News tagged with blood supplies

The key to stopping sarcomas' spread

When sarcomas become large enough and outgrow their blood supply, they become vulnerable to hypoxia—a lack of oxygen. That adaptation not only enables them to survive the stress of low oxygen—it also ...

May 12, 2015
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How do neural cells respond to ischemia?

A group of researchers from the Lomonosov Moscow State University, in collaboration with their Irish colleagues from the University College Cork, has studied the early response of cells to ischemia, which ...

May 06, 2015
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New York blood shortages casualty of shutdown

New York City issued an urgent call for blood donors Wednesday, saying supplies were low after authorities shut down America's largest city for a winter storm that failed to materialize.

Jan 29, 2015
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FDA to ease ban on blood donations by gay men

Federal officials have moved closer to overturning a decades-old ban on blood donations from gay and bisexual men, but activists say the proposed alternative would continue to stigmatize men who have sex ...

Dec 23, 2014
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Cancer turns blood vessels over to its cause

Cancer requires a blood supply to deliver the nutrients and oxygen it needs to grow and survive. It had been thought that tumours create the blood supply they need by stimulating the formation of new blood ...

Dec 01, 2014
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