At Scientific American, Melinda Wenner interviews Jeremy Nicholson, a metabolomics expert, who now heads the department of biomolecular medicine at Imperial College London. Nicholson talks about how important metabolites are, especially gut microbes, in systems biology research and for finding new drug targets. "Almost every sort of disease has a gut bug connection somewhere," he tells Wenner.

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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.