补阳还五汤对AD大鼠β-APP及凋亡相关蛋白影响的实验研究
详细信息    本馆镜像全文|  推荐本文 |  |   获取CNKI官网全文
摘要
本研究以AD发病理论“β-淀粉样蛋白级联假说”、“细胞凋亡学说”为切入点,以Aβ代谢途径参与AD发病为基础,采用Aβ_(1-40)海马区注射诱发大鼠脑内神经元损伤,复制AD模型大鼠。以β-淀粉样蛋白沉积、神经元损伤病变和细胞凋亡为治疗靶点,利用Morris水迷宫和神经病理学方法观察AD大鼠行为学及脑组织形态学变化;免疫组织化学法检测大鼠海马区Aβ1-40、β-APP、bcl-2/bax与caspase-3蛋白表达。从行为学、分子水平,探讨补阳还五汤对Aβ诱导的AD大鼠的治疗效果及相关机制,为其临床应用提供实验依据。
     研究结果表明,补阳还五汤对Aβ_(1-40)所致AD模型大鼠学习记忆障碍具有明显改善作用;可显著地降低AD模型大鼠明显增高的海马Aβ沉积,改善Aβ所造成的神经元损害;可上调AD模型大鼠bcl-2的表达、bcl-2/bax的比率,下调bax、caspase-3的表达,抑制细胞凋亡。
     补阳还五汤可能通过上调bcl-2的表达、bcl-2/bax的比率,下调bax、caspase-3的表达,抑制细胞凋亡,干预β-APP生成与代谢,合理地调控Aβ过度沉积引起的神经元凋亡、线粒体损伤,有效地减轻Aβ毒性作用所致脑组织神经元损伤,从而改善学习记忆障碍,起到防治AD的作用。
Starting from the theories of AD,the hypothesis of cell apoptosis and the hypothesis ofβ-amyloid protein cascades,and based on the metabolic pathway of Aβthat participates in AD,this experiment employed Aβ_(1-40)to inject the Hippocampus to induce neuronal damage in brain and to copy the AD Rat Subject.By the curative target ofβ-amyloid protein deposition and neuronal damage pathological changes and cell apoptosis,we adopted Morris water maze and neuropathology to observe the changes of ethology and brain histomorphology of AD Rat;adopted immunohistochemical approach to detect the expression of Aβ_(1-40),β-APP,bcl-2,bax,caspase-3 in Hippocampus of rat. Then we would from the ethology and molecule levels study the therapeutic efficacy and amynology mechanism of Buyang Huanwu Decoction for AD rat induced by Aβto provide experimental data for clinical application.
     The results of the study indicated that Buyang Huanwu Decoction had greatly lessened the memorizing dificulties of AD Rat Subject brought about by Aβ;greatly lowered the highly increased Aβdeposition in Hippocampus and brain mantle;greatly lessened neuronal damage caused by Aβ;stepped up the expression of bcl-2 in Hippocampus of AD rat model;then could lower high expression of bax and caspase-3 in Hippocampus;finally stepped up bcl-2/bax'ratio,Repress cell apoptosis.
     Buyang Huanwu Decoction was likely to,by the regulation of stepping up the expression of bcl-2,of lowering the high expression of Bax and caspase-3 and of stepping up bcl-2/bax'ratio,restrain cell apoptosis,interfere with the generation and metabolism ofβ-APP and control appropriately the cell apoptosis and mitochondrion damage caused by over deposition of Aβ. Accordingly,the decoction lessened the brain neuronal damage effectively caused by Aβtoxic effects and naturally relieved the memorizing difficulties and prevented AD.
引文
[1]孙洪业,刘江波.老年性痴呆病因与临床表现[J].中外健康文摘,2008,5(1):175-176
    [2]陈生弟.神经变性性疾病[M].人民军医出版社,2002,307-319
    [3]Tabaton M,er al.Ultrastructural localization of β-amyoid,tau and ubiduitin epitopes in extracellular neurofibrillary tangles[J].Proe Natl Acad sci USA,1991,88:2098-2102
    [4]贾建平.临床痴呆病学[M].北京大学医学出版社,2008,172-174
    [5]张昱.吴江.苏牧.老年型阿尔茨海默病的病理与影像学对照研究[J].中华神经科杂志,2001,34(4):204
    [6]Bondareff E,Wischik CM,Novak M,et al.Sequestration of tau by granulovacuolar degeneration in Alzheimer' s disease[J].Am J Pathol,1991,139:641-647
    [7]Terry RD,et al.Some morphometric aspects of the brain in senile dementia of the Alzheimer type[J].Ann Neurol,1981,10:182-194
    [8]Hubbard BM,et al.Agerelated variations in the neuron content of the ceredral cortex in senile dementia ofAlzheimer type[J].Neuropathol APP1Neurodiol,1985,11:369-382
    [9]Ball MJ.Neuronal loss,neurofibrillary tangles and granulovacuolar degeneration in the hippocampuuus with ageig brain and senile dementia.Aquantitative study[J].Acta Neuropathol,1977,37:111-118
    [4]贾建平.临床痴呆病学[M].北京大学医学出版社,2008,172-174
    [10]Hasegawa M,Morishima K M,Takio K,et al.Protein sequence and mass spectrometric analyses of Tau in Alzheimer disease brain.J Biol Chem,1993,267:17045-17047
    [11]丁新生.老年性痴呆的病理、发病机制及其诊断研究[J].中国临床康复,2004,8(19):3885-3886
    [12]Cotman CW,Su JH.Mechanisms of neuronal death in Alzheimer' sdisease.Brain Pathol.1996,6(4):493
    [13]宋今丹,医学细胞生物学[M].人民卫生出版社,2005,4(3):308.
    [14]周琳,袁梦石,夏健等.何首乌制剂在Aβ致海马神经元凋亡中的Bax表达[J].中风与神经疾病杂志,2006,23(2):144-145
    [15]王芝兰,王荣田,冯涛等.益脑灵对老年性痴呆模型大鼠脑组织bCl-2、bax影响的研究[J].中医药信息.2006,23(2):60
    [16]李光武.Aβ 激活caspases引起老年性痴呆脑的神经元凋亡[J].解剖学研究,2001,23(4):315
    [17]盛树力.老年性痴呆及相关疾病[M].科学技术文献出版社,2006,4:214-219
    [18]马国诏,陈生弟.老年性痴呆发病机制的研究进展[J].临床内科杂志,2003,20(12):617-619
    [19]Loo DT,et al.Apoptosis is induced by β-amyloid in culture central nervous system nervous[J].Proc Natl Acad Sci,1993,90:7951-7955
    [20]高哲石,陈美娟.抗痴呆药物的历史与现状[J].国外医釣合成药生化约制刑分册,2001,22(1):15-17
    [21]王鲁宁.老年性痴呆的药物治疗进展[J].解放军保健医学杂志,1999,(4):11-12
    [22]Morris RGM,Garrud P,Rawlins JNP,et al.Place nevigation impaired in rats with hippocampal lesions.Nature,1982,297:681-683
    [23]Bohme GA,Bon C,Stutzman JM,et al.Possible involvement of nitric oxide in longterm potentiation.Eur J Pharmacol,1991,199(2):379-384
    [24]Mucke L,Masliah E,Yu GQ,et al.High-level neuroal expression of abeta 1-42 in wild-type human amyloid protein precursor transgentic mice:synaptotoxicity without plaque formation.Neurosci,2000,20:4050-4058
    [25]Glantz LA,AustinMC,LewisDA.Normal cellular levels of synaptophysin mRNA expression in the prefrontal cortex of subjects with schizophrenia.Biol Psychiatry,2000,48(5)389-397
    [26]Thonberry NA,LazebikY.Caspase:enemies within.Science.1998,281(5381):1312-1316
    [27]王进,邱幸凡.中医学脑生理功能探讨[J].湖北中医学院学报,2003,5(1):15
    [28]何华.补肾活血化痰法治疗老年性痴呆初探[J].实用中西医结合杂志,1997,10(13):1279
    [29]王平.中医五神脏理论与老年痴呆发病机制探讨[J].中国中医基础医学杂志,1999,5(1):10-12
    [30]刘燕池等.脑与脾肾病机相关理论的探讨[J].中国中医基础医学杂志,1999,5(11):5-11
    [31]谢海洲.中医脑髓学说及临床应用[J].山西中医,1991,7(4):46-49
    [32]蔡春华.加味左归丸治疗肝肾阴虚型老年痴呆 31 例[J].江苏中医,1994,15(11):9-10
    [33]田金川.中医老年病学[M].天津科学技术出版社,1997:55-56
    [34]何绍奇.现代中医内科学[M].中国医药科技出版社,1991:497-501
    [35]阎孝诚.实用中医脑病学[M].学苑出版社,1993:242-251
    [36]王永炎.老年性痴呆辨治[J].中国医药学报,1994,9(2):113
    [37]王凌,党晓静,汶医宁.老年性痴呆的中医辨证分型及治疗[J].陕西中医,2002,22(8):717
    [38]王联庆.老年性痴呆的中医分型辨证[J].现代康复,2000,4(8):1274
    [39]王昌俊.益智灵为主治疗老年痴呆[J].中国医药学报,1993,8(8):33-34
    [40]王昌俊.益智灵的益智健脑作用的研究[J].中成药,1993,15(6):28-29
    [41]胡九东.补肾泻浊汤治疗老年性痴呆[J].光明中医,1999,14(3):39-40
    [42]郭苏云.补肾益脑为主治疗老年性痴[J]云南中医学院学报2003,(1):26-27
    [43]赵伟康.调心方对杏仁核注射Aβ大鼠记忆行为和胆碱能系统作用的研究[J].现代康复,2001,5(5):48-50
    [44]赵伟康.调理心肾中药对大鼠痴呆模型的胆碱能和肾上腺素能神经系统的影响[J].中国中西医结合杂志,1993:13(特集):20-23.
    [45]林长兴.调补心肾改善老年性痴呆智力的临床研究[J].上海中医药杂志,1995,(9):8-10
    [46]原敬二朗.痴呆症和东洋医学[J].日本医事新报,1991,46:3514-3516
    [47]陈焕松.化淤醒脑汤治疗老年性痴呆58例[J].中华实用中西医杂志,2003,(6):332-335
    [48]张觉人.痴呆从痰论治[J].上海中医药杂志,1995,29(3):20
    [49]何峰,史洪润,李振.针刺治疗血管性痴呆的技术方法及其作用机制[J].中国临床康复,2005,9(28):160-162
    [50]黄泳,赖新生.针灸治疗血管性痴呆的临床和实验研究概况[J].深圳中西医结合杂志,2005;15(4):17-19
    [51]邓常青,贺福元,唐映红等.补阳还五汤及其有效部位组方对沙鼠脑缺血再灌注后海马CA1区超微结构的影响[J].中药药理与临床,2000,16(3):7-9
    [52]刘志龙,宋含平,邓常青等.补阳还五汤对沙鼠脑缺血损伤细胞凋亡的影响及机制研究[J].广州中医药大学学报,2000,17(4):318-322
    [53]佟丽,曲宏达,陈育尧等.补阳还五汤对大鼠脑皮层神经元生长的影响[J].第一军医大学学报,2002,22(8):711-712
    [54]曲宏达,佟丽,沈剑刚等.补阳还五汤对体外培养的大鼠皮层神经元缺氧凋亡的影响[J]。第一军医大学学报,2002,22(1):35-38
    [55]毛小平,陈秀芳,张玲等.补阳还五汤提取物对脑缺血再灌流后 氧化氮台酶活性的影响[J].卒中与神经疾病,2001,8(20):301-302
    [56]郭平,王浩,王晶.补阳还五汤对脑缺血再灌注大鼠脑组织NO和NOS作用的研究[J].中国实验方剂学杂志,2001,7(5):47-48
    [57]刘志龙,宋含平,邓常青等.补阳还五汤对沙土鼠脑缺血后迟发性神纤元坏死脑组织一氧化氮的影响[J].中国中西医结合急救杂志,2000,7(5):295-296
    [58]刘志龙,邓常青,葛金文等.补阳还五汤对兔脑缺血再灌注损伤TXA2/PGI2、环核苷酸及钙的影响[J].中药药理与临床,1996,12(4):5-7
    [59]邓常青,刘志龙,葛金文等.补阳还五汤抗脑缺血再灌注损伤作用机制的研究[J].中国中医基础医学杂志,1998,4(8):32-35
    [60]邓常青,王沙燕,王敏等.补阳还五汤及其有效部位组方对沙土鼠脑缺血后反应性星形胶质细胞活化的影响[J].湖南中医学院学报,2001,21(4):5-8
    [61]邓常青,邓奕晖.向华林等.补阳还五汤及其有效部位对沙鼠脑缺血后DND脑能量代谢、NO和NOS的影响[J].中药药理与临床,1999,15(5):3-6
    [62]王晓霞.补阳还五汤对急性缺血性脑血管病血液流变学部分指标的影响[J].山东中医杂志,1998,17(6):255
    [63]刘志龙,宋含平,邓常青等.补阳还五汤对沙土鼠脑缺血损伤能量代谢的影响[J].中国中西医结合急救杂志,2001,8(1):36-37
    [64]徐瑶,卞国武,杨解人.补阳还五汤对大鼠脑缺血损伤的保护作用[J].现代中西医结合杂志,2000,9(11):983-985
    [65]邓常青,贺福元,唐映红等.补阳还五汤及其有效部位组方对沙鼠脑缺血再灌注后海马CA1区超微结构的影响[J].中药药理与临床,2000,16(3):7-9
    [66]邓常青,王敏,唐映红等.补阳还五汤及其有效部位组方对沙七鼠脑缺血再灌注后海马 CA1 区神经元损伤的影响[J].中国中医基础医学杂志,2001,7(11):38-41
    [67]杨傲然,田昕,范吉平.线粒体与老年性痴呆的关系探讨[J].中华中医药学刊,2007,25(5):925
    [68]周琳,袁梦石,夏健,等.何首乌制剂在Aβ致海马神经元凋亡中的BAX表达[J].中风与神经疾病杂志,2006,2(23):145
    [69]段富津.方剂学[M].上海科学技术出版社,2001,4,(8):199
    [70]温长路.医林改错识要[M].中医古籍出版社,2002,7(1):113
    [71]何小华,李承晏,余绍祖.黄芪的抗神经细胞缺氧损伤作用[J].中华神经科杂志,1998,31(4):204-205
    [72]谢彦英,脑卒中患者加用“补阳还五汤”辨证施治的效果[J].中国临床康复,2003,7(25):3533
    [73]雷载权.中药学[M]。第5版.上海科学技术出版社,1995,92-201
    [74]王敏,邓常青.补阳还五汤抗脑缺血作用的研究概况与展望[J].湖南中医学院学报,2000,20(4):71-72
    [75]蒋圣娟,孙振令,张红雨。阿尔茨海默氏症分子病理学及治疗方法的研究进展[J].山东理工大学学报(自然科学版),2003,1(17):97

© 2004-2018 中国地质图书馆版权所有 京ICP备05064691号 京公网安备11010802017129号

地址:北京市海淀区学院路29号 邮编:100083

电话:办公室:(+86 10)66554848;文献借阅、咨询服务、科技查新:66554700