此外，在实验室老鼠身上，沙门菌能自主地转移到转移灶内，帮助清除肿瘤。
Furthermore, in laboratory mice, the bacteria independently find their way into metastases, where they can also aid clearance of the cancer.
要是一间实验室幸运到发现了能治愈实验室老鼠身上疾病的分子，下一个步骤是在更多的实验室动物上测试它的毒性和效用。
Should a lab be so fortunateas to discover a molecule that cures a disease in a lab rat, the next step isto test its toxicity and efficacy in more lab animals.
米兰大学的研究者们已经在实验室的老鼠身上让这一系统工作，并准备下一年进行人体身上的实验。
Researchers at the University of Milan have made the system work in mice in the laboratory and are now looking to carry out trials in humans next year.
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