激活蛋白-1调控转化生长因子β1诱导的人肺成纤维细胞I型胶原分泌

目的:探讨核转录因子激活蛋白-1(activator protein-1,AP-1)在转化生长因子B1(transfor-ming growth factor-β1,TGF-β1)诱导人肺成纤维细胞I型胶原分泌中的作用。方法:以人肺成纤维细胞HLF-02细胞系为研究对象,给予10μg/L的TGF-β1刺激,于不同时间点收集细胞,采用RT-PCR和Wester blot检测细胞I型胶原转录和分泌;阻断实验中选用AP-1抑制剂姜黄素为阻断剂,凝胶阻滞实验(electrophoretic mobility shift assay,EMSA)检测细胞内AP-1的DNA结合活性变化,同时Western印...

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Veröffentlicht in:Zhong nan da xue xue bao. Journal of Central South University. Yi xue ban 2007, Vol.32 (5), p.776-781
1. Verfasser: 胡永斌 曾庆富(已故) 冯德云 李翔 彭劲武
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container_title Zhong nan da xue xue bao. Journal of Central South University. Yi xue ban
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creator 胡永斌 曾庆富(已故) 冯德云 李翔 彭劲武
description 目的:探讨核转录因子激活蛋白-1(activator protein-1,AP-1)在转化生长因子B1(transfor-ming growth factor-β1,TGF-β1)诱导人肺成纤维细胞I型胶原分泌中的作用。方法:以人肺成纤维细胞HLF-02细胞系为研究对象,给予10μg/L的TGF-β1刺激,于不同时间点收集细胞,采用RT-PCR和Wester blot检测细胞I型胶原转录和分泌;阻断实验中选用AP-1抑制剂姜黄素为阻断剂,凝胶阻滞实验(electrophoretic mobility shift assay,EMSA)检测细胞内AP-1的DNA结合活性变化,同时Western印迹检测I型胶原分泌变化。结果:TGF-β1能诱导HLF-02细胞I型胶原mRNA的转录和分泌(P〈0.05);TGF-β1能提高HLF-02细胞AP-1的DNA结合活力(P〈0.05);姜黄素能明显抑制TGF-β1诱导的HLF-02细胞AP-1的DNA结合活力,抑制率分别为17.1%,17.6%,24.2%,31.3%(P〈0.05);同时,姜黄素能明显抑制TGF-β1诱导的HLF-02细胞I型胶原的分泌,抑制率分别为62.1%,58.8%,62.1%,59.6%(P〈0.05)。结论:核转录因子AP-1参与TGF-β1刺激的HLF-02细胞I型胶原的分泌调控。
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Yi xue ban</title><addtitle>Journal of Central South University (Medical Sciences) Journal of Central South University (Medical Sciences)</addtitle><description>目的:探讨核转录因子激活蛋白-1(activator protein-1,AP-1)在转化生长因子B1(transfor-ming growth factor-β1,TGF-β1)诱导人肺成纤维细胞I型胶原分泌中的作用。方法:以人肺成纤维细胞HLF-02细胞系为研究对象,给予10μg/L的TGF-β1刺激,于不同时间点收集细胞,采用RT-PCR和Wester blot检测细胞I型胶原转录和分泌;阻断实验中选用AP-1抑制剂姜黄素为阻断剂,凝胶阻滞实验(electrophoretic mobility shift assay,EMSA)检测细胞内AP-1的DNA结合活性变化,同时Western印迹检测I型胶原分泌变化。结果:TGF-β1能诱导HLF-02细胞I型胶原mRNA的转录和分泌(P〈0.05);TGF-β1能提高HLF-02细胞AP-1的DNA结合活力(P〈0.05);姜黄素能明显抑制TGF-β1诱导的HLF-02细胞AP-1的DNA结合活力,抑制率分别为17.1%,17.6%,24.2%,31.3%(P〈0.05);同时,姜黄素能明显抑制TGF-β1诱导的HLF-02细胞I型胶原的分泌,抑制率分别为62.1%,58.8%,62.1%,59.6%(P〈0.05)。结论:核转录因子AP-1参与TGF-β1刺激的HLF-02细胞I型胶原的分泌调控。</description><subject>I型胶原</subject><subject>激活蛋白</subject><subject>肺成纤维细胞</subject><subject>转化生长因子β1</subject><issn>1672-7347</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2007</creationdate><recordtype>article</recordtype><recordid>eNo9kE9LAkEAxedQkJhfIoJOu83s7MzsdAvpjyB0ETrKOrujq7JSS1S3yBBBEQ8VlKAdgi6F_ZEOmvgN-hTtn75FG0an93j8eA8eAKsIqhhraL2sOp7nbiDKNIVhnakahEyFRIUILoDEf74EUp7nFCDknGNqsATYD2ZnwWgS9VrhzVRB0XM96DxE00e_fR1eDr6vZn7vzn_qfr6iaPjiDz_C24uv8Tg6HwfNbji-DyejcNKI6v2M329F9Xe_M_CbjeCtvQwWpVn17NSfJkFueyuX3lWyezuZ9GZWEYRDReKCSTihmFIqNVtKS8SOWQbFnEgipDAE1Lmh28SyEBbQNm3dQIYwLcoEhzgJ1ua1x6YrTbeYL9eODt14MF9yTyvWye8PkMQvxOTKnBSlmls8cGK2YIqKdKp2XiNcY3pc9wNW2X8q</recordid><startdate>2007</startdate><enddate>2007</enddate><creator>胡永斌 曾庆富(已故) 冯德云 李翔 彭劲武</creator><general>中南大学基础医学院病理学系,长沙,410013</general><scope>2RA</scope><scope>92L</scope><scope>CQIGP</scope><scope>W91</scope><scope>~WA</scope><scope>2B.</scope><scope>4A8</scope><scope>92I</scope><scope>93N</scope><scope>PSX</scope><scope>TCJ</scope></search><sort><creationdate>2007</creationdate><title>激活蛋白-1调控转化生长因子β1诱导的人肺成纤维细胞I型胶原分泌</title><author>胡永斌 曾庆富(已故) 冯德云 李翔 彭劲武</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c590-f3ba59563666f2effdc6667d86395f5cfc8c04984e5dd13c0eae4818cad67c903</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>chi</language><creationdate>2007</creationdate><topic>I型胶原</topic><topic>激活蛋白</topic><topic>肺成纤维细胞</topic><topic>转化生长因子β1</topic><toplevel>online_resources</toplevel><creatorcontrib>胡永斌 曾庆富(已故) 冯德云 李翔 彭劲武</creatorcontrib><collection>中文科技期刊数据库</collection><collection>中文科技期刊数据库-CALIS站点</collection><collection>中文科技期刊数据库-7.0平台</collection><collection>中文科技期刊数据库-医药卫生</collection><collection>中文科技期刊数据库- 镜像站点</collection><collection>Wanfang Data Journals - Hong Kong</collection><collection>WANFANG Data Centre</collection><collection>Wanfang Data Journals</collection><collection>万方数据期刊 - 香港版</collection><collection>China Online Journals (COJ)</collection><collection>China Online Journals (COJ)</collection><jtitle>Zhong nan da xue xue bao. Journal of Central South University. Yi xue ban</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>胡永斌 曾庆富(已故) 冯德云 李翔 彭劲武</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>激活蛋白-1调控转化生长因子β1诱导的人肺成纤维细胞I型胶原分泌</atitle><jtitle>Zhong nan da xue xue bao. Journal of Central South University. Yi xue ban</jtitle><addtitle>Journal of Central South University (Medical Sciences) Journal of Central South University (Medical Sciences)</addtitle><date>2007</date><risdate>2007</risdate><volume>32</volume><issue>5</issue><spage>776</spage><epage>781</epage><pages>776-781</pages><issn>1672-7347</issn><abstract>目的:探讨核转录因子激活蛋白-1(activator protein-1,AP-1)在转化生长因子B1(transfor-ming growth factor-β1,TGF-β1)诱导人肺成纤维细胞I型胶原分泌中的作用。方法:以人肺成纤维细胞HLF-02细胞系为研究对象,给予10μg/L的TGF-β1刺激,于不同时间点收集细胞,采用RT-PCR和Wester blot检测细胞I型胶原转录和分泌;阻断实验中选用AP-1抑制剂姜黄素为阻断剂,凝胶阻滞实验(electrophoretic mobility shift assay,EMSA)检测细胞内AP-1的DNA结合活性变化,同时Western印迹检测I型胶原分泌变化。结果:TGF-β1能诱导HLF-02细胞I型胶原mRNA的转录和分泌(P〈0.05);TGF-β1能提高HLF-02细胞AP-1的DNA结合活力(P〈0.05);姜黄素能明显抑制TGF-β1诱导的HLF-02细胞AP-1的DNA结合活力,抑制率分别为17.1%,17.6%,24.2%,31.3%(P〈0.05);同时,姜黄素能明显抑制TGF-β1诱导的HLF-02细胞I型胶原的分泌,抑制率分别为62.1%,58.8%,62.1%,59.6%(P〈0.05)。结论:核转录因子AP-1参与TGF-β1刺激的HLF-02细胞I型胶原的分泌调控。</abstract><pub>中南大学基础医学院病理学系,长沙,410013</pub><doi>10.3321/j.issn:1672-7347.2007.05.010</doi><tpages>6</tpages></addata></record>
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subjects I型胶原
激活蛋白
肺成纤维细胞
转化生长因子β1
title 激活蛋白-1调控转化生长因子β1诱导的人肺成纤维细胞I型胶原分泌
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