TABLE 2.
Mosquitocidal activities of Cyt2Bc toxina
| Mosquito species | Activity of toxin:
|
||
|---|---|---|---|
| Cyt2Bc | Cyt2Ba | Cyt1Aa | |
| Aedes aegypti | 7.0 (5.4-9.0) | 3.6 (2.7-4.9) | 1.0 (0.8-1.3) |
| Culex pipiens | 7.3 (5.8-9.3) | 5.0 (3.7-6.9) | 0.6 (0.4-0.8) |
| Culex quinquefasciatus GeoR | 1.8 (1.4-2.3) | 1.8 (1.4-2.4) | 0.4 (0.3-0.5) |
| Anopheles stephensi | 11.0 (8.4-14.5) | 5.5 (4.3-7.1) | 2.7 (2.1-3.5) |
a
Values correspond to the 50% lethal concentration at 48 h (see Materials and Methods) and are expressed in micrograms of protein. Means are from at least five independent experiments. Numbers in parentheses are 95% confidence limits, as determined by Probit analysis.