Sci Rep:测序分析确定牙周炎进展新的调控因子

2017-11-04 MedSci MedSci原创

据保守估计,一半以上的成年人患有牙周炎,代表了一个重大的公共卫生问题。此前,我们从牙周炎患者中分离出牙龈成纤维细胞(GFs)的一个子集,称为牙周炎相关成纤维细胞(PAFs),具有高度降解胶原的能力。为了阐明其分子特征,我们从健康和牙周炎位点的牙龈组织中采集GFs,通过CAGE-seq分析并与FANTOM5图谱整合。结果显示,与来自其他器官位点的成纤维细胞相比,来自健康牙龈组织的GFs显示出独特的C

据保守估计,一半以上的成年人患有牙周炎,代表了一个重大的公共卫生问题。此前,我们从牙周炎患者中分离出牙龈成纤维细胞(GFs)的一个子集,称为牙周炎相关成纤维细胞(PAFs),具有高度降解胶原的能力。

为了阐明其分子特征,我们从健康和牙周炎位点的牙龈组织中采集GFs,通过CAGE-seq分析并与FANTOM5图谱整合。

结果显示,与来自其他器官位点的成纤维细胞相比,来自健康牙龈组织的GFs显示出独特的CAGE特征模式,且其特征在于发育上重要的转录因子的特异性表达,如BARX1、PAX9、LHX8和DLX5。另外,本研究还描述了与LHX8相关的新的长链非编码RNA。

此外,我们确定了DLX5调节RUNX2转录本的长变体的表达,其在GFs中活性尤其高,但在受到牙周炎位点的GFs中则不具有活性。GFs中敲减这些因子导致细胞外基质(ECM)组分的表达改变。

总之,这些结果表明,通过其远端启动子激活DLX5和RUNX2是GFs的独特特征,且对于ECM的调控十分重要的。PAFs中这些转录因子的下调可能与其降解胶原蛋白的性质有关,可能会影响牙周炎的进程。

原始出处:

Horie M, Yamaguchi Y. Transcriptome analysis of periodontitis-associated fibroblasts by CAGE sequencing identified DLX5 and RUNX2 long variant as novel regulators involved in periodontitis. Sci Rep. 2016 Sep 20;6:33666. doi: 10.1038/srep33666.

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    2017-11-07 1e17414fm02(暂无匿称)

    学习

    0

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    2017-11-06 半夏微凉

    学习了谢谢分享

    0

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    2017-11-05 yfjms

    学习

    0

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    2017-11-05 Y—xianghai

    学习了新知识

    0

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    2017-11-05 yjs木玉

    太好.实用.精彩

    0

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    2017-11-05 刘煜

    阅读.谢谢分享.

    0

  8. [GetPortalCommentsPageByObjectIdResponse(id=259326, encodeId=631925932657, content=学习, beContent=null, objectType=article, channel=null, level=null, likeNumber=0, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mStl88fu4NfDEeydJz0GlP8O0ngrUX6AYCXFic0XDOOAyeQicIqnOd4TrWSwiagJrsFNYuWC1Uc6iavbS1hWt9xtZAhAqLGHqZyl/0, createdBy=42891977006, createdName=1e17414fm02(暂无匿称), createdTime=Tue Nov 07 06:19:21 CST 2017, time=2017-11-07, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1450693, encodeId=c8701450693e6, content=<a href='/topic/show?id=f0476e49582' target=_blank style='color:#2F92EE;'>#牙周#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=47, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=67495, encryptionId=f0476e49582, topicName=牙周)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ab585558129, createdName=liuyong2982, createdTime=Mon Nov 06 12:51:00 CST 2017, time=2017-11-06, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=259063, encodeId=c0fc2590630a, content=学习了谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=57, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo5nmIH5IQqCKjJgSCuicPWUWOUcdqt1ROPnEiaOYN4pSHibDv8la3OxNLalvuvUXn8clpJlrpuyTpckgt9OPkeSSdT/0, createdBy=8fd71930726, createdName=半夏微凉, createdTime=Mon Nov 06 06:44:00 CST 2017, time=2017-11-06, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=258910, encodeId=8ede2589101d, content=学习, beContent=null, objectType=article, channel=null, level=null, likeNumber=58, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c3da1990174, createdName=yfjms, createdTime=Sun Nov 05 16:51:19 CST 2017, time=2017-11-05, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=258789, encodeId=f8e8258e89bb, content=学习了新知识, beContent=null, objectType=article, channel=null, level=null, likeNumber=72, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20201006/4db877c2887649beb09cb5effd0b38c7/916f66edd48a4e77b20ebc3e14b6e45c.jpg, createdBy=141e1980133, createdName=Y—xianghai, createdTime=Sun Nov 05 08:26:10 CST 2017, time=2017-11-05, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=258758, encodeId=ecaf258e583d, content=太好.实用.精彩, beContent=null, objectType=article, channel=null, level=null, likeNumber=57, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://cdnapi.center.medsci.cn/medsci/head/2017/08/29/bbc5cc0eed9b8d17623d2fd49dbdf19a.jpg, createdBy=79522135794, createdName=yjs木玉, createdTime=Sun Nov 05 06:46:07 CST 2017, time=2017-11-05, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=258751, encodeId=57da258e5137, content=阅读.谢谢分享., beContent=null, objectType=article, channel=null, level=null, likeNumber=36, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cdnapi.center.medsci.cn/medsci/head/2017/04/21/72142930668371951a41ef4ea4b233e6.jpg, createdBy=dcbc1715228, createdName=刘煜, createdTime=Sun Nov 05 05:30:01 CST 2017, time=2017-11-05, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=258708, encodeId=391e258e0893, content=据保守估计.一半以上的成年人患有牙周炎.代表了一个重大的公共卫生问题.此前.我们从牙周炎患者中分离出牙龈成纤维细胞(GFs)的一个子集.称为牙周炎相关成纤维细胞(PAFs).具有高度降解胶原的能力., beContent=null, objectType=article, channel=null, level=null, likeNumber=27, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo7cJ6ejWUr2nIia8qOvAKNdLHr32Df6G8iaoaOx6pHaoiacwp26DaslxZHCGbibZhhCGven4rvmWP60GahtzgFjgCjR/0, createdBy=6b111703011, createdName=有备才能无患, createdTime=Sat Nov 04 22:44:20 CST 2017, time=2017-11-04, status=1, ipAttribution=)]
    2017-11-04 有备才能无患

    据保守估计.一半以上的成年人患有牙周炎.代表了一个重大的公共卫生问题.此前.我们从牙周炎患者中分离出牙龈成纤维细胞(GFs)的一个子集.称为牙周炎相关成纤维细胞(PAFs).具有高度降解胶原的能力.

    0

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