mCol1a1 reduces pSTAT5, and elevates pERK1/2 and pAKT in TC4 tumors, shown by immunohistochemical analysis. Immunohistochemical analysis of pSTAT5 (A), pERK1/2 (B), and pAKT S473 (C) of TC4 tumors. Original magnification × 200. Scale bar = 50 μm. (PDF 473 kb)