نتایج جستجو برای: 124a

تعداد نتایج: 122  

2017
Tim Lange Sylvia Stracke Rainer Rettig Uwe Lendeckel Jana Kuhn Rabea Schlüter Volkhard Rippe Karlhans Endlich Nicole Endlich

Chronic kidney disease (CKD) is a severe disorder with an increasing incidence worldwide. An early detection may help to prevent its progression and to minimize the risk of cardiovascular diseases as one of the major comorbidities. Recently, extracellular miRNAs like urinary exosomal miRNAs became of great interest as non-invasive biomarkers which can be determined by RT-qPCR. But until now, th...

2015
Luba Farberov Eytan Herzig Shira Modai Ofer Isakov Amnon Hizi Noam Shomron

MicroRNAs (miRNAs) are short non-coding RNAs that play a central role in the regulation of gene expression by binding to target mRNAs. Several studies have revealed alterations in cellular miRNA profiles following HIV-1 infection, mostly for miRNAs involved in inhibiting viral infection. These miRNA expression modifications might also serve to block the innate HIV-1 inhibition mechanism. As a r...

Journal: :Blood 2010
Jian-Jun Zhao Jianhong Lin Tint Lwin Hua Yang Jianping Guo William Kong Sophie Dessureault Lynn C Moscinski Dorna Rezania William S Dalton Eduardo Sotomayor Jianguo Tao Jin Q Cheng

Mantle cell lymphoma (MCL) is one of the most aggressive B-cell lymphomas. Although several protein-coding genes are altered, expression signature and importance of microRNA (miRNA) have not been well documented in this malignancy. Here, we performed miRNA expression profile in 30 patients with MCL using a platform containing 515 human miRNAs. Eighteen miRNAs were down-regulated and 21 were up-...

2008
Björn Hackanson Kristi L. Bennett Romulo M. Brena Jinmai Jiang Rainer Claus Shih-Shih Chen Nadya Blagitko-Dorfs Katie Maharry Susan P. Whitman Thomas D. Schmittgen Michael Lübbert Guido Marcucci Clara D. Bloomfield Christoph Plass

Functional loss of CCAAT/enhancer binding protein a (C/ EBPa), a master regulatory transcription factor in the hematopoietic system, can result in a differentiation block in granulopoiesis and thus contribute to leukemic transformation. Here, we show the effect of epigenetic aberrations in regulating C/EBPA expression in acute myeloid leukemia (AML). Comprehensive DNA methylation analyses of th...

2009
Tao He Guihai Feng Huipeng Chen Li Wang Yumin Wang

The discovery of microRNAs (miRNAs) is a remarkable breakthrough in the field of life science, and they are important actors which regulate gene expression in diverse cellular processes. Recently, several reports indicated that miRNAs can also target viruses and regulate virus replication. Here we discovered 36 pig-encoded miRNAs and 22 human-encoded miRNAs which have putative targets in swine ...

Journal: :International journal of cancer 2015
Fenghua Zhang Erich M Sturgis Yan Sun Yang Zhang Qingyi Wei Caiyun Zhang Hongliang Zheng Guojun Li

Single nucleotide polymorphisms (SNPs) in the promoter region of FAS and FASLG may alter their transcriptional activity. Thus, we determined the associations between four FAS and FASLG promoter variants (FAS1377G>A, rs2234767; 670A>G, rs1800682; FASLG844T>C, rs763110 and 124A>G, rs5030772) and the risk of recurrence of squamous cell carcinoma of the oropharynx (SCCOP). We evaluated the associat...

Journal: :Molecular and Cellular Neuroscience 2016
Amrit S. Boese Reuben Saba Kristyn Campbell Anna Majer Sarah Medina Lynn Burton Timothy F. Booth Patrick Chong Garrett Westmacott Sucharita M. Dutta Julian A. Saba Stephanie A. Booth

Discrepancy in synaptic structural plasticity is one of the earliest manifestations of the neurodegenerative state. In prion diseases, a reduction in synapses and dendritic spine densities is observed during preclinical disease in neurons of the cortex and hippocampus. The underlying molecular mechanisms of these alterations have not been identified but microRNAs (miRNAs), many of which are enr...

2005
Anna M. Krichevsky Kai-C. Sonntag Ole Isacson Kenneth S. Kosik

MicroRNAs (miRNAs) are recently discovered small non-coding transcripts with a broad spectrum of functions described mostly in invertebrates. As post-transcriptional regulators of gene expression, miRNAs trigger target mRNA degradation or translational repression. While hundreds of miRNAs have been cloned from a variety of mammalian tissues and cells, and multiple mRNA targets have been predict...

Introduction: Breast cancer is the most common malignancy worldwide, which affects women. Also, this disease is one of the most frequent malignancies among women in Iran. Apoptosis is a known mechanism against cancer, which has intrinsic and extrinsic pathways. One of these extrinsic pathways, is Fas receptor-ligand system, which plays a key role in apoptotic signaling in many cell types, parti...

2008
Björn Hackanson Kristi L. Bennett Romulo M. Brena Jinmai Jiang Rainer Claus Shih-Shih Chen Nadya Blagitko-Dorfs Katie Maharry Susan P. Whitman Thomas D. Schmittgen Michael Lübbert Guido Marcucci Clara D. Bloomfield Christoph Plass

Functional loss of CCAAT/enhancer binding protein a (C/ EBPa), a master regulatory transcription factor in the hematopoietic system, can result in a differentiation block in granulopoiesis and thus contribute to leukemic transformation. Here, we show the effect of epigenetic aberrations in regulating C/EBPA expression in acute myeloid leukemia (AML). Comprehensive DNA methylation analyses of th...

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