lncRNA NEAT1通过miR-377-3p/Wnt通路影响ox-LDL诱导的人血管平滑肌细胞增殖、侵袭迁移

R543.5; 目的 ·研究长链非编码RNA(long non-coding RNA,lncRNA)核旁斑组装转录本1(nuclear paraspeckle assembly transcript 1,NEAT1)通过微RNA-377-3p(microRNA-377-3p,miR-377-3p)调控Wnt通路对氧化低密度脂蛋白(oxidized low-density lipoprotein,ox-LDL)诱导人血管平滑肌细胞(human vascular smooth muscle cell,HVSMC)增殖、侵袭迁移的影响.方法 ·以100μg/mL的ox-LDL处理体外培养的HVSMC...

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Published in上海交通大学学报(医学版) Vol. 42; no. 11; pp. 1534 - 1541
Main Authors 袁咏梅, 程晓丹, 孙家安, 常东歌, 何莹莹, 刘畅
Format Journal Article
LanguageChinese
Published 郑州大学附属郑州中心医院急诊科,郑州 450007 28.11.2022
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ISSN1674-8115
DOI10.3969/j.issn.1674-8115.2022.11.003

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Abstract R543.5; 目的 ·研究长链非编码RNA(long non-coding RNA,lncRNA)核旁斑组装转录本1(nuclear paraspeckle assembly transcript 1,NEAT1)通过微RNA-377-3p(microRNA-377-3p,miR-377-3p)调控Wnt通路对氧化低密度脂蛋白(oxidized low-density lipoprotein,ox-LDL)诱导人血管平滑肌细胞(human vascular smooth muscle cell,HVSMC)增殖、侵袭迁移的影响.方法 ·以100μg/mL的ox-LDL处理体外培养的HVSMC.将HVSMC随机分为对照组、模型组、lncRNA NEAT1 siRNA组、miR-377-3p抑制组、转染+抑制组(转染NEAT1 siRNA和miR-377-3p抑制剂)、转染阴性对照组(NEAT1 siRNA阴性对照).除对照组外,其余各组以100μg/mL的ox-LDL诱导建立动脉粥样硬化细胞模型,分组转染处理后,通过细胞计数试剂盒8(cell counting kit-8,CCK-8)测定各组细胞活力;通过流式细胞实验测定各组细胞凋亡率;通过Transwell实验评测各组细胞迁移侵袭情况;通过免疫印迹实验评测各组细胞增值细胞标志蛋白[增殖细胞核抗原(proliferating cell nuclear antigen,PCNA)]及上皮-间充质转化(epithelial-mesenchymal transition,EMT)标志蛋白[E-cadherin、vimentin]的表达;通过qRT-PCR实验测定各组细胞NEAT1、miR-377-3p及无翅型MMTV整合位点家族成员5A(wingless-related MMTV integration site 5A,WNT5A)mRNA表达.结果 ·与对照组相比,模型组NEAT1 mRNA表达升高,miR-377-3p mRNA表达降低,细胞凋亡率降低,细胞活力、迁移侵袭细胞数升高,PCNA、vimentin蛋白表达蛋白升高,E-cadherin表达降低,WNT5A mRNA表达升高(均P=0.000).干扰NEAT1后,细胞凋亡率升高,细胞活力、迁移侵袭细胞数降低,PCNA、vimentin蛋白表达降低,E-cadherin蛋白表达升高,WNT5A mRNA表达
AbstractList R543.5; 目的 ·研究长链非编码RNA(long non-coding RNA,lncRNA)核旁斑组装转录本1(nuclear paraspeckle assembly transcript 1,NEAT1)通过微RNA-377-3p(microRNA-377-3p,miR-377-3p)调控Wnt通路对氧化低密度脂蛋白(oxidized low-density lipoprotein,ox-LDL)诱导人血管平滑肌细胞(human vascular smooth muscle cell,HVSMC)增殖、侵袭迁移的影响.方法 ·以100μg/mL的ox-LDL处理体外培养的HVSMC.将HVSMC随机分为对照组、模型组、lncRNA NEAT1 siRNA组、miR-377-3p抑制组、转染+抑制组(转染NEAT1 siRNA和miR-377-3p抑制剂)、转染阴性对照组(NEAT1 siRNA阴性对照).除对照组外,其余各组以100μg/mL的ox-LDL诱导建立动脉粥样硬化细胞模型,分组转染处理后,通过细胞计数试剂盒8(cell counting kit-8,CCK-8)测定各组细胞活力;通过流式细胞实验测定各组细胞凋亡率;通过Transwell实验评测各组细胞迁移侵袭情况;通过免疫印迹实验评测各组细胞增值细胞标志蛋白[增殖细胞核抗原(proliferating cell nuclear antigen,PCNA)]及上皮-间充质转化(epithelial-mesenchymal transition,EMT)标志蛋白[E-cadherin、vimentin]的表达;通过qRT-PCR实验测定各组细胞NEAT1、miR-377-3p及无翅型MMTV整合位点家族成员5A(wingless-related MMTV integration site 5A,WNT5A)mRNA表达.结果 ·与对照组相比,模型组NEAT1 mRNA表达升高,miR-377-3p mRNA表达降低,细胞凋亡率降低,细胞活力、迁移侵袭细胞数升高,PCNA、vimentin蛋白表达蛋白升高,E-cadherin表达降低,WNT5A mRNA表达升高(均P=0.000).干扰NEAT1后,细胞凋亡率升高,细胞活力、迁移侵袭细胞数降低,PCNA、vimentin蛋白表达降低,E-cadherin蛋白表达升高,WNT5A mRNA表达
Author 常东歌
袁咏梅
孙家安
程晓丹
刘畅
何莹莹
AuthorAffiliation 郑州大学附属郑州中心医院急诊科,郑州 450007
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Author_FL YUAN Yongmei
CHENG Xiaodan
CHANG Dongge
LIU Chang
SUN Jiaan
HE Yingying
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DocumentTitle_FL lncRNA NEAT1 affects the proliferation, invasion and migration of ox-LDL-induced human vascular smooth muscle cells through miR-377-3p/Wnt pathway
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Issue 11
Keywords 人血管平滑肌细胞
增殖
核旁斑组装转录本1
侵袭迁移
长链非编码RNA
微RNA-377-3p
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Title lncRNA NEAT1通过miR-377-3p/Wnt通路影响ox-LDL诱导的人血管平滑肌细胞增殖、侵袭迁移
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