This Week in PNAS

A University of Michigan-led team explores regulatory features in islet cells in search of clues to type 2 diabetes. The researchers used a combination of standard RNA sequencing, strand-specific messenger RNA sequencing, genotyping, and/or chromatin immunoprecipitation sequencing to profile dozens of pancreatic islet cell samples, incorporating existing islet sample data into their analyses.

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The US Food and Drug Administration has new guidelines that enable some gene and cell therapies to undergo expedited review, according to the New York Times.

Using gene drives to control invasive species might be too risky, an initial advocate of the approach says.

In Science this week: intellectual property experts argue patent battles such as the one over CRISPR are wasteful, and more.

Researchers have grown tumors in 3D cell cultures to better understand cancer, the Economist reports.