Researchers identify growth factor that stimulates adult stem cells

(PhysOrg.com) -- A researcher in Penn State's College of Agricultural Sciences, collaborating with researchers at the University of Pennsylvania's School of Veterinary Medicine, has identified for the first time a critical growth factor that stimulates the stem cells that produce sperm to thrive and renew themselves.

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<p><a href="http://www.physorg.com/news157137009.html">Researchers identify growth factor that stimulates adult stem cells</a></p> <p>(PhysOrg.com) -- A researcher in Penn State's College of Agricultural Sciences, collaborating with researchers at the University of Pennsylvania's School of Veterinary Medicine, has identified for the first time a critical growth factor that stimulates the stem cells that produce sperm to thrive and renew themselves.</p>