The Wall Street Journal reports on research out of the Johns Hopkins Kimmel Cancer Center from scientists trying to develop a "'swish-and-spit' test" for head and neck cancers. The test would be geared toward high-risk people and would examine cells in the saliva to look for the genetic signature of cancer.

 

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A genome-wide association study that linked common genetic variants to salivary gland carcinoma risk has been retracted, according to Retraction Watch.

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