MIT, Harvard, and Massachusetts General Hospital have teamed up to commercialize a new diagnostic that uses magnetic nanoparticles to detect viruses and bacteria, reports MIT’s Technology Review. The company, T2 Biosystems, has developed particles that are coated with molecules like antibodies or DNA; when exposed to a magnetic field, the particles bind to their target and form clumps that can be easily visualized.

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The Jackson Laboratory has filed a complaint accusing Nanjing University of breeding and re-selling its mouse models, the Hartford Courant reports.

Oxford researchers are turning to virtual reality to visualize genes and regulatory elements, Phys.org says.

In Science this week: neutrophils rely on microRNA to protect against lung inflammation, and more.

China is moving forward with plans to sequence a million citizens, the Wall Street Journal reports.