TNFSF13B and malaria: B cells expressed higher levels of NFkB2 mRNA in response to P. falciparum antigens in iRBC-var relative to all other groups (uRBC-WT, uRBC-var, and iRBC-WT), suggesting a role for BAFF-var in regulating NFKB2 levels in B cells treated with malaria antigens (Figures 7A,B).