“Incubation of … and dapsone hydroxylamine caused … in glutathione levels (98.3 +/- 1.6%) compared with red cells and dapsone hydroxylamine alone (84.8 +/- 2.7%) at 5 min (P < … there was no significant difference between the groups at 15 min (96.9 +/- 2.6 vs 98.1 +/- 2.2%).”