“… MgCl2 to solutions of the hydrophobic …, 1,10-phenanthroquinone (PHQ) and beta-lapachone (LQ) enhances ascorbate oxidation in the absence or presence of large unilamellar vesicles (LUVs) of the neutral lipid …), although initial rates of ascorbate oxidation are smaller in the presence of lipid as compared to its absence.”