ERBB2 and gastric cancer: A half life of \documentclass[12pt]{minimal}\usepackage{amsmath}\usepackage{wasysym}\usepackage{amsfonts}\usepackage{amssymb}\usepackage{amsbsy}\usepackage{mathrsfs}\usepackage{upgreek}\setlength{\oddsidemargin}{-69pt}\begin{document}$${\tau }_{\frac{1}{2}}=9.4\,{\rm{h}}$$\end{document}τ12=9.4h was reported for HER2 receptors on a non-starved HER2 positive N87 gastric cancer cell line32.