... t-butylhydroquinone and p-chloranil. In contrast, SmGSTOshowed DHA and HEDS-measured TTase activities. Kinetic parameters were obtained for DHA and TTase activities. SmGSTO showed a Km¼ 0.23 mMfor HEDS and ... GSTs classes and S. mansoni GSTs, allowed us to place the new parasiteproduct among the newly identified GSTO class, and thepreviously characterized Sm28GST and Sm26GST asmu- and sigma-class, ... mansoniwith glutaredoxin-likedehydroascorbate reductase and thiol transferase activities Javier Girardini1,*, Alejandro Amirante2,†, Khalid Zemzoumi1 and Esteban Serra11Instituto de Biologı´a...