Affymetrix earned US Patent No. 6,566,515, “Photocleavable protecting groups and methods for their use.” The patent covers novel compounds for use as linking groups in chemical synthesis, preferably in the solid-phase synthesis of oligonucleotides and polypeptides. These compounds are generally photolabile and comprise protecting groups that may be removed by photolysis to unmask a reactive group.

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In Science this week: International Wheat Genome Sequencing Consortium publishes the bread wheat cultivar Chinese Spring reference genome, and more.

At his FDA Law Blog, Jeffrey Gibbs discusses FDA's technical assistance for the draft Diagnostic Accuracy and Innovation Act.

The New York Times reports that genetic testing has uncovered unfaithful penguins at a Utah aquarium.

Cancer researcher loses funding under new Wellcome Trust anti-bullying policies, the Guardian reports.