Table 2

Frequency of malaria exposed individuals with antibodies of distinct IgG subclass specific for recombinant proteins VIR


% of positive sera


IgG
VIR-A
VIR-B
VIR-C
VIR-E

Subclass




IgG1
9.5
4.8
38.6
15.0
IgG2
14.3
0
13.6
20.0
IgG3
14.3
4.8
15.9
25.0
IgG4
14.3
0
11.4
0

The percentage of responders was calculated as described in the Methods section. The ELISA was performed using subclass-specific, anti-human IgG1, IgG2, IgG3 or IgG4 and serum samples at a dilution of 1:25. Only serum samples that had total IgG specific for proteins VIR were tested in this assay. The cut-off values were defined as the mean plus 3 standard deviation values obtained from 20 uninfected control sera.

Oliveira et al. Malaria Journal 2006 5:83   doi:10.1186/1475-2875-5-83

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