Like Peanut Butter and Jelly | GenomeWeb

Herceptin was the first, the US Food and Drug Administration says at its consumer updates page. In 1998, the agency approved the drug to treat certain breast cancers, but there had to be a diagnostic to determine what type of breast cancer a patient had. Now, the agency adds, there are 19 cleared or approved companion diagnostic tests for a range of drugs to treat certain diseases and conditions.

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In Science this week: genetic analysis of pollutant-tolerant fish, and more.

Researchers have found a rare carbapenem resistance gene on a US pig farm, NBC News reports.

New York officials are considering the use of a familial DNA search to get a lead on a suspect in the strangulation death of a runner.

NIH Director Francis Collins has selected a retired Army major general and cardiologist for the CEO spot at the agency's embattled Clinical Center.