medical

Lab-grown blood cells successfully given to humans

The breakthrough could prove “transformative” for patients with rare blood disorders. The team suspects the ‘made-to-order’ blood may last longer than regular transfusions and carry less risk of rejection for those who have built up an immunity to all blood types. Hope across the globe An end may be in sight for those whose life …

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Newly identified enzyme enables lifelong sperm production

By UNIVERSITY OF PENNSYLVANIA Men may continue to generate sperm throughout their adult life, in contrast to women who are born with all the eggs they will ever have. To do so, they must constantly renew the spermatogonial stem cells that give birth to sperm. According to research by Jeremy Wang of the University of Pennsylvania School of …

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