1. Evidence for increased lipid peroxidative damage and loss of superoxide dismutase activity as a mode of sublethal cryodamage to human sperm during cryopreservation;Alvarez;J. Androl.,1992
2. Evidence that membrane stress contributes more than lipid peroxidation to sublethal cryodamage in cryopreserved human sperm: glycerol and other polyols as sole cryoprotectant;Alvarez;J. Androl.,1993
3. In vitro evaluation of sperm quality: an opinion;Amann;J. Androl.,1993
4. Effect of antioxidants tocopherol and ascorbic acids in maintenance of sperm activity during freeze–thaw process;Askari;Arch. Androl.,1994
5. Cryopreservation alters the Ca++ flux of bovine spermatozoa;Bailey;Can. J. Anim. Sci.,1994