We found that Casp1/11+/–Casp8–/–Ripk3–/– mice largely phenocopied WT B6 mice, and were resistant to infection, exhibiting minimal weight loss, diarrhea, cecal or colonic shrinkage, and no fecal blood (Figure 8A, B, D, E, F, I). This evidence concerns the gene CASP1 and infection.