Introduction to free radicals and the oxygen paradox [electronic resource] : oxidative stress in biology, aging & disease / Kelvin J. A. Davies.
Material type:
FilmSeries: Henry Stewart talksBiomedical & life sciences collection. Free radicals and the oxygen paradox : oxidative stress in biology, aging and disease: Publisher: London : Henry Stewart Talks, 2007Description: 1 online resource (1 streaming video file (57 min.) : color, sound)Other title: Introduction to free radicals and the oxygen paradox : oxidative stress in biology, aging and diseaseSubject(s): Free Radicals | Oxidative StressOnline resources: Click here to access online | Series Animated audio-visual presentation with synchronized narration.
Title from title frames.
Contents: The oxygen paradox -- Oxygen origin -- Free radicals, oxidants and oxidative stress -- Sources of free radicals -- Environmental toxins -- Metabolic sources of free radicals: mitochondrial electron transport, phagocytes, peroxisomes, autooxidation -- Medical and dental sources of free radicals: x-rays, g-rays, drugs -- DNA damage and oxygen radical toxicity -- Antioxidant compounds and enzymes -- The dismutation of superoxide -- Mechanisms of antioxidant enzymes -- Antioxidant defense and repair systems -- Removal of oxidized DNA bases and DNA repair -- Lipolysis and the repair of oxidized lipids and lipid membranes -- Selective proteolytic degradation of oxidized proteins -- The LON protease -- Adaptation to oxidative stress -- Long-term effects of free radicals and oxidative stress: aging and disease.
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Mode of access: World Wide Web.