Insulin rescues retinal neurons from apoptosis by a phosphatidylinositol 3-kinase/Akt-mediated mechanism that reduces the activation of caspase-3. - Barber,A.J.; Nakamura,M.; Wolpert,E.B.; Reiter,C.E.; Seigel,G.M.; Antonetti,D.A.; Gardner,T.W. (J Biol Chem, 2001)