Aleksandar Acovic, Bojana Simovic Markovic, Marina Gazdic, Aleksandar Arsenijevic, Nemanja Jovicic, Nevena Gajovic, Marina Jovanovic, Natasa Zdravkovic, Tatjana Kanjevac, C Randall Harrell, Crissy Fellabaum, Zana Dolicanin, Valentin Djonov, Nebojsa Arsenijevic, Miodrag L Lukic, Vladislav Volarevic
BACKGROUND: Dendritic cell (DC)-derived indolamine 2,3-dioxygenase (IDO) degrades tryptophan to kynurenine, which promotes conversion of inflammatory T cells in immunosuppressive regulatory T cells (Tregs). We analyzed the significance of the IDO:Treg axis for inducing and maintaining mucosal healing in ulcerative colitis (UC). METHODS: Dextran sodium sulphate (DSS)-induced colitis in BALB/c mice (model for mucosal healing) and C57BL/6 mice (model for persistent disease) was used...
2018: Therapeutic Advances in Gastroenterology