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孕产妇的高血糖血症增加了新生小鼠的发作易感性

A V Yakovlev¹, E Kurmashova¹, E Gataulina¹

¹Department of Human and Animal Physiology, Institute of Fundamental Medicine and Biology, Kazan Federal University, Kremlevskaya str 18, Kazan 420008, Russia.

|July 19, 2023

概括

在大鼠中,产前暴露于高水平的同类氨酸 (hHCy) 会增加发作的易感性和严重性. 这与大脑中激发/抑制平衡的改变有关,这可能解释了与hHCy相关的风险.

科学领域:

神经科学是一个神经科学.
发育神经科学的发展神经科学.
的研究研究.

背景情况:

新生儿发作可能导致长期的神经损伤.
高水平的同类氨酸 (hHCy) 与有关.
产前hHCy对新生儿发作易感性的影响尚不清楚.

研究的目的:

为了研究产前高血糖血症 (hHCy) 对新生小鼠发作易感性的影响.
分析潜在的神经生理机制,包括刺激/抑制平衡和GABAergic功能.

主要方法:

产前hHCy是通过母亲的高氨酸饮食引起的.
通过在幼 (产后1至3周) 中使用flurothyl诱导的发作来评估发作易感性.
海马电生理学用于记录神经元活动和分析GABAergic功能.

主要成果:

hHCy大鼠表现出增加的发作严重程度和更短的潜伏时间.
电生理学揭示了hHCy大鼠中较高的神经元活动和增强的类似发作的事件.
观察到谷氨酸/GABA比率的增加和GABA逆转潜力的改变,表明向激发的转变.

结论:

在大鼠中,产前hHCy增加了新生儿发作易感性.
这种增加的易感性与大脑激发/抑制平衡向激发的转变有关.
这些发现支持hHCy与风险增加之间的临床关联.

关键词:

是一种病.激发/抑制平衡的平衡.GABA的驱动力是GABA的驱动力.同类半氨酸同类半氨酸.没有成熟的老鼠.在海马体内,海马体

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