(a)
(b)
Figure 1: LTβR−/− animals show significantly reduced survival after infection with T. gondii (ME 49) cysts compared to WT animals. WT and LTβR−/− animals were infected i.p. with (a) 20 cysts (WT: , LTβR−/−: ) or (b) 40 cysts (WT: , LTβR−/−: ) of T. gondii (ME49) freshly isolated from the brains of CD1 mice. , .