IL10RB and colitis: It has previously been shown that antibiotics can inhibit colitis that develops in infant IL10Rβ-deficient mice expressing a dominant negative (dn) TGFβRII in T cells (Kang et al., 2008), and further that Gram-positive bacteria promote monocyte/ MΦ recruitment into the colonic LP during DSS colitis (Nakanishi et al., 2015).