CCR6 and inflammatory bowel disease: A subset of Treg cells expressing the Th17‐associated markers’ retinoid‐related orphan receptor‐gamma t (RORγt) and chemokine receptor 6 (CCR6), in addition to FoxP3, have also been reported in vivo and is increased in the intestinal mucosa and among peripheral blood mononuclear cells (PBMC) circulating in patients with IBD in relation to healthy controls.12, 13, 14