Skip to main content

Table 2 Vector competence of Aedes albopictus for genetically distinct Jamestown Canyon virus strains

From: Vector competence of Anopheles quadrimaculatus and Aedes albopictus for genetically distinct Jamestown Canyon virus strains circulating in the Northeast United States

  Lineage Strain Inputa 7 dpi 14dpi
IRs DRs TRs IRs DRs TRs
  Lineage A 3836–05 7.1 96.67 (29/30) 100.00 (29/29) 13.79 (4/29) 96.67 (29/30) 93.10 (27/29) 0.00 (0/27)
  Lineage A 11,497–03 7.0 93.33 (28/30) 100.00 (28/28) 14.29 (4/28) 100.00 (30/30) 100.00 (30/30) 3.33 (1/30)
  Mean ± SD NA NA 95.00 ± 2.36 100.00 14.04 ± 0.35 98.33 ± 2.35 96.55 ± 4.88 1.66 ± 2.35
  Lineage B 1441–04 6.5 90.00 (27/30) 96.30 (26/27) 15.38 (4/26) 100.00 (30/30) 100.00 (30/30) 0.00 (0/30)
  Lineage B 1425–02 6.6 100.00 (30/30) 100.00 (30/30) 30.00 (9/30) 100.00 (30/30) 100.00 (30/30) 3.33 (1/30)
  Lineage B 4148–03 6.6 100.00 (30/30) 100.00 (30/30) 30.00 (9/30) 100.00 (25/25) 100.00 (25/25) 12.00 (3/25)
Aedes albopictus Mean ± SD NA NA 96.67 ± 5.77 98.77 ± 2.14 25.13 ± 8.44 100.00 100.00 5.11 ± 6.19
  Lineage A 3836–05 4.9 42.86 (9/21)b 100.00 (9/9) 27.27 (3/11) 37.5 (9/24)b 100.00 (9/9) 0.00 (0/9)
  Lineage A 11,497–03 5.2 20.83 (5/24)b 100.00 (5/5) 20.00 (1/5) 18.51 (5/27)b 100.00 (5/5) 20.00 (1/5)
  Mean ± SD NA NA 31.84 ± 15.58 100.00 23.63 ± 5.14 28.00 ± 13.42 100.00 10.00 ± 14.14
  Lineage B 1441–04 4.7 45.45 (10/22)b 100.00 (10/10) 20.00 (2/10) 45.45 (10/22)b 100.00 (10/10) 0.00 (0/10)
  Lineage B 1425–02 4.8 33.33 (7/21)b 85.71 (6/7) 28.57 (2/7) 36.00 (9/25)b 100.00 (9/9) 11.11 (1/9)
  Lineage B 4148–03 5.1 45.45 (10/22)b 100.00 (10/10) 20.00(2/10) 42.11 (8/19)b 100.00 (8/8) 12.50 (1/8)
  Mean ± SD NA NA 41.41 ± 7.00 95.24 ± 8.25 22.86 ± 4.95 41.19 ± 4.79 100.00 7.87 ± 6.85
  1. dpi days post-infection, IR infection rate, DR dissemination rate, TR transmission rates
  2. ablood meal titer (log10 pfu/ml)
  3. bSignificant difference in the infection rates following exposure to blood meals with lower input titers within strain by time point