Table 4. Transition of the frequency of the Vssc genotype during permethrin selection in the SP strain of Aedes aegypti.
Amino acid location | Percentage of mosquitoes (number of mosquitoes) | |||||||||
989 | 1011 | 1014 | 1016 | 1534 | 1763 | SMK (n = 24) | SPS0 (n = 48) | SPS1 (n = 48) | SPS2 (n = 24) | SPS10 (n = 24) |
S/S | I/I | L/L | V/V | F/F | D/D | 100 (24) | 0 | 0 | 0 | 0 |
S/S | I/I | L/L | V/V | C/C | D/D | 0 | 29.2 (14) | 2.0 (1) | 0 | 0 |
S/P | I/I | L/L | V/G | C/F | D/D | 0 | 54.2 (26) | 37.5 (18) | 0 | 0 |
P/P | I/I | L/L | G/G | F/F | D/D | 0 | 16.7 (8) | 60.4 (29) | 100 (24) | 100 (24) |
Frequencies of P989+G1016 | 0% | 43.8% | 79.2% | 100% | 100% |
The subscript numbers in the population name indicate the number of generations exposed to permethrin. For example, SPS2 was the population which was selected by permethrin for two generations.