In Brief: High expectations for expectorations

In Brief

High expectations for expectorations

Published: June, 2006

Increasingly, new technologies are revealing important secrets in small amounts of body fluid such as blood or spinal fluid. But it takes needles, and some pain, to get that fluid.

Saliva, say some researchers, could be the raw material for easy, completely noninvasive testing for everything from viral infections to cancer.

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