This Week in PLOS

In an effort to learn more about what might be behind the apparent hike in lung cancer rates detected in past studies of slaughterhouse workers, New Zealand researchers turned to metagenomic sequencing to narrow in on two viruses found in aerosol samples from cattle and sheep slaughterhouses in that country.

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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.

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

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