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Prodrug strategy for PSMA-targeted delivery of TGX-221 to prostate cancer cells. Mol Pharm. 2012 Jun 4;9(6):1705-16.\n[2].\nGe Q, et al. The phosphoinositide 3'-kinase p110δ modulates contractile protein production and IL-6 release in human airway smooth muscle. J Cell Physiol. 2012 Aug;227(8):3044-52.\n[3].\nMüller KM, et al. Role of protein kinase C and epidermal growth factor receptor signalling in growth stimulation by neurotensin in colon carcinoma cells. BMC Cancer. 2011 Oct 2;11:421.\n[4].\nSturgeon SA, et al. Advantages of a selective beta-isoform phosphoinositide 3-kinase antagonist, an anti-thrombotic agent devoid of other cardiovascular actions in the rat. Eur J Pharmacol. 2008 Jun 10;587(1-3):209-15.\n[5].\nChaussade C, et al. Evidence for functional redundancy of class IA PI3K isoforms in insulin signalling. 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