News tagged with free radicals

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How oxidative stress may help prolong life

( -- Oxidative stress has been linked to aging, cancer and other diseases in humans. Paradoxically, researchers have suggested that small exposure to oxidative conditions may actually offer protection from acute ...

dateMay 29, 2009 in Genetics
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Toward a systems biology map of iron metabolism

Scientists at the Wake Forest University School of Medicine, the University of Manchester in the United Kingdom, and the Virginia Bioinformatics Institute at Virginia Tech have taken the first steps toward constructing a ...

dateApr 28, 2009 in Biochemistry
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Home tooth bleaching slightly reduces enamel strength

New research shows that human teeth lost some enamel hardness after the application of several different products used in the home to whiten teeth. The study suggests that future generations of such products might be reformulated ...

dateApr 14, 2009 in Other
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Iron induces death in tumor cells

Rapid growth of cancer cells and their frequent divisions have their price: Cancer cells need considerably more energy than healthy cells. Their metabolism runs at full speed and requires large amounts of micronutrients, ...

dateMar 11, 2009 in Cancer
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