Stem cell advance may not end debate: Long way to go with research on adult cells
Although many religious thinkers cheered the news last month of a breakthrough in stem cell research, the moral controversy may not end anytime soon.
The announcement—made by independent teams of scientists working in Japan and Wisconsin—holds the promise of cures for a host of debilitating and terminal diseases. Scientists have studied embryonic stem cells because of their potential to become any one of more than 200 types of tissues in the human body.