نتایج جستجو برای: mir microrna

تعداد نتایج: 71970  

Journal: :Molecular oncology 2015
Michaela B Kirschner Yuen Yee Cheng Nicola J Armstrong Ruby C Y Lin Steven C Kao Anthony Linton Sonja Klebe Brian C McCaughan Nico van Zandwijk Glen Reid

BACKGROUND Prognosis of malignant pleural mesothelioma (MPM) is poor, and predicting the outcomes of treatment is difficult. Here we investigate the potential of microRNA expression to estimate prognosis of MPM patients. METHODS Candidate microRNAs from microarray profiling of tumor samples from 8 long (median: 53.7 months) and 8 short (median: 6.4 months) survivors following extrapleural pne...

Journal: :American journal of physiology. Cell physiology 2011
Maoyun Sun Xinhua Yan Yun Bian Anthony O Caggiano James P Morgan

Identification of factors that direct embryonic stem (ES) cell (ESC) differentiation into functional cardiomyocytes is essential for successful use of ESC-based therapy for cardiac repair. Neuregulin-1 (NRG1) and microRNA play important roles in the cardiac differentiation of ESCs. Understanding how NRG1 regulates microRNA will provide new mechanistic insights into the role of NRG1 on ESCs. It ...

Journal: :PLOS Pathogens 2021

The host response to SARS-CoV-2 infection provide insights into both viral pathogenesis and patient management. host-encoded microRNA (miRNA) infection, however, remains poorly defined. Here we profiled circulating miRNAs from ten COVID-19 patients sampled longitudinally age gender matched healthy donors. We observed 55 that were altered in during early-stage disease, with the inflammatory miR-...

Journal: :Biocell 2023

Background: LncRNA DLX6-AS1 has been uncovered to exert effects on various cancers. Nevertheless, the impacts of endometrial cancer (EC) development remained obscure. The study explored influence EC progression via microRNA (miR)-374a-3p/zinc-finger protein (ZFX) axis.Methods: cell lines were collected and DLX6-AS1, miR-374a-3p, ZFX levels in detected. cells transfected with constructs examine ...

2010
Younghee Lee Xinan Yang Yong Huang Hanli Fan Qingbei Zhang Youngfei Wu Jianrong Li Rifat Hasina Chao Cheng Mark W. Lingen Mark Gerstein Ralph R. Weichselbaum H. Rosie Xing Yves A. Lussier

Due to the large number of putative microRNA gene targets predicted by sequence-alignment databases and the relative low accuracy of such predictions which are conducted independently of biological context by design, systematic experimental identification and validation of every functional microRNA target is currently challenging. Consequently, biological studies have yet to identify, on a geno...

Journal: :Journal of Crohn's and Colitis 2023

Abstract Background Differential diagnosis in Inflammatory Bowel Disease (IBD) is challenging; typically, discriminating Crohn’s (CD) from Ulcerative Colitis (UC) among IBD unclassified (IBDU) patients a diagnostic encounter cases where the inflammatory lesions are restricted to colon. MicroRNAs found be involved pathogenesis and also evaluated as biomarkers therapeutic targets IBD. Methods We ...

Journal: :Arteriosclerosis, thrombosis, and vascular biology 2013
Young Joo Jeon Ok Joon Kim Su Yeoun Kim Seung Hun Oh Doyeun Oh Ok Jun Kim Byoung Soo Shin Nam Keun Kim

OBJECTIVE MicroRNAs play a role in atherosclerosis-related diseases, such as cerebrovascular or cardiovascular disease. However, the effect of miR-146a, miR-149, miR-196a2, and miR-499 polymorphisms on stroke and silent brain infarction (SBI) susceptibility has not been reported. METHODS AND RESULTS Using polymerase chain reaction-amplified DNA, microRNA polymorphisms were analyzed in 678 pat...

Journal: :Neuro-oncology 2022

Abstract Medulloblastoma is a central nervous system tumor that primarily affects children and requires aggressive therapy. Patients often suffer from treatment-related side effects, treatment-resistant recurrences are common, with high mortality rates. There four major molecular MB subgroups (Wnt- Shh-activated MBs G3 G4 MBs). the most subtype, diagnosis management remain challenging. Medullob...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده علوم پایه 1391

سرطان مری یکی از خطرناک ترین انواع سرطان هاست که مرگ و میر ناشی از آن نسبت به بروز بیماری 91% است. این مرگ و میر بالا عمدتا به دلیل تشخیص دیر هنگام بیماری است، به طوری که در زمان تشخیص، در حدود 50% بیماران متاستاز به گره های لنفاوی دیده می شود. بنابراین شناسایی بیومارکرهای پیش آگهی و تشخیصی جدید که امکان تشخیص زود هنگام بیماری را فراهم سازند کمک کننده است. micrornas گروهی از rnas غیر کننده هستن...

2014
Jarrod P. J. Skinner Ashleigh A. Keown Mark M. W. Chong

By genetic inactivation of key microRNA biogenesis enzymes, we and others have previously demonstrated the critical requirement of the microRNA pathway for the differentiation and function of Foxp3(+) regulatory T cells. In this study, we identified members of the miR-17 ∼ 92a cluster of microRNAs to be enriched in regulatory T cells. To investigate the function of this microRNA cluster, we del...

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