||Spinach Spinacia oleracea
||Heineke D, Riens B, Grosse H, Hoferichter P, Peter U, Flügge UI, Heldt HW. Redox Transfer across the Inner Chloroplast Envelope Membrane. Plant Physiol. 1991 Apr95(4):p. 1136PubMed ID16668101
||Hydroponic growth. Spinach plants were grown in a climatized chamber with a 9 h light/15 h dark cycle and leaves were stopped in liquid N2 after 8.5 h light or 2 h dark. The frozen tissue was ground and lyophilized. The dry material was homogenized by sonication in a mixture of carbon tetrachloride and heptane, and fractionated by density gradient centrifugation.
||between NADPH/NADP in stroma and NADH/NAD in cytosol. Assuming a stromal pH of 8.0 and cytosolic pH of either 7.2 or 7.6