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Table 4 Result of statistical analysis of mean (± SE) mixed-function oxidase, glutathione S-transferase, and esterase activity in An. gambiae s.l. populations

From: Intensity and mechanisms of deltamethrin and permethrin resistance in Anopheles gambiae s.l. populations in southern Benin

Strain

α-Esterase

β-Esterase

MFO

GST

(µmol α-Naph/min/mg protein)

(µmol β-Naph/min/mg protein)

(nmol/P450/min/mg protein)

(nmol/GSH conj/min/mg protein)

Kisumu

0.101 ± 0.010a

0.091 ± 0.009a

0.052 ± 0.008a

0.222 ± 0.027a

Cotonou

0.113 ± 0.021a

0.151 ± 0.024b

0.052 ± 0.011a

0.398 ± 0.062b

Porto-Novo

0.132 ± 0.010b

0.122 ± 0.009a

0.050 ± 0.006a

0.209 ± 0.034a

Bohicon

0.148 ± 0.020b

0.164 ± 0.023b

0.053 ± 0.009a

0.365 ± 0.051b

Allada

0.089 ± 0.011a

0.106 ± 0.015a

0.048 ± 0.004a

0.418 ± 0.052b

Adjohoun

0.058 ± 0.009c

0.072 ± 0.016a

0.039 ± 0.008a

0.261 ± 0.044a

One-way ANOVA

F = 14.42;

df = 5, 221;

F = 13.88;

df = 5, 221;

F = 01.05;

df = 5, 221;

F = 16.34;

df = 5, 221;

p < 0.0001

p < 0.0001

p < 0.5728

p < 0.0001

  1. MFO  mixed-function oxidases, GST glutathione S-transferase, GSH glutathione. Means followed by different letters are significantly different, p < 0.05, Tukey’s test
  2. *Significant increase in mean differences compared to the laboratory reference strain, p < 0.05, t test. In the same column, the values indexed to the same letter are not significantly different