Researchers led by Osaka University's Masaki Mori looked into whether miR-146a, a microRNA suspected to be a tumor suppressor in pancreatic, breast, and prostate cancers, also has a role in gastric cancer. The researchers used qPCR to determine the levels of miR-146a present in 90 gastric cancer samples and whether those levels were associated with pathology or prognosis. Additionally, the researchers examined how miR-146a regulates EGFR and IRAK.

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In a survey, about half of Canadian government scientists say they still feel as though they cannot speak freely, ScienceInsider reports.

The Atlantic reports that biohacker Josiah Zayner regrets injecting himself with the CRISPR gene-editing tool on stage.

Clinicians in China are moving ahead with a number of CRISPR trials, NPR reports, as the US embarks on its first.

In Nature this week: genomic approaches applied to study Neolithic and Bronze Age Europeans, and more.