News tagged with sample

The fine line between breast cancer and normal tissues

Up to 40 percent of patients undergoing breast cancer surgery require additional operations because surgeons may fail to remove all the cancerous tissue in the initial operation. However, researchers at Brigham ...

Sep 22, 2014
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Brain tumour cells found circulating in blood

(Medical Xpress)—German scientists have discovered rogue brain tumour cells in patient blood samples, challenging the idea that this type of cancer doesn't generally spread beyond the brain.

Aug 01, 2014
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Scientists explain stress-heart attack link

Scientists said Sunday they may have unravelled how chronic stress leads to heart attack and stroke: triggering overproduction of disease-fighting white blood cells which can be harmful in excess.

Jun 22, 2014
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Stress degrades sperm quality

Psychological stress is harmful to sperm and semen quality, affecting its concentration, appearance, and ability to fertilize an egg, according to a study led by researchers Columbia University's Mailman ...

May 29, 2014
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