Investigators at Stockholm University and their colleagues show in a Genome Research paper published online in advance this week that adenosine to inosine editing of miRNAs increases in the mouse brain during development, and that it "gradually changes the proportions of the two miR-376a isoforms." Further, "by comparing editing of pre-miRNA with editing and expression of the corresponding mature miRNA, we also show an editing induced developmental regulation of miRNA express

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A fire at a Manchester hospital may have destroyed lab equipment and data, the Guardian reports.

Researchers generate a genetic database from skeletal remains from the 1845 Franklin Expedition to the Arctic, Live Science reports.

Researchers in China have begun another trial using CRISPR/Cas9 approaches in cancer patients, according to the Wall Street Journal.

In Science this week: human DNA found in sediments from archeological sites lacking bones, and more.