Table 6.
n | Mean (SE) | P value | |
---|---|---|---|
Cytochrome P450 activity (μmol 7-OH/mg larvae/min) | |||
Control | 71 | 6.4 (0.36) | 0.007 |
α-Mangostin treated | 71 | 8.2 (0.6) | |
Esterase activity (μmol β-napthol/mg protein/min) | |||
Control | 36 | 0.26 (0.01) | 0.05 |
α-Mangostin treated | 36 | 0.23 (0.01) | |
GST activity (μmol/mg/min) | |||
Control | 20 | 0.35 (0.02) | 0.002 |
α-Mangostin treated | 20 | 0.44 (0.02) |
Late third instar Ae. aegypti larvae (Rockefeller strain) were exposed to 2.5 μgml−1 of α-mangostin for 24 h. Early fourth instar larvae were used for enzyme assays. Student t tests were used to determine P value.