Mini MCAT passage: Pentose phosphate pathway and G6DP deficiency (practice) Khan Academy Diagram showing red cell response to oxidative damage from drugs. (A). Download Scientific Diagram Although G6PD deficiency, which can cause problems in red blood cells upon certain triggers, is the most common human enzyme defect, affecting over 400 million people, including over 1 in 10 Black The potential link between inherited G6PD deficiency, oxidative stress, and vitamin D deficiency and the racial inequities in mortality associated with COVID 19 ScienceDirect