... Wnt signaling in adult lung causes lung cancer, fibrosis, and inflammation [109]. Hyperactivation of β-catenin, caused by mutations of β-catenin, APC, and axin in lung epithelium induces lung tumors ... W, Yamin M, Noda M, et al.: Pleiotrophin signals increased tyrosine phosphorylation of beta beta-catenin through inactivation of the intrinsic catalytic activity of the receptor-type protein ... Perez-Pinera P, Deuel TF: Fyn is a downstream target of the pleiotrophin/ receptor protein tyrosine phosphatase beta/zeta-signaling pathway: regulation of tyrosine phosphorylation of Fyn by pleiotrophin. ...