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Breast Cancer

Oxidative stress implicated in breast cancer

"Reactive oxygen species (ROS), including superoxide anion radical (O₂ ^-), plays an important role in carcinogenesis. The human body has developed different antioxidant systems to defend against free radical attacks," scientists in Taiwan reported.

"We investigated the changes of the antioxidant status in the blood of patients with breast cancer. The O₂ ^- generation and the levels of malondialdehyde (MDA) were measured as an index of lipid peroxidation along with the examination of the activities of superoxide dismutase (SOD), glutathione peroxidase (GPx),...

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