Tryptophan 2,3-dioxygenase deficiency attenuates dextran sodium sulphate -induced ulcerative colitis in mice by suppressing macrophage polarisation and reducing intestinal epithelial cell apoptosis. Dong W, Chen Y, Xu H, Wang Y, Wang Y, Wang W, Jia Y, Wei W, Jia Y, Yang X, et al. Br J Pharmacol. 2026 Jun 02. PMID: 42231055. Abstract CommentRecommendBookmarkWatch