EGFR and cancer: This result indicates that cancer cells may modify fibroblast function by stimulating mesenchymal differentiation through increased TGF\documentclass[12pt]{minimal}\usepackage{amsmath}\usepackage{wasysym}\usepackage{amsfonts}\usepackage{amssymb}\usepackage{amsbsy}\usepackage{mathrsfs}\usepackage{upgreek}\setlength{\oddsidemargin}{-69pt}\begin{document}$$\beta$$\end{document}β, which then promotes their own oncogenic ERBB-dependent proliferation.