Cigarette smoke may rob children of needed antioxidants
Children exposed to cigarette smoke have lower levels of antioxidants, which help the body defend itself against many biological stresses.
May 04, 2009
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May 04, 2009
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Level of cellular stress determines longevity of retinal cells
(PhysOrg.com) -- Stress can be adaptive. It can make you sharper, help you focus and it can even improve your performance. But too much of it can tax cells to the point where they can no longer cope and slowly ...
Apr 28, 2009
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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 ...
Apr 28, 2009
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Agent Orange exposure increases veterans' risk of aggressive recurrence of prostate cancer
Veterans exposed to Agent Orange are at increased risk of aggressive recurrence of prostate cancer, researchers report.
Apr 20, 2009
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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 ...
Apr 14, 2009
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Source of major health benefits in olive oil revealed
Scientists have pinned down the constituent of olive oil that gives greatest protection from heart attack and stroke. In a study of the major antioxidants in olive oil, Portuguese researchers showed that one, DHPEA-EDA, protects ...
Apr 02, 2009
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New radiation-free targeted therapy detects and eliminates breast cancer tumors in mice
Combining a compound known as a gallium corrole with a protein carrier results in a targeted cancer therapy that is able to detect and eliminate tumors in mice with seemingly fewer side effects than other breast-cancer treatments, ...
Mar 30, 2009
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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, ...
Mar 11, 2009
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Broccoli may help protect against respiratory conditions like asthma
Here's another reason to eat your broccoli: UCLA researchers report that a naturally occurring compound found in broccoli and other cruciferous vegetables may help protect against respiratory inflammation ...
Mar 02, 2009
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Forget the antioxidants? Researchers cast doubt on role of free radicals in aging
For more than 40 years, the prevailing explanation of why we get old has been tied to what is called oxidative stress. This theory postulates that when molecules like free radicals, oxygen ions and peroxides build up in cells, ...
Biology -
Feb 17, 2009
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Chemist sheds light on health benefits of garlic
A Queen's-led team has discovered the reason why garlic is so good for us.
Jan 30, 2009
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First comprehensive paper on statins' adverse effects released
A paper co-authored by Beatrice Golomb, MD, PhD, associate professor of medicine at the University of California, San Diego School of Medicine and director of UC San Diego's Statin Study group cites nearly 900 studies on ...
Jan 27, 2009
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