point (numbers in parentheses)
  3. bDissemination rates were calculated by dividing the numbers of mosquitoes containing positive secondary tissues with the number of dissected mosquitoes that were infected by CVV (numbers in parentheses)