A novel animal model of spontaneous epilepsy: Cdk5 knockout in pericyte-specific mice.

IF 4.2 3区 医学 Q2 NEUROSCIENCES
Frontiers in Cellular Neuroscience Pub Date : 2024-10-16 eCollection Date: 2024-01-01 DOI:10.3389/fncel.2024.1474231
Lin Lin, Xiaofei Hu, Weijun Hong, Tengwei Pan, Zhiren Wang, En Wang, Gang Wu
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引用次数: 0

Abstract

Changes in neurovascular unit components and their interactions play a crucial role in epileptogenesis and the pathological process of epilepsy. Currently, there is a lack of animal models that can accurately reflect the etiological impact of cerebrovascular lesions on epilepsy. In this study, we constructed cyclin-dependent kinase 5 conditional knockout mice in Cspg4 (pericyte marker)-positive cells using the Cre-LoxP system. The results revealed that this strain of mice exhibited significant seizure behaviors and epileptiform brain waves, loss of hippocampal and amygdala neurons, astrogliosis, decreased pericyte coverage, and reduced AQP4 polar distribution. Herein, we have developed a novel mouse model of spontaneous epilepsy, providing a critical animal model for studying the involvement of neurovascular unit factors in the development and progression of epilepsy.

自发性癫痫的新型动物模型:在周细胞特异性小鼠中敲除 Cdk5。
神经血管单元成分的变化及其相互作用在癫痫发生和病理过程中起着至关重要的作用。目前,还缺乏能准确反映脑血管病变对癫痫病因学影响的动物模型。在本研究中,我们利用 Cre-LoxP 系统构建了 Cspg4(周细胞标志物)阳性细胞中的细胞周期蛋白依赖性激酶 5 条件性基因敲除小鼠。结果表明,该品系小鼠表现出明显的癫痫发作行为和癫痫样脑电波、海马和杏仁核神经元缺失、星形胶质细胞增多、周细胞覆盖率降低和AQP4极性分布减少。在此,我们建立了一种新型的自发性癫痫小鼠模型,为研究神经血管单元因子参与癫痫的发生和发展提供了一个重要的动物模型。
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来源期刊
CiteScore
7.90
自引率
3.80%
发文量
627
审稿时长
6-12 weeks
期刊介绍: Frontiers in Cellular Neuroscience is a leading journal in its field, publishing rigorously peer-reviewed research that advances our understanding of the cellular mechanisms underlying cell function in the nervous system across all species. Specialty Chief Editors Egidio D‘Angelo at the University of Pavia and Christian Hansel at the University of Chicago are supported by an outstanding Editorial Board of international researchers. This multidisciplinary open-access journal is at the forefront of disseminating and communicating scientific knowledge and impactful discoveries to researchers, academics, clinicians and the public worldwide.
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