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Table 1. Infection and dissemination rates of Aedes albopictus and Culex pipiens artificially infected with severe acute respiratory syndrome coronavirus 2

From: The common European mosquitoes Culex pipiens and Aedes albopictus are unable to transmit SARS-CoV-2 after a natural-mimicking challenge with infected blood

Days post-infection Aedes albopictus Culex pipiens
Infection rate (%)a Disemination rate (%)b Infection rate (%)a Disemination rate (%)b
0 12/12 (100%) - 6/6 (100%) -
3 3/22 (13.6%) 0/22 (0%) 2/10 (20%) 0/10 (0%)
7 1/20 (5%) 0/20 (0%) 0/10 (0%) 0/10 (0%)
10 0/22 (0%) 0/22 (0%) 0/11 (0%) 0/11 (0%)
  1. aNumber of virus-positive mosquito bodies/number of bodies tested
  2. bNumber of virus-positive legs + wings/number tested