Effect of pregabalin on apoptotic regulatory genes in hippocampus of rats with chronic temporal lobe epilepsy

Objective To observe the effect of pregabalin on the expression of Bcl⁃2 and Bax in hippocampus of chronic epileptic rats induced by pilocarpine, to explore the anti⁃epileptic pharmacology mechanism of pregabalin, and its anti ⁃ apoptotic effect on hippocampal neurons of rats. Methods The model of c...

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Main Authors: Yi⁃dan ZHANG, Shi⁃jing WU, Hua⁃ying TAO, Xiu⁃na ZHANG
Format: Article
Language:English
Published: Tianjin Huanhu Hospital 2012-04-01
Series:Chinese Journal of Contemporary Neurology and Neurosurgery
Subjects:
Online Access:http://www.cjcnn.org/index.php/cjcnn/article/view/147
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author Yi⁃dan ZHANG
Shi⁃jing WU
Hua⁃ying TAO
Xiu⁃na ZHANG
author_facet Yi⁃dan ZHANG
Shi⁃jing WU
Hua⁃ying TAO
Xiu⁃na ZHANG
author_sort Yi⁃dan ZHANG
collection DOAJ
description Objective To observe the effect of pregabalin on the expression of Bcl⁃2 and Bax in hippocampus of chronic epileptic rats induced by pilocarpine, to explore the anti⁃epileptic pharmacology mechanism of pregabalin, and its anti ⁃ apoptotic effect on hippocampal neurons of rats. Methods The model of chronic temporal lobe epileptic rats induced by lithium⁃pilocarpine was established, then the rats in pregabalin treatment group received intraperitoneal injection of pregabalin (40 mg/kg) once daily for three weeks. The expression of Bcl⁃2 and Bax in hippocampus of all rats was detected by immunohistochemical technique and Western blotting. Results Compared with normal saline group rats, the expression of Bcl⁃2 and Bax in hippocampus of rats with chronic temporal lobe epilepsy was significantly increased (P = 0.000, for all). Pregabalin can down⁃regulate the expression of Bax and up⁃regulate the expression of Bcl⁃2 in hippocampus of rats compared to model group rats (P = 0.000, for all). Conclusion Pregabalin may have the effects of inhibiting cell apoptosis and protecting neurons through lowing Bax level and increasing Bcl⁃2 level in hippocampus of chronic temporal lobe epileptic rats. DOI:10.3969/j.issn.1672⁃6731.2012.02.018
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spelling doaj.art-242c4fb8929744bc90b18c2a29b01f432022-12-22T02:52:31ZengTianjin Huanhu HospitalChinese Journal of Contemporary Neurology and Neurosurgery1672-67312012-04-01122184189146Effect of pregabalin on apoptotic regulatory genes in hippocampus of rats with chronic temporal lobe epilepsyYi⁃dan ZHANGShi⁃jing WUHua⁃ying TAOXiu⁃na ZHANGObjective To observe the effect of pregabalin on the expression of Bcl⁃2 and Bax in hippocampus of chronic epileptic rats induced by pilocarpine, to explore the anti⁃epileptic pharmacology mechanism of pregabalin, and its anti ⁃ apoptotic effect on hippocampal neurons of rats. Methods The model of chronic temporal lobe epileptic rats induced by lithium⁃pilocarpine was established, then the rats in pregabalin treatment group received intraperitoneal injection of pregabalin (40 mg/kg) once daily for three weeks. The expression of Bcl⁃2 and Bax in hippocampus of all rats was detected by immunohistochemical technique and Western blotting. Results Compared with normal saline group rats, the expression of Bcl⁃2 and Bax in hippocampus of rats with chronic temporal lobe epilepsy was significantly increased (P = 0.000, for all). Pregabalin can down⁃regulate the expression of Bax and up⁃regulate the expression of Bcl⁃2 in hippocampus of rats compared to model group rats (P = 0.000, for all). Conclusion Pregabalin may have the effects of inhibiting cell apoptosis and protecting neurons through lowing Bax level and increasing Bcl⁃2 level in hippocampus of chronic temporal lobe epileptic rats. DOI:10.3969/j.issn.1672⁃6731.2012.02.018http://www.cjcnn.org/index.php/cjcnn/article/view/147Epilepsy, temporal lobeApoptosisGenes, bcl⁃2bcl⁃2⁃associated X proteinAnticonvulsantsImmunohistochemistryBlotting, western
spellingShingle Yi⁃dan ZHANG
Shi⁃jing WU
Hua⁃ying TAO
Xiu⁃na ZHANG
Effect of pregabalin on apoptotic regulatory genes in hippocampus of rats with chronic temporal lobe epilepsy
Chinese Journal of Contemporary Neurology and Neurosurgery
Epilepsy, temporal lobe
Apoptosis
Genes, bcl⁃2
bcl⁃2⁃associated X protein
Anticonvulsants
Immunohistochemistry
Blotting, western
title Effect of pregabalin on apoptotic regulatory genes in hippocampus of rats with chronic temporal lobe epilepsy
title_full Effect of pregabalin on apoptotic regulatory genes in hippocampus of rats with chronic temporal lobe epilepsy
title_fullStr Effect of pregabalin on apoptotic regulatory genes in hippocampus of rats with chronic temporal lobe epilepsy
title_full_unstemmed Effect of pregabalin on apoptotic regulatory genes in hippocampus of rats with chronic temporal lobe epilepsy
title_short Effect of pregabalin on apoptotic regulatory genes in hippocampus of rats with chronic temporal lobe epilepsy
title_sort effect of pregabalin on apoptotic regulatory genes in hippocampus of rats with chronic temporal lobe epilepsy
topic Epilepsy, temporal lobe
Apoptosis
Genes, bcl⁃2
bcl⁃2⁃associated X protein
Anticonvulsants
Immunohistochemistry
Blotting, western
url http://www.cjcnn.org/index.php/cjcnn/article/view/147
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