The Relationship between Leaf Rolling and Ascorbate Glutathione Cycle Enzymes in Apoplastic and Symplastic Areas of Ctenanthe setosa Subjected to Drought Stress In the absence of other acceptors electrons can be transferred from photosystem I to oxygen The ascorbate glutathione cycle. The cycle is crucially involved in Download Scientific Diagram Synergistic effects of exogenous glutathione and calcium on ascorbateglutathione cycle and glutathione associated enzymes upregulation under lead stress in Brassica napus L Environmental Science and Pollution Research Springer Nature Link Ascorbic AcidThe Little Known Antioxidant in Woody Plants