Table 2

Comparisons of average values for a range of biochemical assays between F1 adult progeny An. funestus from field populations and the An. arabiensis Durban insecticide susceptible reference strain.

Area
α-naphthyl acetate
β-naphthyl acetate
p450
GST
AChE
No. tested



ave.
s.d
ave.
s.d
ave.
s.d
ave.
s.d
% inhib.
s.d


Benfica
0.083
0.045
0.36
0.045
1.65
0.11
0.08
0.02
62a
10.3
135
Boane
0.064
0.04
0.27
0.135
1.68
1.11
0.07
0.03
-
-
44
Catuane
0.058
0.037
0.3
0.131
2.26
1.34
0.07
0.02
-
-
89
Cotsuane
0.028
0.012
0.101
0.047
1.15
0.067
0.06
0.02
62a
12.6
121
Ferroviaro
0.09
0.029
0.397
0.104
1.15
0.456
0.06
0.017
72a
10.2
29
Infulene
0.108
0.065
0.593
0.286
1.4
0.39
0.07
0.019
72a
9.1
31
Magude Sede
0.103
0.072
0.414
0.241
1.7
0.68
0.05
0.012
75a
10
40
Manguiza
0.064
0.045
0.277
0.125
1.86
0.838
0.06
0.2
67a
15.6
159
Matola
0.08
0.059
0.36
0.23
1.4
0.55
0.067
0.026
71a
11.1
208
Motaze
0.081
0.05
0.321
0.18
2.3
1.11
0.069
0.018
71a
13.3
27
DurbanS
1.0
0.17
0.64
0.23
.56
0.25
0.14
0.11
98a
4.25
100

α- naphthyl acetate: mMoles α-naphthol produced/min/mg protein. β- naphthyl acetate: mMoles β-naphthol produced/min/mg protein. p450: Equivalent units of cytochrome p450. GST: GST activity. AChE: average percentage inhibition of AChE by propoxur. a: those populations showing a significant difference, P < 0.001, to the DurbanS susceptible laboratory strain that may confer insecticide resistance.

Casimiro et al. Malaria Journal 2007 6:142   doi:10.1186/1475-2875-6-142

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