New delivery system for Viagra ingredient

Scientists are reporting development and successful initial tests of a potential new delivery system for the biological signaling agent responsible for the effects of Viagra. It could be used to deliver the substance, called ...

Seeing rice with X-rays may improve crop yields

Most people experience X-ray computed tomography (CT) scanners when they are evaluated for a suspected tumor or blood clot. But in the lab of Dr. Quin Liu, PhD., in Wuhan China, rice plants were the patients in a novel use ...

Math from the heart: Simulating stent design and coating

Suncica "Sunny" Canic was good at math in school, so that's what she pursued as a career. But she always liked medicine, too. When she moved to Houston, Texas, and met some cardiologists at a party, she started talking with ...

New tool for helping pediatric heart surgery

A team of researchers at the University of California, San Diego and Stanford University has developed a way to simulate blood flow on the computer to optimize surgical designs. It is the basis of a new tool that may help ...

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