Sniffing Out Cancer | September 22, 2008 Issue - Vol. 86 Issue 38 | Chemical & Engineering News
Volume 86 Issue 38 | pp. 81-83
Issue Date: September 22, 2008

Sniffing Out Cancer

Alterations in volatile chemicals emitted by humans could be used as biomarkers to diagnose the disease
Department: Science & Technology, ACS News

LONG BEFORE BLOOD TESTS and MRI scans were invented, physicians relied on their sense of smell to help diagnose patients' ailments. Researchers are now updating this practice so doctors can use sensors and other devices to analyze the volatile compounds their patients emit. Such techniques could conceivably be used as the basis for rapid, noninvasive procedures for early detection of diseases such as cancer.

The use of odors as diagnostic clues has ancient roots, according . . .

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