The Board of Trustess of the University of Illinois of Urbana, Ill., has received US Patent No. 6,890,719, "Fluorescence-based biosensor." The patent describes a biosensor that is capable of detecting the presence of an ion in the presence of other ions. The biosensor comprises a nucleic acid enzyme that includes at least one quencher, and a substrate that includes a ribonucleotide, at least one quencher, and at least one fluorophore.

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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, 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.