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Researchers from the UK and Poland found that engineering phototropins in the model organism Arabidopsis thaliana led to an increase in light sensitivity, as they report in the Proceedings of the National Academy of Sciences this week. Using target mutagenesis in vitro, they altered the photocycle lifetime of the phototropins phot1 and phot2, which are activated by blue light and are involved in photosynthetic efficiency.

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The US Department of Justice has proposed a rule change to enable DNA to be collected from migrants, the Associated Press reports.

Bernard Fisher, a surgeon who changed how breast cancer is treated, has died at 101, the New York Times reports.

Washington Post columnist writes that she is skeptical about DNA-based diets.

In PNAS this week: recurrent inactivation of DEPDC5 in gastrointestinal stromal tumors, taxonomic reliability of GenBank sequences, and more.