نتایج جستجو برای: noncoding rna

تعداد نتایج: 256525  

Journal: :The Neuroscience Journal of Shefaye Khatam 2022

MicroRNAs (miRNAs) are small, noncoding RNA molecules that act as highly potent post-transcriptional regulators of gene expression. Over past decades, miRNAs were found to modulate brain development and function. Schizophrenia (SCZ) is a complex severe psychiatric disorder both genetic environmental risk factors implicated in SCZ. Recent studies have identified dysregulation expression contribu...

Journal: :International journal of clinical and experimental pathology 2015
Yiren Hu Jianghua Pan Yi Wang Linjing Li Yi Huang

Despite the advances in the management of gastric cancer, the prognosis of advanced gastric cancer remains relatively poor. Thus, it is of urgent need to identify novel prognostic markers and therapeutic targets of gastric cancer. A growing volume of literature has indicated that lncRNAs are differentially expressed in a diverse array of cancer and play an important role in the development of c...

2015
Boryana Stamova Bradley P. Ander Nicole Barger Frank R. Sharp Cynthia M. Schumann Bernard L. Maria

Small noncoding RNAs play a critical role in regulating messenger RNA throughout brain development and when altered could have profound effects leading to disorders such as autism spectrum disorders (ASD). We assessed small noncoding RNAs, including microRNA and small nucleolar RNA, in superior temporal sulcus association cortex and primary auditory cortex in typical and ASD brains from early c...

Journal: :Journal of virology 1997
S Todd J S Towner D M Brown B L Semler

The genomic RNA 3' noncoding region is believed to be a major cis-acting molecular genetic determinant for regulating picornavirus negative-strand RNA synthesis by promoting replication complex recognition. We report the replication of two picornavirus RNAs harboring complete deletions of the genomic RNA 3' noncoding regions. Our results suggest that while specific 3'-terminal RNA sequences and...

Journal: :Cell 2007
Mikel Zaratiegui Danielle V. Irvine Robert A. Martienssen

Noncoding RNA has long been proposed to control gene expression via sequence-specific interactions with regulatory regions. Here, we review the role of noncoding RNA in heterochromatic silencing and in the silencing of transposable elements (TEs), unpaired DNA in meiosis, and developmentally excised DNA. The role of cotranscriptional processing by RNA interference and by other mechanisms is dis...

Marzieh Darvishi, Parastoo Barati Dowom,

Noncoding ribonucleic acids micro-RNA is involved in the regulation of gene expression have major roles in the post-transcriptional level. A micro-RNA alone several causes down regulation of mRNA transcript of the target. Thus, small changes in the expression of a micro RNA may lead to significant changes in gene expression are different. Micro- RNA as key regulators of immune cell lineage diff...

Journal: :The EMBO journal 2011
Yun Ju Kim Binglian Zheng Yu Yu So Youn Won Beixin Mo Xuemei Chen

Mediator is a conserved multi-subunit complex known to promote the transcription of protein-coding genes by RNA polymerase II (Pol II) in eukaryotes. It has been increasingly realized that Pol II transcribes a large number of intergenic loci to generate noncoding RNAs, but the role of Mediator in Pol II-mediated noncoding RNA production has been largely unexplored. The role of Mediator in nonco...

Journal: :Journal of cell science 2007
Masamitsu Sone Tetsutaro Hayashi Hiroshi Tarui Kiyokazu Agata Masatoshi Takeichi Shinichi Nakagawa

Recent transcriptome analyses have revealed that a large body of noncoding regions of mammalian genomes are actually transcribed into RNAs. Our understanding of the molecular features of these noncoding RNAs is far from complete. We have identified a novel mRNA-like noncoding gene, named Gomafu, which is expressed in a distinct set of neurons in the mouse nervous system. Interestingly, spliced ...

Journal: :Plant Disease 2021

An Enterobacter roggenkampii strain, named KQ-01, was isolated for the first time from diseased roots of bacterial wilt-resistant mulberry (Morus atropurpurea) cultivar YS283 in western part Guangxi Zhuang Autonomous Region, China. E. KQ-01 characterized by a single, circular chromosome 4,667,006 bp size, with 56.16% GC content. In total, 4,396 genes were annotated, which 4,281 assigned as prot...

Journal: :Circulation research 2017
Janika Viereck Thomas Thum

A novel long noncoding RNA Chaer acts as noncoding epigenetic regulator at the onset of cardiac hypertrophy and enables an improved understanding about the complex mechanisms in cardiovascular disease.

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