Glutamine and Its Actions: A Bird's Eye View Vitamin C: Metabolism and Function Frontiers Plant Glutathione Biosynthesis: Diversity in Biochemical Regulation and Reaction Products Production of Ophthalmic Acid Using Engineered Escherichia coli Applied and Environmental Microbiology Item Parental high ARA levels are associated with differential expression of genes involved in methionine cycle, transsulfuration pathway, and glutamate and glutathione metabolism in male F1 livers. Public Library of