Archive: 03/25/2010

New oxygen producing mechanism proposed

(PhysOrg.com) -- Photosynthesis is the mechanism by which plants generate oxygen, but new research on a novel type of anaerobic bacteria supports the theory that bacteria produced their own oxygen long before ...

dateMar 25, 2010 in Biochemistry report
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Gold Nanobeacons Detect Sentinel Lymph Nodes

(PhysOrg.com) -- Virtually every patient diagnosed with breast cancer or melanoma undergoes lymph node biopsy to determine if their cancer has begun spreading in the body. Taking this biopsy involves an invasive and uncomfortable ...

dateMar 25, 2010 in Bio & Medicine
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China eyes 500 million web users

A top Chinese official has said the nation's online population, already the largest in the world, is expected to exceed 500 million in the next two to three years.

dateMar 25, 2010 in Internet
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Up to a third of breast cancers could be avoided

(AP) -- Up to a third of breast cancer cases in Western countries could be avoided if women ate less and exercised more, researchers at a conference said Thursday, renewing a sensitive debate about how lifestyle factors ...

dateMar 25, 2010 in Cancer
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