Table 3

Results for Wuchereria bancrofti DNA extraction in pools of laboratory-reared uninfected mosquitoes added (positive) or not (negative) with one experimentally infected mosquito.

Pool size
Method A (Reference)
DNA sample fraction
191 bp band
225 bp band
Résults *

1
positive controls
1/20e
+ (n = 3/3)
+ (n = 3/3)
+ (n = 3/3)

negative control
1/20e
- (n = 1)
+ (n = 1)
- (n = 1)
20
positive controls
1/20e
+ (n = 2/3)
+ (n = 3/3)
+ (n = 2/3)

negative control
1/20e
- (n = 1)
+ (n = 1)
- (n = 1)
30
positive controls
1/20e
+ (n = 3/3)
+ (n = 3/3)
+ (n = 3/3)

negative control
1/20e
- (n = 1)
+ (n = 1)
- (n = 1)
50
positive controls
1/20e
+ (n = 3/3)
+ (n = 3/3)
+ (n = 3/3)

negative control
1/20e
- (n = 1)
+ (n = 1)
- (n = 1)

Pool size
Method B (Qiagen kit)
DNA sample fraction
191 bp band
225 bp band
Résults

1
positive controls
1/20e
+ (n = 3/3)
+ (n = 3/3)
+ (n = 3/3)


1/40e
+ (n = 3/3)
+ (n = 3/3)
+ (n = 3/3)


1/240e
+ (n = 3/3)
+ (n = 3/3)
+ (n = 3/3)

negative control
1/20e
- (n = 1)
+ (n = 1)
- (n = 1)


1/40e
- (n = 1)
+ (n = 1)
- (n = 1)


1/240e
- (n = 1)
+ (n = 1)
- (n = 1)
20
positive controls
1/20e
- (n = 3/3)
- (n = 3/3)
inh (n = 3/3)


1/40e
- (n = 3/3)
- (n = 3/3)
inh (n = 3/3)


1/240e
+ (n = 2/3)
+ (n = 2/3)
inh (n = 1/3)


1/1200e
+ (n = 3/3)
+ (n = 3/3)
+ (n = 3/3)

negative control
1/20e
- (n = 1)
- (n = 1)
inh (n = 1)


1/40e
- (n = 1)
- (n = 1)
inh (n = 1)


1/240e
- (n = 1)
- (n = 1)
inh (n = 1)


1/1200e
- (n = 1)
+ (n = 1)
- (n = 1)
30
positive controls
1/20e
- (n = 3/3)
- (n = 3/3)
inh (n = 3/3)


1/40e
- (n = 3/3)
- (n = 3/3)
inh (n = 3/3)


1/240e
+ (n = 2/3)
+ (n = 3/3)
+ (n = 2/3)

negative control
1/20e
- (n = 1)
- (n = 1)
inh (n = 1)


1/40e
- (n = 1)
- (n = 1)
inh (n = 1)


1/240e
- (n = 1)
+ (n = 1)
- (n = 1)
50
positive controls
1/20e
- (n = 3/3)
- (n = 3/3)
inh (n = 3/3)


1/40e
- (n = 3/3)
- (n = 3/3)
inh (n = 3/3)


1/240e
+ (n = 3/3)
+ (n = 3/3)
+ (n = 3/3)

negative control
1/20e
- (n = 1)
- (n = 1)
inh (n = 1)


1/40e
- (n = 1)
- (n = 1)
inh (n = 1)


1/240e
- (n = 1)
+ (n = 1)
- (n = 1)

Plichart et al. Filaria Journal 2006 5:2   doi:10.1186/1475-2883-5-2