Staining of experimental markers. IGF1R cytoplasm (a and b), IGF1R membrane (c and d), p-mTOR (e and f) and p-S6rp (g and h). Pictures on the left (a, c, e and g) show score 0 (negative) and pictures on the right show score 3 (strong). Pictures by LRI (Lund, Sweden). Original magnification 10x (TMA cores) and 40x (insert).