Early beneficial effects of bone marrow-derived mesenchymal stem cells overexpressing Akt on cardiac metabolism after myocardial infarction. - Gnecchi M; He H; Melo LG; Noiseaux N; Morello F; de Boer RA; Zhang L; Pratt RE; Dzau VJ; Ingwall JS (Stem cells (Dayton, Ohio), 2009)