MEDICAL SCIENCE MONITOR, vol.11, no.6, 2005 (SCI-Expanded)
Background: The pathophysiology of alopecia areata (AA) has not been clearly defined; however, it appears as a tissue-restricted autoimmunne disease mediated by T lymphocytes. Immunohistochemical studies have shown peri- and infra-follicular inflammatory infiltrate which damages hair follicles. We. analyzed the role of lipid peroxidation and oxidant-antioxidant enzymes in the pathogenesis of AA.