Doctors have been raising questions about a video on social media of a physician allegedly injecting stem cells into the carotid artery of a fully awake patient. A physician wearing blue nitrile ...

That person is now training to walk.' The new report in the journal Nature revealed that all four patients received an injection of two million iPS cells right into their respective injuries.

The stem cell treatment involved the injection of roughly two million reprogrammed or induced pluripotent stem (iPS) cells, which are created by hacking adult cells back into an embryonic-like state.

A single injection of a new, off-the-shelf stem cell therapy for knee osteoarthritis significantly improved pain and function for up to 12 months in 75% of participants involved in a clinical trial.