A newly discovered pair of stem cell lineages drives the formation of both tooth roots and the bone that anchors them. Understanding how these cells switch roles could pave the way for regenerating ...

Stem cells are precursors of a variety of different cells: They can turn into anything from blood to bone to muscle. Human blood stem cells, known as hematopoietic stem cells, are the forerunners of ...

Every 40 seconds, someone in the United States has a stroke. For survivors of the most common type of stroke, called an ischemic stroke, only about 5 percent fully recover. Most others suffer from ...

A clinical trial to reverse age-related vision conditions using stem cell treatment could finally deliver on the promise of a ...