原文

润色后

注

Healthy adult female Wistar rats (280-300 g body weight, Charles River, USA) were maintained in a temperature-controlled vivarium on a 12:12 h light:dark cycle with food and tap water freely available.

Healthy, adult, female, Wistar rats (280–300 g body weight, Charles River, USA) were maintained in a temperature-controlled room with a 12:12 hour light:dark cycle. The rats were provided free access to food and water.

自由进食进水

All behavioral analyses were performed by individuals who were blinded with respect to treatment.

Individuals, who were blinded with respect to treatment, performed all behavioral analyses.

句子结构作了修改

The rats were rated on a scale of 0 to 21, 0 being no function and 21 being normal. If the animal stopped moving for a minute, it was placed again in the center of the open field; otherwise it was left undisturbed for the duration of the 5-minute test period.

The rats were rated on a scale of 0 to 21, 0 representing no function and 21 representing normal function. If the rat stopped moving for 1 minute, it was placed again in the center of the open field. Otherwise, the rat was left undisturbed for the duration of the 5-minute test period.

表达方式

冠词和数量词的区别