To test this, her team looked at the methylomes from 104 purebred Labrador retrievers.

为了测试这一点， 她的团队研究了 104 只纯种拉布拉多猎犬的甲基化组。

The researchers compared the dog methylomes to methylomes of 320 people between the ages of 1 and 103.

研究人员将狗的甲基化组与 320 名年龄在 1 至 103 岁之间的人的甲基化组进行了比较。