DKK1 and Hepatic fibrosis: Furthermore, the addition of mesenchymal stromal cells could repair fibrosis in the lungs caused by radiation due to Dkk-1’s ability to block Wnt/β-catenin induced EMT (Shao et al., 2021) and adenoviral overexpression of Dkk-1 can block liver fibrosis in a BDL mouse liver model (Cheng et al., 2008).