This Week in Cell

In a recent Cell Reports article, a team led by investigators at the San Raffaele Institute in Milan, Italy, shows that endogenous microRNAs, like miR-511-3p, "may operate to establish thresholds for inflammatory cell activation in tumors." In its paper, team says that "miR-511-3p modulates genetic programs of tumor-associated macrophages," and identifies direct targets of the miRNA.

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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.