Play Live Radio
Next Up:
0:00
0:00
Available On Air Stations
Watch Live

National

Scientists See Defects in Lab-Grown Stem Cells

Scientists have uncovered problems that may limit the usefulness of human embryonic stem cells. After several months of growing in a lab, the cells exhibit genetic abnormalities. Scientists will have to address that issue before stem cells can be used to treat disease.

Copyright 2005 NPR

Red or blue? The County Supervisor District 1 Special Election could shift the balance of power. Get live returns, plus the latest news and analysis.