From Science Daily: Researchers at the Howard Hughes Medical Institute at The Rockefeller University have discovered a new method to track and isolate elusive stem cells. The new animal model they developed was successfully tested by isolating and characterizing skin stem cells, but may also be valuable in searching for stem cells that produce the cells of the heart, pancreas or other specific body tissues.
Source: http://www.transhumanism.com/news_comments.php?id=1076_0_2_0_C