《Chinese Journal of Rehabilitation Theory and Practice》 ›› 2017, Vol. 23 ›› Issue (3): 292-297.doi: 10.3969/j.issn.1006-9771.2017.03.009

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Distribution of Astrocytic Syntrophin in Hippocampus from Human Mesial Temporal Lobe Epilepsy

WANG Xiao-xuan1, SUN Zhen-rong2, WU Min1, SHI Zhong-fang1, YAN Xu1, XU Li-xin1, DONG Li-ping1, YANG Shao-hua3, YUAN Fang1   

  1. 1. Department of Pathophysiology, Beijing Neurosurgical Institute, Beijing Tiantan Hospital, Capital Medical University, Beijing 100050, China;
    2. Department of Neurosurgery, Beijing Tiantan Hospital, Capital Medical University, Beijing 100050, China;
    3. Department of Pharmacology and Neuroscience, University of North Texas Health Science Center, Fort Worth, Texas 76107, USA
  • Received:2016-12-21 Published:2017-03-05 Online:2017-03-31
  • Contact: Correspondence to YUAN Fang and SUN Zhen-rong. E-mail: florayuan@vip.sina.com (YUAN Fang), sunzr1961@163.com (SUN Zhen-rong)

Abstract: ObjectiveTo investigate the expression changes of astrocytic syntrophin in hippocampus from human mesial temporal lobe epilepsy (MTLE). MethodsFrom April, 2015 to July, 2016, 17 cases of hippocampus, collected from temporal lobectomy, were divided into MTLE group (n=13) and non-MTLE group (n=4) according to hematoxylin and eosin staining, glial fibrillary acidic protein and neuronal nuclei immunohistochemical staining. Immunofluorescence double labeling and immunofluorescence histochemistry were used to observe the expression of syntrophin. ResultsThe proliferation of astrocytes increased and neurons reduced in the hippocampus of MTLE group. Syntrophin was found in the membrane and foot processes of astrocyte, that was enriched along perivascular astrocyte end-feet domain in non-MTLE group, but lost in MTLE group. While the whole expression of syntrophin was more in MTLE group than in non-MTLE group (t=5.421, P<0.001). ConclusionThe distribution of syntrophin in hippocampus astrocytes may be related to the development of MTLE.

Key words: mesial temporal lobe epilepsy, hippocampus, astrocyte, syntrophin, dystrophin-associated glycoprotein complex

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