Fresh hurdle for stem cell hunt
Date: 10.6.2008
A **Nobel Prize-winning scientist** says it could be tougher than first thought to harness the healing **power of stem cells in medicine**.
It had been hoped a single "master" cell could potentially be used to repair all damage in a single **organ**.
Professor Mario Capecchi, from the University of Utah, found surprising clues that different **stem cells** might be working together in the same organ.
Whole article on "BBC NEWS":[ http://news.bbc.co.uk/2/hi/health/7439435.stm]
