Bitesize Bio offers a post considering the sensitivity of PCR compared to qPCR assays. Blogger John Mackay says he doesn't believe qPCR is necessarily more sensitive than its older tech sibling, and that work seeming to show higher sensitivity is really an "apples vs oranges" comparison. He offers some examples of his own work in the field, and asks readers to weigh in with their own experiences in sensitivity between the techniques.

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Technology Review reports that researchers in the US have used CRISPR to modify a number of human embryos.

By introducing genes from butterfly peas and Canterbury bells, researchers in Japan have developed a blue chrysanthemum, according to NPR.

Plant researchers plan to sequence some 10,000 samples that represent the major plant clades, ScienceInsider reports.

In Nature this week: a Danish reference genome, and more.