Long-term follow-up study of changes in lipid peroxide levels and the activity of superoxide dismutase, catalase and glutathione peroxidase in mouse skin after acute and chronic UV irradiationOsamu Iizawa, Y Niwa, T. Kato et al.|Archives of Dermatological Research|1994Cited by 52
Age-dependent basal level and induction capacity of copper-zinc and manganese superoxide dismutase and other scavenging enzyme activities in leukocytes from young and elderly adults.Y Niwa, T Kanoh, Osamu Iizawa et al.|PubMed|1993Cited by 49
Electromagnetic wave emitting products and ?Kikoh? potentiate human leukocyte functionsYukie Niwa, T Kanoh, Osamu Iizawa et al.|International Journal of Biometeorology|1993Cited by 18