Figure 3 from Glutathione synthesis. Semantic Scholar Glutamylcysteine synthetase and glutamyl transferase as differential enzymatic sources of glutamylpeptides in mice Amino Acids Springer Nature Link Gamma glutamyl transferase test information Glutathione transferases as mediators of signaling pathways involved in cell proliferation and cell death Cell Death & Differentiation Gamma glutamyl transferase (GGT), Glutamyl Transpeptidase How Do Cells Produce Glutathione? Glutathione Reporter