NEW YORK (GenomeWeb) – Immunexpress said today it has received 510(k) clearance from the US Food and Drug Administration for the use of its Septicyte Lab, an RNA-based blood test that helps clinicians determine whether an infection has caused a patient's systemic inflammation.

Immunexpress noted that being able to rapidly differentiate infection-positive systemic inflammation, or sepsis, from infection-negative systemic inflammation, or systemic inflammatory response syndrome (SIRS), can save lives and reduce healthcare costs.

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 Senator Lamar Alexander (R-Tenn.), who chairs the Senate health committee, will be retiring at the end of his term, Stat News reports.

UCSF researchers find that having two X chromosomes may contribute to women's longer lifespans, according to Discover's D-brief blog.

The Wall Street Journal reports on the US Centers for Disease Control and Prevention's use of genetic approaches to study foodborne illnesses.

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