The worms have been shown to sniff out stomach, colorectal, colon, esophageal, pancreas, bile duct, prostate, breast and lung cancers and correctly diagnose it 96% of the time, which researchers say is better than a blood test. “In existing tests, people must have different examinations according to the type of cancer they have,” study author Takaaki Hirotsu said. “Our odor-based test detected all nine types of cancer we tested.”
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