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ID:33167734
大小:4.39 MB
页数:42页
时间:2019-02-21
《sirna沉默parg基因表达对小鼠结肠癌ct26细胞肝转移影响》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、重庆医科大学硕士学位论文siRNA沉默PARG基因表达对小鼠结肠癌CT26细胞肝转移影响姓名:杨怡申请学位级别:硕士专业:病理学与病理生理学指导教师:王娅兰201205重庆医科大学硕士研宄生学位论文siRNA沉默PARG基因表达对小鼠结肠癌CT26细胞肝转移影响摘要目的探讨利用RNA干扰技术沉默PARG基因的表达对小鼠结肠癌CT26细胞肝转移的影响。方法采用侵袭试验和细胞.基质黏附实验,观察PARG基因沉默前后CT26细胞侵袭及基质粘附能力的改变;通过脾脏包膜下注射细胞悬液的方式构建BALB/C小鼠肝转移模型,比较各组脾
2、脏移植瘤、肝脏转移瘤结节及荷瘤小鼠生存期变化;采用W.estemblot检测PARG、P触心、NF-1cB、m鳓.pl、脚·9和舢一2在CT26细胞及脾脏移植瘤组织中的表达,并用明胶酶谱法分析肿瘤细胞培养上清液中MMP.9和MMP.2活性。结果1.侵袭试验和细胞.基质黏附实验结果显示,与对照组相比,P√6啪基因沉默后CT26细胞穿过微孔膜的数量明显减少(P3、均有不同程度的缩小(P4、√d岫、m.1(B、ne孕h卜pl、MMP-9和M旧-2的蛋白表达量明显低于对照组(尸5、庆医科大学硕士研宄生学位论文EFFECTOFPARGGENESILENCEDVIARNAINTERFERENCEoNLIVERMETASTASISOFCOLORECTALCARCINOMACT26CELLINMICEABSTRACTObjeCtiVe:,nlestudyw郁toiIlVestigatethee&CtofPoly(ADP—ribose)glyco坶击olaSe①讯G)genesilencedVia对叮A硫emrenCeonlivermetastasiSofCT26celll硫ill而ce.Me‰ds:Com6、paredthenli伊ationandmaSionabilitiesofPARGge∞silenCedCT26cells、7I,ithu11仃anSfectedCT26cellsbycenin、髑ion勰say锄dcell—ma仃ixadhesion懿say.MetaSt硒ismodelSofBALB/CmicewereestablishedbyirItraLspleIlicmoculationofuntransf.ectedCT26cells,CT26ceH臼ransf.ectedwichemp哆Vector甜1dC7、T26ceU仃娜佗ctedwithP触婚一shRNArespectively.Thechangesofsplenictr黜pla础ltiontunlors,liverm她taSesandsun,iValtime、粑reobserved.TheexpressiollsofPARGP_dd叉P'NF-lCB,缸e伊m—p1,MMP一9andMMP-2iIlvitro锄diIlvivowereme嬲uredbyW.estemblotanalysiS.111ee圩ectof雕恨GonactivitiesofMMP-9andMN口8、-2iIlVarious掣oupssuperm船ntweredetectedbyzymo伊aphy.Results:1.TheresultsofcellmaSion懿sayandcell-ma仃ixadhesionassayshowedthatPARGsilencingleadtosignificantrIeduct
3、均有不同程度的缩小(P4、√d岫、m.1(B、ne孕h卜pl、MMP-9和M旧-2的蛋白表达量明显低于对照组(尸5、庆医科大学硕士研宄生学位论文EFFECTOFPARGGENESILENCEDVIARNAINTERFERENCEoNLIVERMETASTASISOFCOLORECTALCARCINOMACT26CELLINMICEABSTRACTObjeCtiVe:,nlestudyw郁toiIlVestigatethee&CtofPoly(ADP—ribose)glyco坶击olaSe①讯G)genesilencedVia对叮A硫emrenCeonlivermetastasiSofCT26celll硫ill而ce.Me‰ds:Com6、paredthenli伊ationandmaSionabilitiesofPARGge∞silenCedCT26cells、7I,ithu11仃anSfectedCT26cellsbycenin、髑ion勰say锄dcell—ma仃ixadhesion懿say.MetaSt硒ismodelSofBALB/CmicewereestablishedbyirItraLspleIlicmoculationofuntransf.ectedCT26cells,CT26ceH臼ransf.ectedwichemp哆Vector甜1dC7、T26ceU仃娜佗ctedwithP触婚一shRNArespectively.Thechangesofsplenictr黜pla础ltiontunlors,liverm她taSesandsun,iValtime、粑reobserved.TheexpressiollsofPARGP_dd叉P'NF-lCB,缸e伊m—p1,MMP一9andMMP-2iIlvitro锄diIlvivowereme嬲uredbyW.estemblotanalysiS.111ee圩ectof雕恨GonactivitiesofMMP-9andMN口8、-2iIlVarious掣oupssuperm船ntweredetectedbyzymo伊aphy.Results:1.TheresultsofcellmaSion懿sayandcell-ma仃ixadhesionassayshowedthatPARGsilencingleadtosignificantrIeduct
4、√d岫、m.1(B、ne孕h卜pl、MMP-9和M旧-2的蛋白表达量明显低于对照组(尸5、庆医科大学硕士研宄生学位论文EFFECTOFPARGGENESILENCEDVIARNAINTERFERENCEoNLIVERMETASTASISOFCOLORECTALCARCINOMACT26CELLINMICEABSTRACTObjeCtiVe:,nlestudyw郁toiIlVestigatethee&CtofPoly(ADP—ribose)glyco坶击olaSe①讯G)genesilencedVia对叮A硫emrenCeonlivermetastasiSofCT26celll硫ill而ce.Me‰ds:Com6、paredthenli伊ationandmaSionabilitiesofPARGge∞silenCedCT26cells、7I,ithu11仃anSfectedCT26cellsbycenin、髑ion勰say锄dcell—ma仃ixadhesion懿say.MetaSt硒ismodelSofBALB/CmicewereestablishedbyirItraLspleIlicmoculationofuntransf.ectedCT26cells,CT26ceH臼ransf.ectedwichemp哆Vector甜1dC7、T26ceU仃娜佗ctedwithP触婚一shRNArespectively.Thechangesofsplenictr黜pla础ltiontunlors,liverm她taSesandsun,iValtime、粑reobserved.TheexpressiollsofPARGP_dd叉P'NF-lCB,缸e伊m—p1,MMP一9andMMP-2iIlvitro锄diIlvivowereme嬲uredbyW.estemblotanalysiS.111ee圩ectof雕恨GonactivitiesofMMP-9andMN口8、-2iIlVarious掣oupssuperm船ntweredetectedbyzymo伊aphy.Results:1.TheresultsofcellmaSion懿sayandcell-ma仃ixadhesionassayshowedthatPARGsilencingleadtosignificantrIeduct
5、庆医科大学硕士研宄生学位论文EFFECTOFPARGGENESILENCEDVIARNAINTERFERENCEoNLIVERMETASTASISOFCOLORECTALCARCINOMACT26CELLINMICEABSTRACTObjeCtiVe:,nlestudyw郁toiIlVestigatethee&CtofPoly(ADP—ribose)glyco坶击olaSe①讯G)genesilencedVia对叮A硫emrenCeonlivermetastasiSofCT26celll硫ill而ce.Me‰ds:Com
6、paredthenli伊ationandmaSionabilitiesofPARGge∞silenCedCT26cells、7I,ithu11仃anSfectedCT26cellsbycenin、髑ion勰say锄dcell—ma仃ixadhesion懿say.MetaSt硒ismodelSofBALB/CmicewereestablishedbyirItraLspleIlicmoculationofuntransf.ectedCT26cells,CT26ceH臼ransf.ectedwichemp哆Vector甜1dC
7、T26ceU仃娜佗ctedwithP触婚一shRNArespectively.Thechangesofsplenictr黜pla础ltiontunlors,liverm她taSesandsun,iValtime、粑reobserved.TheexpressiollsofPARGP_dd叉P'NF-lCB,缸e伊m—p1,MMP一9andMMP-2iIlvitro锄diIlvivowereme嬲uredbyW.estemblotanalysiS.111ee圩ectof雕恨GonactivitiesofMMP-9andMN口
8、-2iIlVarious掣oupssuperm船ntweredetectedbyzymo伊aphy.Results:1.TheresultsofcellmaSion懿sayandcell-ma仃ixadhesionassayshowedthatPARGsilencingleadtosignificantrIeduct
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