A new study has identified a link between microRNA-155 and the immune system, showing that the small, non-coding RNA plays a key part in mediating the activity of CD8+ T cells against pathogens.

The findings, which appeared this week in Nature Immunology, pinpoints a previously unknown function for miR-155, and indicates that the miRNA controls the CD8+ T cells by regulating interferon signaling.

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CBS News reports that there are still many vacancies at the White House Office of Science and Technology Policy, but that it's uncertain whether they will be filled.

Rare gene mutations are guiding the search for drugs to manage chronic pain without opioids, according to CNBC.

The new Francis Crick Institute building can get too noisy for some researchers to concentrate, according to the Guardian.

In Nucleic Acids Research this week: pipeline to analyze and visualize bacterial genomes, database of global set of human genomes, and more.