Promise and Limits

Patient-derived xenograft mice are supposed to recapitulate patients' tumors so researchers can better model tumors or even so clinicians use them to choose a treatment approach. But as Nature News reports, these models have some limitations.

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The Washington Post reports on a Federal Bureau of Investigation plan to place rapid DNA analyzers at booking stations around the country.

In an editorial, officials from scientific societies in the US and China call for the international community to develop criteria and standards for human germline editing.

The US National Institutes of Health is to review studies that have received private support for conflicts of interest, according to the New York Times.

In Science this week: the PsychENCODE Consortium reports on the molecular mechanisms of neuropsychiatric disorders, and more.