Table 3.
Mortality of A. aegypti second instar larvae at 24 h after inoculation with Cry4Aa, Cyt2Ba and combination of both.
| Cry4Aa | Cyt2Ba | Cry4Aa+Cyt2Ba | ||||||
|---|---|---|---|---|---|---|---|---|
| ng/mL | Dead/Total | Mortality (% ± SD) | ng/mL | Dead/Total | Mortality (% ± SD) | ng/mL | Dead/Total | Mortality (% ± SD) |
| 486 | 63/70 | 90 ± 11% | 4000 | 84/92 | 91.3 ± 10% | 54 | 139/163 | 85.3 ± 13% |
| 162 | 53/71 | 74.6 ± 17% | 1333 | 64/85 | 75.3 ± 17% | 27 | 111/155 | 71.6 ± 17% |
| 54 | 42/70 | 60 ± 13% | 444 | 39/94 | 41.5 ± 9% | 13.5 | 87/200 | 43.5 ± 14% |
| 18 | 27/73 | 37 ± 11% | 148 | 28/78 | 35.9 ± 7% | 6.74 | 58/142 | 40.8 ± 24% |
| 6 | 13/64 | 20.3 ± 10% | 49.4 | 22/86 | 25.6 ± 6% | 3.36 | 11/102 | 10.8 ± 16% |
| 2 | 7/71 | 9.9 ± 7% | 16.4 | 21/84 | 25 ± 13% | 1.68 | 5/73 | 6.8 ± 8% |
Control insects experienced no mortality in all cases.