... L-Glutamate,MSG)是一种神经毒素,大鼠出生后2、4、6、8、 10天皮下给予MSG,可选择性地破坏下丘脑弓状核(arcuate nucleus,ARN),进而引起复杂的神经 一内分泌一免疫功能紊乱,其下丘脑一垂体一靶腺轴的功能异常尤其突出。
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目的:观察d -半乳糖衰老模型大鼠下丘脑弓状核超微结构的变化。
Objective: To observe the ultrastructural changes of arcuate nucleus in hypothalamus of D-gal aging rats.
在75只清醒麻痹大鼠身上,记录了下丘脑弓状核(arc)区的166个单位放电。
Discharge of 166 units of hypothalamic arcuate nucleus (arc) area was recorded extracellularly in 75 immobilized rats.
结论:提示下丘脑弓状核通过调节与骨代谢有关的激素参与全身骨骼生长发育的调控。
Conclusion: the hypothalamic arcuate nucleus participated in the regulation of the growth and development of skeleton in rats.
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