Scientists feel chill of crackdown on fetal tissue research
To save babies from brain-damaging birth defects, University of Pittsburgh scientist Carolyn Coyne studies placentas from fetuses that otherwise would be discarded - and she's worr…
To save babies from brain-damaging birth defects, University of Pittsburgh scientist Carolyn Coyne studies placentas from fetuses that otherwise would be discarded - and she's worr…