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Table 6 Comparison and statistical analysis of the mean and standard error of the enzymatic activity of the mixed-function oxidases, glutathione-S-transferases, and esterases in Anopheles gambiae populations

From: Characterization of resistance profile (intensity and mechanisms) of Anopheles gambiae in three communes of northern Benin, West Africa

Mosquito

Population

MFO (Absorbance 630 nm)

GST (CDNA-ȵmol/min/mg protein)

α-Esterase (α-nmol/min/mg protein)

β-Esterase (β-nmol/min/mg protein)

Reference (Kisumu)

0.052 ± 0.004

0.222 ± 0.013

0.101 ± 0.005

0.091 ± 0.004

Kandi

0.075 ± 0.005a,d

0.310 ± 0.027a

0.146 ± 0.011a,d

0.167 ± 0.012a

Parakou

0.055 ± 0.004b

0.291 ± 0.019a

0.119 ± 0.005 b

0.114 ± 0.004a

Malanville

0.098 ± 0.005c,d

0.310 ± 0.041a,d

0.124 ± 0.007 b

0.129 ± 0.007a

One Way ANOVA

F = 20.16;

df = 4; 166;

p < 0.0001

F = 2.18;

df = 4; 166;

p = 0.009

F = 5.87;

df = 4; 166;

p = 0.0008

F = 16.52;

df = 4; 166;

p = 0.0001

  1. MFO mixed function oxidases, GST glutathione-S-transferase;
  2. Mean followed by a different letter were significantly different, P < 0.05, Tukey’s test
  3. dSignificant increase in mean differences compared to the laboratory reference strain, p < 0.05 using t-test