Figure 1

Anti-PfHRP2 antibody levels in plasma samples. Levels of PfHRP2-specific antibodies in the plasma of subjects were measured by ELISA. Cut-off is shown by the dotted line, and Error Bars represent 95% Confidence Intervals. Country of origin is represented using ISO 3166 country code: Cambodia (KH), Nigeria (NG), the Philippines (PH), and Solomon Islands (SB). BNE represents Brisbane. Samples from subjects who were microscopy negative for P. falciparum are shown as Neg.