This Week in PNAS

In the early, online edition of the Proceedings of the National Academy of Sciences, a Johns Hopkins University-led team characterizes rare somatic mutations in genomic and mitochondrial DNA from normal human tissues using a massively parallel, barcoded sequencing method called the bottleneck sequencing system (BotSeqS), which involves a dilution step prior to DNA amplification.

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Researchers find that a personalized medicine approach could help people who experience pain while taking statins, New Scientist reports.

US National Science Foundation is continuing its responsible research conduct training policy despite its flaws, ScienceInsider reports.

A CRISPR-themed meeting explored how the tool could and should be used, Wired reports.

In Science this week: database of proteins' effects on cancer, targeted error correction sequencing, and more.