This Week in PLoS

Scientists publishing in PLoS Biology this week have used stable isotope labeling with amino acids in cell culture (SILAC) and subsequent mass spec to screen the human proteome for possible targets of γ-secretase and found a small number of new substrates, all of which are type I transmembrane proteins with diverse biological roles.

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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.