The Nation - News from Oct. 15, 1985
The 24 rats that rode into space on the shuttle Challenger last April suffered dramatic reductions in the release of growth hormone in their pituitary glands, a finding that could signal a serious problem for astronauts, said researcher Wesley Hymer, a biochemist at Pennsylvania State University at State College, Pa. Another researcher reported last month that the same rats also lost bone and muscle strength.
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