Experiment grows new muscle in men's injured legs

Experiment grows new muscle in men's injured legs

This undated handout photo provided by the University of Pittsburgh Medical Center shows Dr. Stephen Badylak, a surgery professor at the university, and deputy director of the McGowan Institute for Regenerative Medicine, holding a sheet of “extracellular matrix,” scaffolding-like material derived from pig bladder. His team implanted a similar version, designed for use in humans, into a handful of men with severe leg injuries and reported Wednesday that the experimental treatment helped regrow muscle. (AP Photo/University of Pittsburgh Medical Center.WASHINGTON (AP) — Scientists implanted thin sheets of scaffolding-like material from pigs into a few young men with disabling leg injuries — and say the experimental treatment coaxed the men’s own stem cells to regrow new muscle.

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