目的：探讨外源性褪黑素对下丘脑垂体肾上腺轴及免疫功能受抑状态的影响。

Objective: to investigate the effects of exogenous melatonin on Hypothalamus-Pituitary-Adrenal (HPA) axis and immune function which inhibited by exogenous corticosterone.

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结论：外源性褪黑素可改善皮质酮诱导的大鼠hpa轴及免疫功能受抑状态。

Conclusion: exogenous melatonin can improve the inhibited state of HPA axis and immune function which induced by exogenous corticosterone of rat model.

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目的探讨外源性褪黑素(MLT)对在体大鼠心肌急性缺血再灌注损伤的保护作用。

Aim to investigate the protective effects of MLT (melatonin) on acute ischemia-reperfusion induced myocardium damage in rats in vivo.

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