目的：研究慢性脑缺血时脑食欲素受体- 1 (OX1R)的表达及其随缺血时间的变化。

AIM: to study the orexin-1 receptor (OX1R) expression in chronic ischemic brain tissue of rats and the change following the ischemic process.

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实验研究的小鼠缺乏瘦素与脑内的瘦素受体，瘦素是一种参与机体许多生理功能的激素，包括调节食欲和新陈代谢。

The mice in the study lacked leptin and receptors in the brain for leptin, a hormone that is involved with many bodily functions, including regulating appetite and metabolism.

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