Figure 4From: Subclass responses and their half-lives for antibodies against EBA175 and PfRh2 in naturally acquired immunity against Plasmodium falciparum malariaThe total IgG and subclass levels to EBA175 (A, B) and PfRh2 (C, D) in HbAA and HbAS for children (n = 18) and adults (n = 22) are shown; the number of samples = 302. The bars show mean ± SEM of OD at 414 nm. (*, p <0.05; **, p <0.01; ***, p <0.001).Back to article page