Depletion of plasma antioxidants in surgical intensive care unit patients requiring parenteral feeding: effects of parenteral nutrition with or without alanyl-glutamine dipeptide supplementation - Luo, Menghua; Fernandez-Estivariz, Concepcion; Jones, Dean P.; Accardi, Carolyn R.; Alteheld, Birgit; Bazargan, Niloofar; Hao, Li; Griffith, Daniel P.; Blumberg, Jeffrey B.; Galloway, John R.; Ziegler, Thomas R. (Nutrition, 2008)