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77篇 您的检索式:作者名="Kreipe"
    题名 作者 年代 出处 被引量
1hsa-mir-183 is frequently methylated and related to poor survival in human hepatocellular carcinoma显示文摘AIM To screen clinically relevant micro RNAs (mi RNAs) silenced by DNA methylation in human hepatocellular carcinoma(HCC).METHODS Knockdown of DNA methyltransferases (DNMTs) using si RNAs and mi RNA profiling in HCC cell lines were performed to identify DNA hypermethylation-mediated mi RNA downregulation. Confirmation using individual quantitative real-time PCR (qR T-PCR) assays was thenperformed followed by DNA methylation quantification at the promoter of the mi RNA genes. Quantification of DNA methylation and mi RNA expression was then performed in primary HCC tumor samples and related with clinicopathological variables.RESULTS mi RNA profiling after DNMT knockdown in HCC cell lines revealed upregulation of mi R-23, mi R-25 and mi R-183. After q RT-PCR confirmation and Cp G island methylation quantification of these miR NAs in cell lines, further analysis in primary HCC specimens showed that hsa-mi R-183 is hypermethylated in 30% of HCC (n = 40). Expression of mature miR-183 showed an inverse correlation with DNA methylation levels. In HCC cells, DNMT knockdown and 5-aza-2'-deoxycytidine treatment reduced methylation and stimulated expression of mi R-183. In HCC patients, hypermethylation at hsami R-183 promoter significantly correlates with poor survival (log-rank test P = 0.03). DNA methylation analysis in healthy liver, benign liver tumors (hepatocellular adenoma and focal nodular hyperplasia) and their corresponding adjacent tissues showed absence of hypermethylation supporting the notion that aberrant methylation at hsa-miR-183 is specific for the malignant transformation of hepatocytes.CONCLUSION Our data indicate that hypermethylation of hsa-miR-183 is a frequent event in HCC and potentially useful as a novel surrogate diagnostic and prognostic marker.Sumadi Lukman Anwar Till Krech Britta Hasemeier Elisa Schipper Nora Schweitzer Arndt Vogel Hans Kreipe Reena Buurman Britta Skawran Ulrich Lehmann 2017World Journal of Gastroenterology2017,23,9:3
2Common and epithelioid variants of hepatic angiomyolipoma exhibit clonal growth and share a distinctive immunophenotype显示文摘Peer Flemming Ulrich Lehmann Thomas Becker Jürgen Klempnauer Hans Kreipe 2000Hepatology2000,,:2
3Limited value of KAI1/CD82 protein expression as a prognosticmarker in human gastric cancer显示文摘Maximilian Knoener Till Krech Florian Puls Ulrich Lehmann Hans Kreipe Matthias Christgen 2012Disease Markers2012,,6:1
4Feeding and eating disorders in childhood 显示文摘Bryant Waugh R Markham L Kreipe RE 2010Int J Eat Disord2010,43,2:1
5Cell cycle and no end 显示文摘TESSEMA M LEHMANN U KREIPE H 2004Virchows Areh2004,444,4:1
6HER2 diagnostics in gastric cancer—guideline validation and development of standardized immunohistochemical testing显示文摘Josef Rüschoff Manfred Dietel Gustavo Baretton Susanne Arbogast Axel Walch Geneviéve Monges Marie-Pierre Chenard Frédérique Penault-Llorca Iris Nagelmeier Werner Schlake H. H?fler H. H. Kreipe 2010Virchows Archiv2010,,3:1
7Reliable micro RNA profiling in routinely processed formalin-fixed paraffin-embedded breast cancer specimens using fluorescence labelled bead technology显示文摘Hasemeier B Christgen M Kreipe H 2008BMC Biotechnol2008,8,:1
8Feeding and eating dis- orders in childhood显示文摘Bryant WR Markham L Kreipe RE 2010Int J Eat Disord2010,43,2:1
9Alveolar macrophages inidiopathic pulmonary fibrosis displyamoremonocyte-like immunophenotype and an increased released of free oxygen radicals 显示文摘Kiemie - kallee J Kreipe H Radzun H J 1991Eur Respir1991,4,4:1
10Quality assessment of HER2 testing by monitoring of positivity rates 显示文摘HARAID CHORITZ GUNTRAM BUSCHE HANS KREIPE 2011Virchows Arch2011,459,:1
11Eating disorders in adolescents and young adults显示文摘Kreipe R E Birndorf S A 2000Med Clin North Am2000,84,:1
12Correlation of MRI and CT findings with histopathology in hepatic angiomyolipoma显示文摘Hogemann D Flemming P Kreipe H 2001Eur Radio2001,11,1:1
13Quality assessment of HER-2testing by monitoring of positivity rates 显示文摘Choritz H Busche G Kreipe H 2011Virchows Arch2011,459,3:1
14HER2 diagnostics in gastric cancer—guideline validation and development of standardized immunohistochemical testing显示文摘Josef Rüschoff Manfred Dietel Gustavo Baretton Susanne Arbogast Axel Walch Geneviéve Monges Marie-Pierre Chenard Frédérique Penault-Llorca Iris Nagelmeier Werner Schlake H. H?fler H. H. Kreipe 2010Virchows Archiv2010,,3:1
15IPH-926 lobular breast cancer cells are triple-negative but their micro array profile uncovers a luminal subtype显示文摘Christgen M Geffers R Kreipe H et a1 2013Cancer Sci2013,104,12:1
16Cavernous hemangioma of the internal auditory canal显示文摘Minoo Lenarz Martin Durisin Petr Kamenetzki Hartmut Becker Hans-Heinrich Kreipe Thomas Lenarz 2007European Archives of Oto-Rhino-Laryngology2007,,5:1
17Determination of proliferation in breast cancer by immunohistochemical detection of Ki-67显示文摘Christgen M Winkens W Kreipe H 2014Pathologe2014,35,1:1
18Role of epigenetic changes in hematological malignancies 显示文摘LEHMANN U BRAKENSIEK K KREIPE H 2004Ann Hematol2004,83,3:1
19Correlation of MRI and CT findings with histopathology in hepatic angiomy- olipoma 显示文摘Hogemann D Flemming P Kreipe H 2001EuroRadio2001,11,:1
20Quality assurance inimmunohistochemistry:results of an interlaboratory trial involving172 pathologists显示文摘Rüdiger T H?fler H Kreipe HH 2002Am J Surg Pathol2002,26,7:1
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