The Presidential Daily Brief


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    New ‘Pen’ Can Identify Cancer in Seconds

    It could highlight serious problems. A team from the University of Texas says it’s developed a pen-shaped prototype that can diagnose cancer in tissue samples within 10 seconds and with 96 percent accuracy. The handheld MasSpec Pen connects to a portable mass spectrometer that analyzes tissue in real time — instead of the several days it currently takes — allowing doctors to determine whether cells are cancerous. Among other clear-cut benefits, the groundbreaking device could mean surgeons will be less likely to leave behind cancerous tissue during operations.

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