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superoxide

   Also found in: Medical, Encyclopedia, Wikipedia 0.01 sec.
superoxide [ˌsuːpərˈɒksaɪd]
n
(Chemistry) any of certain metal oxides that contain the O2- ion potassium superoxide, KO2
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.superoxide - a metallic oxide containing the univalent anion O2-
oxide - any compound of oxygen with another element or a radical
2.superoxide - the univalent anion O2-; "much of the O2 supporting cellular respiration is reduced to the superoxide anion O2-"
anion - a negatively charged ion


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Tower and his team had noticed that overexpression of the enzyme, known as superoxide dismutase (SOD), boosted the activity level of fruit flies and even increased the life span of certain genetically engineered strains.
This system was found to produce superoxide as well as hydroxyl radicals.
Superoxide molecules are not highly toxic, but they can, over time, cause DNA degeneration.
 
 
 
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