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oxidative stress

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Also known as oxydative stress

free radical toxicity

Research

404,976 papers

via PubMed

~18 min read

Encyclopedic overview

Oxidative stress mechanisms in tissue injury. Free radical toxicity induced by xenobiotics and the subsequent detoxification by cellular enzymes (termination).

Oxidative stress reflects an imbalance between the systemic manifestation of reactive oxygen species and a biological system's ability to readily detoxify the reactive intermediates or to repair the resulting damage. Disturbances in the normal redox state of cells can cause toxic effects through the production of peroxides and free radicals that damage all components of the cell, including proteins, lipids, and DNA.

Excerpted from Wikipedia’s “oxidative stress” article, available under the CC BY-SA 4.0 licence.