A convenient set consisting of eleven inhibitors useful for the study of PI3-K/Akt/mTOR pathway. The 11 inhibitors are: 1 mg of Akt Inhibitor, Isozyme-selective (Cat. No. 1708-1), 5 mg of BEZ-235 (Cat. No. 1626-5), 5 mg of LY-294002 (Cat. No. 1667-5), 1 mg of mTOR Inhibitor Ku-0063794 (Cat. No. 1779-1), 1 mg of PI-103 (Cat. No. 1728-1), 1 mg of PI3-Kγ Inhibitor, AS-605240 (Cat. No. 1780-1), 1 mg of PP242 (Cat. No. 1658-1), 1 mg of Rapamycin (Cat. No. 1568-1), 1 mg of TGX-221 (Cat. No. 1781-1), 1 mg of Triciribine (Cat. No. 1707-1), and 1 mg of Wortmannin (Cat. No. 1670-1).