When a piece of skin, muscle, bone, nails, or hair gets removed or damaged, those usually grow back like nothing happened. So, why isn’t it possible for hands, or even something smaller like a finger to regrow? Or would a piece of meat just regrow there instead of something useful?
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Wasn’t there some research on when they sprinkled pig embryo stem cells into wounds on the end of people’s fingers instead of just scarring over the body would actually regrow the entire tip? Seemed like some good research for fixing wounds.
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