That humans can engineer muscle tissue in petri dishes is extraordinary, but it isn't enough to heal serious bodily injuries. To do that, you also need tissue that has the ability to grow strong, heal itself, and respond to commands after being implanted in a living animal. Scientists simply aren't there yet. But a new study published in Proceedings of the National Academy of Sciences today brings us one step closer to orthopedic surgery bliss, because scientists were able to engineer mouse muscle that was just as strong as native muscle — and that could heal itself after injury.
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