Glutathione peroxidase activity in seminal plasma and its relationship to classical sperm parameters and in&am Glutathione Peroxidase 5 Is Expressed by the Entire Pig Male Genital Tract and Once in the Seminal Plasma Contributes to Sperm Survival and In Vivo Fertility PLOS One Glutathione production measured in human sperm with comparisons between Download Scientific Diagram Glutathione cycle and other antioxidants in protecting sperm against Download Scientific Diagram Semen naturally contains antioxidants to prevent cell damage due to chain reactions involving unpaired Sperm., Semen contain two main antioxidants such as enzymatic antioxidants and glutathione Cysteine improves boar sperm quality via glutathione biosynthesis during the liquid storage