An Algorithm to Predict the Age of Your Lab Mice

Researchers develop an app that can estimate the biological age of a rodent from its mug shot—and could give a boost to the science of human aging in the process.

Written byAnthony King
| 5 min read
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Vadim Gladyshev is asking lab scientists to whip out their smartphones and take photos. Not selfies, exactly, but snapshots of their lab mice. It’s a fiddly task, Gladyshev, who studies aging at Harvard Medical School, admits: mice move fast, and need to be kept still for the camera. He suggests grabbing them with one hand or taking them by the tail while they use their front paws to hold a rod. “It is difficult to standardize conditions,” he says. “People get very creative.”

The impromptu photo shoots are all part of a crowdsourced effort to develop an algorithm that can help predict the biological age of a mouse from its mug shot—information that could help researchers studying aging understand the connection between a person’s biology and how old he or she looks. “We all have two different ages,” says Eric Verdin, president and CEO of the ...

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Meet the Author

  • anthony king

    Anthony King is a freelance science journalist based in Dublin, Ireland, who contributes to The Scientist. He reports on a variety of topics in chemical and biological sciences, as well as science policy and health. His articles have appeared in Nature, Science, Cell, Chemistry World, New Scientist, the Irish Times, EMBO Reports, Chemistry & Industry, and more. He is President of the Irish Science & Technology Journalists Association. 

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