CD4 and colitis: To analyze whether P-lig induction is a common feature of intestinal inflammation we analyzed P-lig expression on CD4+ T cells within MLN during inflammation either of the small intestine induced by oral infection with the protozoan parasite Toxoplasma gondii (T. gondii) which induces a strong Th1 cytokine-driven pathology within the small intestine [24], [25] or during colitis.