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NEWS ABOUT: regeneration

Pig Bladder Hormone Allows Vet to Re-Grow Leg Muscles

Right thigh muscles regenerated after experimental treatment

(Newser) - Marine Isaias Hernandez lost 70% of the muscles in his right thigh in a mortar explosion in Afghanistan. Such extreme damage usually requires that the leg be amputated. Not in Hernandez's case. Instead, he was injected with a growth hormone that comes from pig bladders—and his leg muscle... More »

Scientists Find Secret of Regeneration

Boosting cancer risk might allow humans to regrow limbs

(Newser) - Researchers think they’ve found a trick that could allow humans to someday regrow limbs or heart tissue in much the same way some lizards do. The scientists say humans gave up much of their regenerative power as part of an evolutionary trade-off: Our genes suppress cell growth, and with... More »

Contrary to Opinion, Human Heart Regenerates

(Newser) - In a result defying popular opinion, the human heart regenerates about half of its cells over the course of a normal lifespan, the New York Times reports. A study used levels of a radioactive isotope in the earth’s atmosphere released by aboveground nuclear tests, and found in our bodies,... More »

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