Transition Metal-Induced Oxidation: Implications for Skin Care Products
By: Ratan K. Chaudhuri and Germain Puccetti, Rona/EM Industries Inc.
Posted: May 6, 2003, from the September 2002 issue of Cosmetics & Toiletries.
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Article Keywords:
- oxidation
- pro-oxidation
- transition
- metals
- antioxidant
- chelating agents
- P emblica extract
- hydrolyzable tannins
- deoxyribose test
- diphenylpicrylhydrazide test
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In 1956, Harman first suggested that free radicals produced during aerobic repiration cause cumulative oxidative damage, resulting in aging and death. In his work, Harman noted paralllels between the effects of aging and those of ionizing radiation, including mutagenesis, cancer and gross cellular damage.
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