نتایج جستجو برای: rnai

تعداد نتایج: 12177  

ژورنال: :پژوهش های آسیب شناسی زیستی 0
parvaneh nikpour department of genetics, school of basic sciences, tarbiat modares university, tehran, iran seyed mehdi jafarnejad department of genetics, medical nanotechnology & tissue engineering research center of taleghani hospital, shahid beheshti university of medical sciences, tehran, iran mahdi forouzandeh department of medical biotechnology, school of medical science, tarbiat modares university, tehran, iran seyed javad mowla department of genetics, school of basic science, tarbiat modares university, tehran, iran

هدف: نوکلئوستمین جزء خانواده ای از پروتئین های هستکی است که به میزان زیادی در سلول های بنیادین جنینی، عصبی و مزانشیمی بیان می شود و در تنظیم خودبازسازی این سلول ها نقش دارد. بیش بیان این ژن در رده های سلولی سرطانی متعدد و نیز بافت های توموری چون تومورهای معده، کبد و پروستات نشان داده شده است. هدف از مطالعه حاضر، بررسی آثار سرکوب بیان این ژن در رده سلولی سرطانی مثانه با روش rnai است. مواد و روش ...

Journal: :PLoS Computational Biology 2007

Journal: :Genome Biology 2002

Journal: :modares journal of medical sciences: pathobiology 2008
parvaneh nikpour seyed mehdi jafarnejad mahdi forouzandeh seyed javad mowla

objective: nucleostemin (ns) is a recently identified gene that is expressed mainly in the nucleoli of neuronal, embryonic and mesenchymal stem cells which plays a role in their self renewal. over expression of this gene has been reported in several cancer cell lines tumoral tissues including gastric, hepatic and prostate cancer. in this study, we investigated the effects of suppression of this...

Journal: :View 2021

RNAi-mediated gene therapy is gradually becoming a conventional approach for the treatment of various diseases. One major challenges clinical translation RNAi to efficiently deliver siRNA into targeted tissues and cells. Herein, in article number 20200026 Yiyun Cheng, Jia Lv their co-workers have reviewed recent advances design functional polymers overcome multiple extracellular intracellular b...

Journal: :European Journal of Plant Pathology 2021

Abstract Sex determination is a key developmental event in all organisms. The pathway that regulates sexual fate has been well characterized at the molecular level model free-living nematode Caenorhabditis elegans . This study aims to gain preliminary understanding of sex-determining pathways plant-parasitic Meloidogyne incognita , and extent which roles sex genes are conserved hermaphrodite sp...

Journal: :iranian biomedical journal 0
مریم موذنی maryam moazeni محمدرضا خرمی زاده mohammad reza khorramizadeh لادن تیموری تولابی ladan teimoori-toolabi فاطمه نوربخش fatemeh noorbakhsh علی اکبر فلاحی ali akbar fallahi ساسان رضایی sassan rezaie

background: the most important virulence factor which plays a central role in candida albicans pathogenesis is the ability of this yeast to alternate between unicellular yeast and filamentous hyphal forms. efg1 protein is thought to be the main positive regulating transcription factor, which is responsible for regulating hyphal-specific gene expression under most conditions. als3 is one of the ...

Journal: :Science 2015

Journal: :Genetics 2013
Jimmy J Zhuang Stephen A Banse Craig P Hunter

The Caenorhabditis elegans nuclear RNA interference defective (Nrde) mutants were identified by their inability to silence polycistronic transcripts in enhanced RNAi (Eri) mutant backgrounds. Here, we report additional nrde-3-dependent RNAi phenomena that extend the mechanisms, roles, and functions of nuclear RNAi. We show that nrde-3 mutants are broadly RNAi deficient and that overexpressing N...

ژورنال: دانشور پزشکی 2009

 Introduction: RNA interference (RNAi) is a phenomenon of gene silencing that uses double-stranded RNA (dsRNA), specifically inhibits gene expression by degrading mRNA efficiently. The mediators of degradation are 21- to 23-nt small interfering RNAs (siRNA). The use of siRNAs as inhibitors of gene expression has been shown to be an effective way of studying gene function in mammalian cells.  Ai...

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