Fig. 4From: Characterization of the primary antibody response to Plasmodium falciparum antigens in infants living in a malaria-endemic areaComparison of declining maternal IgG with the baby’s IgM response. Each graph represents a single baby and one malarial antigen. The horizontal lines at the bottom show the cut-off for positivity: dotted lines (- - - -) for IgM and solid (____) lines for IgG AbsBack to article page