Stem Cells: What Are They and How Do They Work?

Richard J. Powell MD, chief of vascular surgery at Dartmouth-Hitchcock Medical Center, explains stem cells and the role they play in a clinical trial examining new treatments for peripheral artery disease.
Learn more about our research into PAD at bit.ly/dh_pad.

[@URWELCOME]

NICE work

[@jackson3830]

I’m a professional wrestler and I have a slap tear in my shoulder. Would this be a good option for me since I’m getting slammed down on a mat?

[@TheVoidMMA]

Yes

[@11thescientist7]

The scientist was here