“…Anti-phospho-Akt Ser473 (#9271, Cell Signaling, Danvers, MA, USA), anti-Akt (#9272, Cell Signaling, Danvers, MA, USA), anti-LC3B (#3868, Cell Signaling, Danvers, MA, USA), anti-CDK6 (#13331, Cell Signaling, Danvers, MA, USA), anti-p27 (#sc1641, Santa Cruz Biotechnology, Dallas , TX, USA), anti-endoglin (AF1097, R&D, Minneapolis, MN, USA), anti-kallikrein 6 (KLK6; AF2008, R&D, Minneapolis, MN, USA), anti-p53 (M 7001, DakoCytomation, Glostrup, Denmark), anti-survivin (#2808, Cell Signaling, Danvers, MA, USA), anti-hTERT (#ab32020, abcam, Cambridge, UK), anti-c-Myc (MAB3696, R&D, Minneapolis, MN, USA), Anti-phospho-p70S6K Thr389 (#9234, Cell Signaling, Danvers, MA, USA), anti- p70S6K (#9202, Cell Signaling, Danvers, MA, USA), and anti-β-actin (AC-40, Sigma, St. Louis, MO, USA) were used to detect the expressions of indicated protein. The complete protocol for Western blot assay has been described in a previous publication [ 12 ].…”