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Peroxisomes - o oxidative reactions using molecular oxygen...

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Peroxisomes increased activity of digestion in enzyme studies o de Duve C. The peroxisome: a new cytoplasmic organelle. Proc R Soc Lond B Biol Sci. 1969 Apr 15;173(30):71-83. http://www.ncbi.nlm.nih.gov/pubmed/4389648 Identified by EM 10 years later enzymes that produce and others that degrade hydrogen peroxide (a reactive oxygen species, ROS)
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Unformatted text preview: o oxidative reactions using molecular oxygen to generate hydrogen peroxide oxidizing fatty acids, bile salts and cholesterol o then converting hydrogen peroxide to nontoxic forms • Catalases (EC 1.11.1.6) o haem-containing proteins that catalyse conversion of hydrogen peroxide (H2O2) to water and molecular oxygen...
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