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Computational identification of potential transcriptional regulators of TGF-ß1 in human atherosclerotic arteries

机译:TGF-ß 1在人类动脉粥样硬化动脉中的潜在转录调节子的计算鉴定

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TGF-szlig;isprotectiveinatherosclerosisbutdeleteriousinmetastaticcancers.OuraimwastodeterminewhetherTGF-szlig;transcriptionalregulationistissue-specificinearlyatherosclerosis.Thecomputationalmethodsincluded5steps:(i)frommicroarraydataofhumanatheroscleroticcarotidtissue,toidentifythe10bestco-expressedgeneswithTGFB1(TGFB1genecluster),(ii)tochoosethe11proximalpromoters,(iii)topredicttheTFBSsharedbythepromoters,(iv)toidentifythecommonTFsco-expressedwiththeTGFB1genecluster,and(v)tocomparethecommonTFsintheearlylesionstothoseidentifiedinadvancedatheroscleroticlesionsandinvariouscancers.OurresultsshowthatEGR1,SP1andKLF6couldberesponsibleforTGFB1basalexpression,KLF6appearingspecifictoatheroscleroticlesions.AmongtheTFsco-expressedwiththegenecluster,transcriptionalactivators(SLC2A4RG,MAZ)andrepressors(ZBTB7A,PATZ1,ZNF263)couldbeinvolvedinthefine-tuningofTGFB1expressioninatherosclerosis./p/div
机译:TGF-大街isprotectiveinatherosclerosisbutdeleteriousinmetastaticcancers.OuraimwastodeterminewhetherTGF-大街transcriptionalregulationistissue-specificinearlyatherosclerosis.Thecomputationalmethodsincluded5steps:(ⅰ)frommicroarraydataofhumanatheroscleroticcarotidtissue,toidentifythe10bestco-expressedgeneswithTGFB1(TGFB1genecluster),(ⅱ)tochoosethe11proximalpromoters,(ⅲ)topredicttheTFBSsharedbythepromoters,(ⅳ)toidentifythecommonTFsco-expressedwiththeTGFB1genecluster,和(v)tocomparethecommonTFsintheearlylesionstothoseidentifiedinadvancedatheroscleroticlesionsandinvariouscancers我们的结果显示,EGR1,SP1和KLF6可能对TGFB1的基本表达负责,KLF6出现特定的动脉粥样硬化。在基因表达簇中,转录激活因子(SLC2A4RG,MAZ)和抑制子(ZBTB7A,PATZ1可能被抑制)被转录。

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