The following antibodies for the purpose of Western blotting were acquired from Cell Signaling Technologies: pAKT S473 (Catalog number 4060), PAN-AKT (#2920), Phospho-p44/42 MAPK (#4370), p44/42 MAPK (#4695), S6 Ribosomal Protein (#2317), Phospho-S6 Ribosomal Protein (#4858), Phospho-p70S6 Kinase Thr389 (#97596), p70S6 Kinase (#9202), Phospho-4EBP1 Thr37/46 (#2855), 4EBP1 (#9452). Antibodies against Beta-Actin were purchased from GeneTex (catalog number 109639). MAPK inhibitors were purchased from Tocris: FR180204 (catalog number 3706), U0126 (catalog number 1144), PD980595 (catalog number 1213). Sapanisertib (Cat# HY-13328) and Rapalink-1 (Cat# HY-111373) were purchased from MedChemExpress. Torin-1 (Cat #4247) was purchased from Tocris. PI3K/AKT/mTOR inhibitors BKM120 (Buparlisib; Novartis), AZD5363 (Capivasertib; Selleckchem), and RAD001 (Everolimus, MedChemExpress Cat# 159351–69–6) were generously provided by Dr Kathleen Millen.
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