Nick Oswald at Bitesize Bio considers a study of various approaches to desalting DNA for electroporation and concludes that "for the high concentration samples the microcolumns were the clear winner, although dialysis and gel filtration gave just a 2-fold lower efficiency." He adds that microcolumns were also best for low concentration samples -- and in this case were "at least 100x more efficient than any of the other methods." On a side note, he says, "For some reason, ethanol p

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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.