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Table 1 Vertical transmission of West Nile virus in Cx. pipiens following infection with WNV MP20 or WNV WT

From: The evolution of virulence of West Nile virus in a mosquito vector: implications for arbovirus adaptation and evolution

 

WNV MP20

WNV WT

total larvae tested1

2772

2410

WNV+ pools

2

5

infection rate/10002

0.72

2.08

WNV + rafts/total (%)

1/51 (1.96)

4/47 (8.51)

adults VT/ ovipositing (%)3

1/39 (2.56)

3/30 (10.0)

WNV+ OV 3–4 rafts/total4

1/1

4/4

  1. 1larvae were processed and tested in pools of 20–25.
  2. 2WNV+ pools were assumed to have a single positive individual.
  3. 3Refers to the proportion of ovipositing females vertically transmitting.
  4. 4Refers to the proportion of 3rd or 4th oviposition rafts which were WNV+.
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BMC Ecology and Evolution

ISSN: 2730-7182

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