Adult Stem Cells Probably No Good

Just more evidence that the next Democratic president needs to make the promise of lifting the de facto ban on stem cell research a major part of the 2008 campaign.

A scientific panel says a 2002 study that suggested adult stem cells might be as useful as embryonic ones was flawed and its conclusions may be wrong, a finding that raises questions about the promise of a less controversial source for stem cells.

Lives are at stake.