Pentose Phosphate Pathway ChemTalk Overview of Pentose Phosphate Pathway Creative Proteomics Role of glutathione cycle and the pentose phosphate pathway in the Download Scientific Diagram Glucose metabolism begins with its transport into cells via GLUT transporters, where it is phosphorylated to glucose 6 phosphate (Glucose 6 P). This molecule can enter various pathways, including the pentose phosphate pathway or hexosamine biosynthesis. The Electron Transport Chain and Pentose Phosphate Pathway biochemistry