G6PD Deficiency Glucose 6 phosphate dehydrogenase deficiency X linked recessive disorder Leads to low NADPH, impairing glutathione regeneration RBCs are vulnerable to oxidative damage Pathophysiology: In G6PD deficiency: No Glucose 6 Phosphate Dehydrogenase Deficiency Springer Nature Link G6PD Deficiency and G6PD Activity Testing Mindray G6PDH from baker s yeast (S. cerevisiae), lyophilized powder