Figure 4.
Representative mass chromatograms of solutions of 5 mM GSH, 100 μM BDA and an equimolar mixture of the amines (100 μM each putrescine, cadaverine, spermine, spermidine, ornithine, and lysine) in either 150 mM sodium phosphate, pH 7.4, (top) in hepatocyte media (RPMI 1640 media containing 10 mM HEPES, pH 7.4, bottom).