Erythrocyte glutathione peroxidase and superoxide dismutase in Alzheimer's disease and other dementias

Abstract
Activities of 2 enzymes protecting from free radical damage, erythrocyte glutathione peroxidase and superoxidase dismutase, were measured in 4 patients with Alzheimer''s disease, in 4 with multi-infarct dementia, in 1 with Huntington''s disease and in 1 with Hakola-Nasu disease. In none of these dementing diseases the activities were diminished compared to controls.