How accessible are Bush's 60 cell lines?
The battle over the future of embryonic stem-cell research is shifting to a critical new front:the 60 stem-cell lines President George W. Bush says can be studied by U.S. scientists supported by
The battle over the future of embryonic stem-cell research is shifting to a critical new front:the 60 stem-cell lines President George W. Bush says can be studied by U.S. scientists supported by