This Week in PNAS

In the early, online version of the Proceedings of the National Academy of Sciences, a team from China, the US, and Canada tracks transcriptional patterns across the cell cycle in breast cancer cell lines. With the help of RNA sequencing, chromatin immunoprecipitation sequencing, and global nuclear run-on sequencing (GRO-seq), the researchers profiled the transcripts, histone modifications, and other regulatory features at play during the G0/G1, G1/S, and M phases of the cell cycle.

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US News & World Report writes that genetic testing of lung tumors can help identify treatments for patients.

A team of researchers plans to sample Loch Ness for environmental DNA, according to Newsweek.

The New York Times writes about the appearance of mosaicism in healthy people.

In PNAS this week: insecticide resistance patterns Anopheles gambiae mosquito, transcriptome patterns in Pseudomonas aeruginosa during infection, and more.