MicroRNAs are small non-coding RNAs with regulatory biological activity, by modulating target genes on epigenetic, transcriptional, post-transciptional and translational levels. Hundreds of reports indicated that miRNAs play important roles in non-small cell lung cancer (NSCLC). Actually, microRNAs are both regulation targets and regulators targeting effector genes. This article reviewed multifaceted role of microRNAs associated to NSCLC, not only targeting to but also targeted by tumor related genes, to help us understand microRNAs related complex regulation networks. Aberrant expressed micoRNAs and their targets were summarized; the statistical results showed that several microRNAs may play key roles by targeting multiple tumor associated targets. On the other hand, Oncogenes and tumor repressors represented by PTEN were also shown to be the most popular targets of microRNAs. Additionally, ZEB1/2 may be a featured pathway in NSCLC, with significant frequency modulated by microRNAs.
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http://dx.doi.org/10.2174/1381612823666170714153424 | DOI Listing |
Bioelectrochemistry
December 2024
West Guangxi Key Laboratory for Prevention and Treatment of High-incidence Diseases, Youjiang Medical University for Nationalities, Baise, Guangxi 533000, China. Electronic address:
Argonaute 2 (Ago2) is a crucial enzyme in the RNA interference (RNAi) pathway, essential for gene silencing via the cleavage of target messenger RNA (mRNA) mediated by microRNA (miRNA) or small interfering RNA (siRNA). The activity of Ago2 is a significant biomarker for various diseases, including cancer and viral infections, necessitating precise monitoring techniques. Traditional methods for detecting Ago2 activity are often cumbersome and lack the necessary sensitivity and specificity for low-abundance targets in complex samples.
View Article and Find Full Text PDFBiosens Bioelectron
December 2024
Guangdong Provincial Key Laboratory of New Drug Screening, Guangzhou Key Laboratory of Drug Research for Emerging Virus Prevention and Treatment, NMPA Key Laboratory for Research and Evaluation of Drug Metabolism, School of Pharmaceutical Sciences, Southern Medical University, Guangzhou, Guangdong, 510515, China. Electronic address:
MicroRNA (miRNA) imaging in living cells is paramount for comprehending its dynamic functions and profiles, offering valuable insights into miRNA-related cellular processes. However, this remains challenging due to limited transfection agents and the low abundance of miRNAs. Herein, a smart nanosystem was proposed for miRNA imaging in living cells by ingeniously integrating cyclometalated ruthenium (II) nanoparticles (RuNPs) with a catalyzed hairpin assembly (CHA) strategy.
View Article and Find Full Text PDFCell Mol Biol Lett
January 2025
Department of Orthopaedics, Peking University Third Hospital, Peking University, No.49 NorthGarden Road, Haidian District, Beijing, 100191, Beijing, China.
Background: Epigenetic modifications have been proved to play important roles in the spinal degenerative diseases. As a type of noncoding RNA, the microRNA (miRNA) is a vital class of regulatory factor in the epigenetic modifications, while the role of miRNAs in the regulation of epigenetic modifications in ligamentum flavum hypertrophy (LFH) has not been fully investigated.
Methods: The miRNA sequencing analysis was used to explore the change of miRNA expression during the fibrosis of ligamentum flavum (LF) cells caused by the TGF-β1 (10 ng/ml).
CNS Neurosci Ther
January 2025
Jiujiang Clinical Precision Medicine Research Center, Jiujiang, Jiangxi, China.
Background: Adenosine deaminase action on RNA 1 (ADAR1) can convert the adenosine in double-stranded RNA (dsRNA) molecules into inosine in a process known as A-to-I RNA editing. ADAR1 regulates gene expression output by interacting with RNA and other proteins; plays important roles in development, including growth; and is linked to innate immunity, tumors, and central nervous system (CNS) diseases.
Results: In recent years, the role of ADAR1 in tumors has been widely discussed, but its role in CNS diseases has not been reviewed.
Br J Anaesth
January 2025
Department of Physiology, HeartOtago, University of Otago, Dunedin, New Zealand.
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