Word: papain
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Dates: during 1980-1989
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...with a 1956 paper by Dr. Lewis Thomas, author of Lives of a Cell and now Chancellor of Memorial-Sloan Kettering Cancer Center. Thomas had been trying to see if various enzymes could alter concentrations of proteins in the blood. One evening, he gave adolescent rabbits intravenous injections of papain. Next morning, he found that the rabbits' normally erect ears had flopped; the papaya enzyme had dissolved the gelatinous protein of their cartilage...