@CNN: Monkeys given human embryonic stem cells following heart attacks regained some of the pumping ability their hearts had lost, a new study finds https://t.co/0xKPLWYpJQ https://t.co/0ZWRTpF4o7

@CNN: Monkeys given human embryonic stem cells following heart attacks regained some of the pumping ability their hearts had lost, a new study finds https://t.co/0xKPLWYpJQ https://t.co/0ZWRTpF4o7