(f) Survival of Ripk2−/−Il18−/−, Ripk2−/− and WT mice. *P 0.05, **P 0.01, ***P 0.001 (one-way ANOVA with Tukey's post-hoc test (a,c,e) and log-rank test (d,f)). Data are representative of two independent experiments (mean ± s.e.m.; n = 6-8 mice per experiment). 