It turns out that T cells utilize quite a bit of glutamine to a) replenish TCA cycle intermediates ('anaplerosis') as well as to b) exchange for other amino acids. L Glutamine Administration Reduces Oxidized Glutathione and MAP Kinase Signaling in Dystrophic Muscle of mdx Mice Pediatric Research Glutathione: The Critical Role It Plays in Multiple Sclerosis Root A Vi Glutamine, a Versatile Precursor for Biosynthesis and Bioenergetics Encyclopedia MDPI