| Literature DB >> 8734294 |
Abstract
Free radicals are constantly formed in the human body, both by "accidents of chemistry" and for useful metabolic purposes. Their action is opposed by a balanced and co-ordinated system of antioxidant defences. Upsetting this balance causes oxidative stress, which can lead to cell injury and death.Entities:
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Year: 1996 PMID： 8734294
Source DB: PubMed Journal: Pathol Biol (Paris) ISSN： 0369-8114