Table 2.
Vector competence of Aedes albopictus for genetically distinct Jamestown Canyon virus strains
| 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 | |
dpi days post-infection, IR infection rate, DR dissemination rate, TR transmission rates
ablood meal titer (log10 pfu/ml)
bSignificant difference in the infection rates following exposure to blood meals with lower input titers within strain by time point