METHODS: Mouse lymphoma EL4 cells were inoculated subcutaneously into wild type C57BL/6 mice (immune-competent mice).

方法：给正常野生型C57BL/6小鼠皮下接种小鼠淋巴瘤EL4细胞，建立荷EL4肿瘤的小鼠模型。

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When mice enter into the mouse collecting box through the channel, the mice can be trapped and killed together.

通过通道的老鼠进入收鼠箱后，可以集中捕杀。

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To produce these animals, researchers inject fertilized mice eggs with foreign genes, and then place them in the uterus of a female mouse.

VOA: special.2009.06.23

The best experimental model is the mouse, but infected mice may take two years to show signs and symptoms of prion diseases.

ECONOMIST: Mad cows

One involved an attack by an unfamiliar mouse and the other required the mice to swim on three consecutive days.

BBC: Genes may drive stressed-out drinkers

Tests with 45 different mice produced similar results, although each mouse had its distinct chanson.

ECONOMIST: Male mice sing when they scent the female of the species