EGFR and cancer: In turn, fibroblasts induce cancer cells to produce 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, stimulating mesenchymal fibroblast differentiation and GF signaling which promotes further ERBB-dependent cancer growth.