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Table 3 Carboxylesterase activity (nM para phenyl acetate/mg protein/min) and glutathione-s-transferase activity (CDNB product/mg protein/min) of surviving 3rd instar Aedes aegypti after treatment with pure compounds from Maerua siamensis for 24 h

From: Larvicidal effect of compounds isolated from Maerua siamensis (Capparidaceae) against Aedes aegypti (Diptera: Culicidae) larvae

Compounds Carboxylesterase activitya CFb Glutathione-s-transferase activitya CFb
Control 0.030 ± 0.002a 0.321 ± 0.121f
Cappariloside A 0.031 ± 0.001a 0.97 0.204 ± 0.014b 1.57
Cappariloside B 0.029 ± 0.001a 1.03 0.156 ± 0.005a 2.06
Glochidone 0.031 ± 0.001a 0.97 0.282 ± 0.006d 1.14
Lupeol 0.032 ± 0.001b 0.94 0.343 ± 0.023 g 0.94
Chrysoeriol 0.031 ± 0.001a 0.97 0.280 ± 0.009d 1.15
Cinnamic acid 0.029 ± 0.001a 1.03 0.207 ± 0.002c 1.55
3,4-Dimethoxybenzoic acid 0.031 ± 0.001a 0.97 0.291 ± 0.076e 1.10
Vanillin 0.032 ± 0.001b 0.94 0.493 ± 0.289 h 0.65
  1. aMeans within a column followed by the same letter are not significantly different at the 0.05 level by Tukey’s test
  2. bCF is a correction factor = (enzyme activity of control)/(enzyme activity of treatment)