using ( 3h-glycine ) -labeled-gsh , it was clarified that gsh in the extravesicular compartment of placental microvillous membranes was rapidly degraded by gamma-gtp ( gamma-glutamyltranspeptidase ) and resulting amino acid , and 3h-labeled-glycine was actively transported via a sodium cotransport system .
C0002520
amino acid
C0017890
glycine