Heart Valves Grown From Womb Fluid Cells

Scientists for the first time have grown human heart valves using stem cells from the fluid that cushions babies in the womb — offering a revolutionary approach that may be used to repair defective hearts in the future.

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Surgeons will soon be able to literally mend a broken heart using live tissue grown from a patient's very own stem cells, top cardiologists said Monday. The whole procedure -- harvesting cells from bone marrow, growing tissue, and surgically implanting the heart muscle or valve  …

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