'Mighty mice' stay bulked up in space but not untreated mice

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Genetically enhanced mice that were on board the International Space Station are revealing clues that could lead to health advancements in zero gravity. Researchers say the mighty mice produced a molecule that helped prevent muscle and bone density loss well in space and the recovery of muscle and bone mass once a returned to Earth. The results could lead to therapeutics for astronauts before they had to

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