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Long non-coding RNA AK023617 orchestrates atherosclerosis by regulating the circadian rhythm of immunity-related GTPase family M protein in macrophages
IF 5.9 3区 生物学 Q1 BIOCHEMISTRY & MOLECULAR BIOLOGY Pub Date : 2024-12-22 DOI: 10.1016/j.ncrna.2024.12.008
Rongzhe Lu , Hengxuan Cai , Yige Liu , Guanpeng Ma , Jiaxin Wang , Miao Yan , Zhenming Zhang , Bo Yu , Zhaoying Li , Shaohong Fang
Acute coronary events show a diurnal rhythm, and atherosclerotic plaque vulnerability, as a histomorphological characteristic of major adverse cardiovascular events, is a key target for intervention. Although oscillating microRNAs reduce plaque stability by facilitating macrophage apoptosis in lesions, whether rhythmic long non-coding RNA (lncRNA) can regulate diurnal oscillations in plaque stability and the potential underlying mechanism remain unclear. In this study, we examined whether rhythmic lncRNAs are involved in the pathogenesis and progression of atherosclerosis and detected a novel circadian lncRNA-AK023617, which is positively correlated with the peak occurrence of major adverse cardiovascular events. Transfection of short interfering RNA specific to lnc-AK023617 into THP-1 cells dampened the oscillation of immunity-related GTPase family M protein 1 (Irgm1), which is negatively related to plaque stability. In ApoE−/− mice fed a high-fat diet for 12 weeks, diurnal variations in lncAK023617 were consistent with the proportions of necroptotic cells in atherosclerotic plaques. In addition, reduced expression of lncAK023617 inhibited P-RIP3 and P-MLKL in THP-1 cells. Mechanistically, lncAK023617 interacted with the core molecular clock Bmal1 and promoted nuclear translocation of Bmal1, which could directly bind to the E-BOX elements in the Irgm1 promoter. Thus, oscillating lncAK023617 in macrophages can affect plaque stability by regulating necroptosis, which regulates circadian expression of the target gene Irgm1 by increasing the transcriptional activity of Bmal1, ultimately determining the diurnal oscillations in plaque stability. Therefore, lncAK023617 may serve as a specific target to ameliorate atherosclerotic plaque vulnerability.
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引用次数: 0
DNA methylation of long noncoding RNA cytochrome B in diabetic retinopathy 糖尿病视网膜病变中长非编码 RNA 细胞色素 B 的 DNA 甲基化。
IF 5.9 3区 生物学 Q1 BIOCHEMISTRY & MOLECULAR BIOLOGY Pub Date : 2024-12-16 DOI: 10.1016/j.ncrna.2024.12.007
Renu A. Kowluru, Jay Kumar, Pooja Malaviya
Diabetic retinopathy, a microvascular complication of diabetes, is the leading cause of blindness in adults, but the molecular mechanism of its development remains unclear. Retinal mitochondrial DNA is damaged and hypermethylated, and mtDNA-encoded genes are downregulated. Expression of a long noncoding RNA (larger than 200 nucleotides, which does not translate into proteins), encoded by mtDNA, cytochrome B (LncCytB), is also downregulated. This study aims to investigate the role of DNA methylation in the downregulation of LncCytB in diabetic retinopathy. Human retinal endothelial cells, incubated in 5 mM (normal) or 20 mM (high) D-glucose, in the presence/absence of Azacytidine (a DNA methyl transferase inhibitor) were analyzed for LncCytB DNA methylation by immunoprecipitation and methylation specific PCR techniques, and LncCytB transcripts by strand-specific PCR and RNA-FISH. Mitochondrial genomic stability was evaluated by quantifying protective mtDNA nucleoids by SYBR green staining and by flow cytometry, and functional stability by oxygen consumption rate using Seahorse analyzer. Results were confirmed in an in vivo model using retina from diabetic rat. While high glucose elevated 5 mC and the ratio of methylated to unmethylated amplicons at LncCytB and downregulated its transcripts, azacytidine prevented LncCytB DNA hypermethylation and decrease in its expression. Azacytidine also ameliorated decrease in nucleoids and oxygen consumption rate. Similarly, azacytidine prevented increase in retinal LncCytB DNA methylation and decrease in its expression in diabetic rats. Thus, DNA hypermethylation plays a major role in the downregulation of retinal LncCytB in diabetes, resulting in impaired mitochondrial homeostasis, and culminating in the development of diabetic retinopathy.
糖尿病视网膜病变是糖尿病的一种微血管并发症,是导致成人失明的主要原因,但其发展的分子机制尚不清楚。视网膜线粒体DNA受损并超甲基化,mtdna编码基因下调。由mtDNA编码的细胞色素B (LncCytB)的长链非编码RNA(大于200个核苷酸,不能翻译成蛋白质)的表达也下调。本研究旨在探讨DNA甲基化在糖尿病视网膜病变中LncCytB下调中的作用。在5 mM(正常)或20 mM(高)d-葡萄糖中培养的人视网膜内皮细胞,在Azacytidine(一种DNA甲基转移酶抑制剂)存在/不存在的情况下,通过免疫沉淀和甲基化特异性PCR技术分析LncCytB DNA甲基化,并通过链特异性PCR和RNA-FISH分析LncCytB转录物。采用SYBR绿色染色和流式细胞术定量鉴定线粒体保护性类核,采用Seahorse分析仪测定线粒体的功能稳定性。该结果在糖尿病大鼠视网膜的体内模型中得到证实。虽然高葡萄糖升高了LncCytB的5mc和甲基化与非甲基化扩增子的比例,并下调了LncCytB的转录本,但氮胞苷阻止了LncCytB DNA的高甲基化和表达的降低。氮胞苷还能改善类核和耗氧速率的下降。类似地,氮扎胞苷阻止糖尿病大鼠视网膜LncCytB DNA甲基化的增加和其表达的降低。因此,DNA高甲基化在糖尿病视网膜LncCytB的下调中起主要作用,导致线粒体稳态受损,最终导致糖尿病视网膜病变的发生。
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引用次数: 0
Long non-coding RNA transcripts in Mycobacterium tuberculosis-host interactions
IF 5.9 3区 生物学 Q1 BIOCHEMISTRY & MOLECULAR BIOLOGY Pub Date : 2024-12-15 DOI: 10.1016/j.ncrna.2024.12.005
Mahalakshmi Vijayaraghavan , Shrikanth S. Gadad , Subramanian Dhandayuthapani
Tuberculosis (TB) persists as a significant health threat, affecting millions of people all over the world. Despite years of control measures, the elimination of TB has become a difficult task as morbidity and mortality rates remain unaffected for several years. Developing new diagnostics and therapeutics is paramount to keeping TB under control. However, it largely depends upon understanding the pathogenic mechanisms of Mycobacterium tuberculosis (Mtb), the causative agent of TB. Mtb is an intracellular pathogen capable of subverting the defensive functions of the immune cells, and it can survive and multiply within humans' mononuclear phagocytes. Emerging evidence indicates that long non-coding RNAs (lncRNAs), a class of RNA molecules with limited coding potential, are critical players in this intricate game as they regulate gene expression at transcriptional and post-transcriptional levels and also by chromatin modification. Moreover, they have been shown to regulate cellular processes by controlling the function of other molecules, such as DNA, RNA, and protein, through binding with them. Recent studies have shown that lncRNAs are differentially regulated in the tissues of TB patients and cells infected in vitro with Mtb. Some dysregulated lncRNAs are associated with essential roles in modulating immune response, apoptosis, and autophagy in the host cells, adding a new dimension to TB pathogenesis. In this article, we provide a comprehensive review of the recent literature in this field and the impact of lncRNAs in unraveling pathogenic mechanisms in TB. We also discuss how the studies involving lncRNAs provide insight into TB pathogenesis, especially Mtb-host interactions.
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引用次数: 0
LINC00323 knockdown suppresses the proliferation, migration, and vascular mimicry of non-small cell lung cancer cells by promoting ubiquitinated degradation of AKAP1 LINC00323敲低通过促进AKAP1泛素化降解抑制非小细胞肺癌细胞的增殖、迁移和血管模拟。
IF 5.9 3区 生物学 Q1 BIOCHEMISTRY & MOLECULAR BIOLOGY Pub Date : 2024-12-14 DOI: 10.1016/j.ncrna.2024.12.006
Bin Ke , Hai Zhong , Yuxin Gong , Xiaofei Chen , Chenxin Yan , Lin Shi

Background

LINC00323, a new long noncoding RNA, is aberrantly expressed in several cancers. However, the expression, function, and mechanism of LINC00323 in non-small cell lung cancer (NSCLC) are unclear.

Methods

In the present study, LINC00323, VEGFA, microvessel density (MVD), and AKAP1 levels were confirmed in NSCLC tissues. Cell proliferation, migration, and vascular mimicry (VM) were examined to assess the effects of LINC00323 and AKAP1 on NSCLC cells. In addition, the interaction between LINC00323 and AKAP1 was verified by RNA pull-down, LC-MS/MS and RNA immunoprecipitation. The ubiquitination level of AKAP1 was also confirmed through coimmunoprecipitation, cycloheximide (CHX) chase, and ubiquitination assays in vitro.

Results

Our results revealed that LINC00323 was upregulated in NSCLC tissues and was positively correlated with metastasis, poor prognosis, VEGFA expression, elevated MVD, and AKAP1 expression. Functionally, LINC00323 or AKAP1 knockdown suppressed the proliferation, migration, and VM of NSCLC cells. Mechanistically, LINC00323 could target AKAP1, and LINC00323 knockdown accelerated ubiquitination-mediated AKAP1 protein degradation. Moreover, LINC00323 silencing suppressed NSCLC cell progression by downregulating AKAP1.

Conclusions

LINC00323 knockdown prevents NSCLC cell proliferation, migration, and VM formation by targeting AKAP1, indicating that LINC00323 and AKAP1 might be biological targets for NSCLC treatment.
背景:LINC00323是一种新的长链非编码RNA,在几种癌症中异常表达。然而,LINC00323在非小细胞肺癌(NSCLC)中的表达、功能和机制尚不清楚。方法:本研究在NSCLC组织中检测LINC00323、VEGFA、微血管密度(MVD)和AKAP1水平。通过检测细胞增殖、迁移和血管拟态(VM)来评估LINC00323和AKAP1对NSCLC细胞的影响。此外,通过RNA pull-down、LC-MS/MS、RNA免疫沉淀等方法验证了LINC00323与AKAP1的相互作用。通过体外共免疫沉淀、环己亚胺(CHX)追踪和泛素化实验,证实了AKAP1的泛素化水平。结果:我们的研究结果显示,LINC00323在NSCLC组织中表达上调,并与转移、预后不良、VEGFA表达、MVD升高、AKAP1表达呈正相关。功能上,LINC00323或AKAP1敲低抑制NSCLC细胞的增殖、迁移和VM。从机制上讲,LINC00323可以靶向AKAP1,而LINC00323的敲低加速了泛素化介导的AKAP1蛋白降解。此外,LINC00323沉默通过下调AKAP1抑制NSCLC细胞进展。结论:LINC00323敲低可通过靶向AKAP1抑制NSCLC细胞增殖、迁移和VM形成,提示LINC00323和AKAP1可能是治疗NSCLC的生物学靶点。
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引用次数: 0
Targeting microRNA methylation: Innovative approaches to diagnosing and treating hepatocellular carcinoma 靶向microRNA甲基化:诊断和治疗肝细胞癌的创新方法。
IF 5.9 3区 生物学 Q1 BIOCHEMISTRY & MOLECULAR BIOLOGY Pub Date : 2024-12-14 DOI: 10.1016/j.ncrna.2024.12.002
Albert Sufianov , Murad Agaverdiev , Andrey Mashkin , Tatiana Ilyasova
Hepatocellular carcinoma (HCC) stands as the most prevalent form of primary liver cancer and is frequently linked to underlying chronic liver conditions such as hepatitis B, hepatitis C, and cirrhosis. Despite the progress achieved in the field of oncology, HCC remains a significant clinical challenge, primarily due to its typically late-stage diagnosis and the complex and multifaceted nature of its tumor biology. These factors contribute to the limited effectiveness of current treatment modalities and result in poor patient prognosis. Emerging research has underscored the vital role of microRNAs (miRNAs)—small, non-coding RNA molecules that play a pivotal part in the post-transcriptional regulation of gene expression. These miRNAs are integral to a wide array of cellular functions, including proliferation, apoptosis, and differentiation, and their dysregulation is closely associated with the pathogenesis of various cancers, notably HCC. A major focus in recent studies has been on the epigenetic regulation of miRNAs through methylation, a key mechanism that modulates gene expression. This process, involving the addition of methyl groups to CpG islands in the promoter regions of miRNA genes, can result in either gene silencing or activation, influencing the expression of oncogenes and tumor suppressor genes. Such alterations have profound implications for tumor growth, metastasis, and resistance to treatment. Evidence suggests that aberrant miRNA methylation can serve as a powerful biomarker for early detection and prognosis in HCC and may present novel opportunities for therapeutic intervention. This review aims to provide a comprehensive overview of the current landscape of miRNA methylation in HCC, elucidating its significance in the molecular mechanisms of liver cancer and examining its potential for clinical application. By exploring the diagnostic and therapeutic potential of miRNA methylation, we seek to highlight its value in enhancing personalized treatment strategies and improving patient outcomes.
肝细胞癌(HCC)是原发性肝癌最常见的形式,通常与潜在的慢性肝病(如乙型肝炎、丙型肝炎和肝硬化)有关。尽管在肿瘤学领域取得了进展,但HCC仍然是一个重大的临床挑战,主要是由于其典型的晚期诊断和肿瘤生物学的复杂性和多面性。这些因素导致目前治疗方式的有效性有限,导致患者预后不良。新兴研究强调了microRNAs (miRNAs)的重要作用,这些小的非编码RNA分子在基因表达的转录后调控中起着关键作用。这些mirna是广泛的细胞功能的组成部分,包括增殖、凋亡和分化,它们的失调与各种癌症的发病机制密切相关,尤其是HCC。最近研究的一个主要焦点是通过甲基化对mirna的表观遗传调控,甲基化是调节基因表达的关键机制。该过程涉及在miRNA基因启动子区域的CpG岛上添加甲基,可导致基因沉默或激活,影响癌基因和肿瘤抑制基因的表达。这种改变对肿瘤的生长、转移和对治疗的抵抗具有深远的影响。有证据表明,异常的miRNA甲基化可以作为HCC早期检测和预后的强有力的生物标志物,并可能为治疗干预提供新的机会。本文旨在全面概述HCC中miRNA甲基化的现状,阐明其在肝癌分子机制中的意义,并探讨其临床应用潜力。通过探索miRNA甲基化的诊断和治疗潜力,我们试图突出其在增强个性化治疗策略和改善患者预后方面的价值。
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引用次数: 0
Decoding the regulatory roles of circular RNAs in cardiac fibrosis 解码环状rna在心脏纤维化中的调节作用。
IF 5.9 3区 生物学 Q1 BIOCHEMISTRY & MOLECULAR BIOLOGY Pub Date : 2024-12-09 DOI: 10.1016/j.ncrna.2024.11.007
Qianhui You , Jiajing Yu , Runfang Pan, Jiaming Feng, Haidong Guo, Baonian Liu
Cardiovascular diseases (CVDs) are the primary cause of death globally. The evolution of nearly all types of CVDs is characterized by a common theme: the emergence of cardiac fibrosis. The precise mechanisms that trigger cardiac fibrosis are still not completely understood. In recent years, a type of non-coding regulatory RNA molecule known as circular RNAs (circRNAs) has been reported. These molecules are produced during back splicing and possess significant biological capabilities, such as regulating microRNA activity, serving as protein scaffolds and recruiters, competing with mRNA, forming circR-loop structures to modulate transcription, and translating polypeptides. Furthermore, circRNAs exhibit a substantial abundance, notable stability, and specificity of tissues, cells, and time, endowing them with the potential as biomarkers, therapeutic targets, and therapeutic agents. CircRNAs have garnered growing interest in the field of CVDs. Recent investigations into the involvement of circRNAs in cardiac fibrosis have yielded encouraging findings. This study aims to provide a concise overview of the existing knowledge about the regulatory roles of circRNAs in cardiac fibrosis.
心血管疾病(cvd)是全球死亡的主要原因。几乎所有类型的心血管疾病的演变都有一个共同的特点:心脏纤维化的出现。引发心脏纤维化的确切机制尚不完全清楚。近年来,一种被称为环状RNA (circRNAs)的非编码调控RNA分子被报道。这些分子在反剪接过程中产生,具有重要的生物学功能,如调节microRNA活性,作为蛋白质支架和招募者,与mRNA竞争,形成环状结构调节转录,翻译多肽。此外,环状rna表现出大量的丰度、显著的稳定性和组织、细胞和时间的特异性,赋予它们作为生物标志物、治疗靶点和治疗剂的潜力。circrna在心血管疾病领域引起了越来越多的兴趣。最近对环状rna参与心脏纤维化的研究取得了令人鼓舞的发现。本研究旨在简要概述circRNAs在心脏纤维化中的调节作用的现有知识。
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引用次数: 0
Non-coding RNAs and regulation of the PI3K signaling pathway in lung cancer: Recent insights and potential clinical applications 肺癌中PI3K信号通路的非编码rna和调控:最新见解和潜在临床应用
IF 5.9 3区 生物学 Q1 BIOCHEMISTRY & MOLECULAR BIOLOGY Pub Date : 2024-12-03 DOI: 10.1016/j.ncrna.2024.11.006
Mehrdad Hashemi , Asal Abolghasemi Fard , Bita Pakshad , Pezhman Shafiei Asheghabadi , Amineh Hosseinkhani , Atena Sadat Hosseini , Parham Moradi , Mohammadreza Mohammadbeygi Niye , Ghazal Najafi , Mohadeseh Farahzadi , Saloomeh Khoushab , Afshin Taheriazam , Najma Farahani , Mahya Mohammadi , Salman Daneshi , Noushin Nabavi , Maliheh Entezari
Lung cancer (LC) is one of the most common causes of cancer-related death worldwide. It has been demonstrated that the prognosis of current drug treatments is affected by a variety of factors, including late stage, tumor recurrence, inaccessibility to appropriate treatments, and, most importantly, chemotherapy resistance. Non-coding RNAs (ncRNAs) contribute to tumor development, with some acting as tumor suppressors and others as oncogenes. The phosphoinositide 3-kinase (PI3Ks)/AKT serine/threonine kinase pathway is one of the most important common targets of ncRNAs in cancer, which is widely applied to modulate the cell cycle and a variety of biological processes, including cell growth, mobility survival, metabolic activity, and protein production. Discovering the biology of ncRNA-PI3K/AKT signaling may lead to advances in cancer diagnosis and treatment. As a result, we investigated the expression and role of PI3K/AKT-related ncRNAs in clinical characteristics of lung cancer, as well as their functions as potential biomarkers in lung cancer diagnosis, prognosis, and treatment.
肺癌(LC)是全球癌症相关死亡的最常见原因之一。研究表明,目前药物治疗的预后受到多种因素的影响,包括晚期、肿瘤复发、无法获得适当的治疗,最重要的是化疗耐药。非编码rna (ncRNAs)有助于肿瘤的发展,其中一些作为肿瘤抑制因子,另一些作为致癌基因。磷酸肌肽3-激酶(PI3Ks)/AKT丝氨酸/苏氨酸激酶通路是ncrna在癌症中最重要的共同靶点之一,广泛应用于调节细胞周期和多种生物过程,包括细胞生长、移动存活、代谢活性和蛋白质产生。发现ncRNA-PI3K/AKT信号传导的生物学特性可能会导致癌症诊断和治疗的进步。因此,我们研究了PI3K/ akt相关ncrna在肺癌临床特征中的表达和作用,以及它们作为肺癌诊断、预后和治疗的潜在生物标志物的功能。
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引用次数: 0
MiR-192–5p targets cell cycle regulation in diabetic kidney disease via cyclin-dependent kinase inhibitor 3 MiR-192-5p通过周期蛋白依赖性激酶抑制剂3靶向糖尿病肾病的细胞周期调节。
IF 5.9 3区 生物学 Q1 BIOCHEMISTRY & MOLECULAR BIOLOGY Pub Date : 2024-11-19 DOI: 10.1016/j.ncrna.2024.11.003
Biswajit Sahoo, Deendayal Das Mishra, Swasti Tiwari
Diabetic kidney disease (DKD), a.k.a diabetic nephropathy, is a leading cause of end-stage renal disease. However, in a fair percentage of patients with type-2 diabetes, renal involvement also occurs due to non-diabetic reasons (non-diabetic kidney disease, NDKD). In this study, we identified miRNA-mRNA regulatory networks specific to human DKD pathogenesis. miRNA profiling of the renal biopsy from cases (DKD, n = 5), disease controls (T2DM with NDKD, n = 6), and non-diabetic, non-CKD controls (patients undergoing nephrectomy for renal cancer, n = 3) revealed 68 DKD-specific miRNA regulation. Sixteen target mRNAs of these DKD-miRNAs were found to have a negative association with the estimated glomerular filtration rate (eGFR) in patients with DKD. The renal gene expression and eGFR data of DKD patients (n = 10–18) in the NephroSeq database were used. Based on these findings, 11 miRNA-mRNA regulatory networks were constructed for human DKD pathogenesis. Of these, in-vitro validation of miR-192-5p- CDKN3 (Cell cycle-dependent kinase inhibitor 3) network was done as miR-192–5p exhibited a maximum number of target genes in the identified DKD regulatory networks, and CDKN3 appeared as a novel target of miR-192–5p in our study. We demonstrated that miR-192–5p overexpression or knockdown of CDKN3 attenuated high glucose-induced apoptosis, fibrotic gene expression, cell hypertrophy, and cell cycle dysregulation and improved viability of proximal tubular cells. Moreover, miR-192–5p overexpression significantly inhibited CDKN3 mRNA and protein expression in proximal tubular cells. Overall, 11 miRNA-mRNA regulatory networks were predicted for human DKD pathogenesis; among these, the association of miR-192-5p- CDKN3 network DKD pathogenesis was confirmed in proximal tubular cell culture.
糖尿病肾病(DKD),又名糖尿病肾病,是终末期肾脏疾病的主要原因。然而,在相当比例的2型糖尿病患者中,肾脏受累也发生于非糖尿病原因(非糖尿病肾病,NDKD)。在这项研究中,我们确定了人类DKD发病机制特异性的miRNA-mRNA调控网络。来自病例(DKD, n = 5)、疾病对照(T2DM合并NDKD, n = 6)和非糖尿病、非ckd对照(因肾癌而行肾切除术的患者,n = 3)的肾活检的miRNA分析显示,有68个DKD特异性miRNA调节。这些DKD- mirna的16个靶mrna被发现与DKD患者肾小球滤过率(eGFR)的估计呈负相关。使用NephroSeq数据库中DKD患者(n = 10-18)肾脏基因表达和eGFR数据。在此基础上,构建了人类DKD发病机制的11个miRNA-mRNA调控网络。其中,我们对miR-192-5p- CDKN3(细胞周期依赖性激酶抑制剂3)网络进行了体外验证,因为miR-192-5p在鉴定的DKD调节网络中表现出最多的靶基因,CDKN3在我们的研究中成为miR-192-5p的新靶点。我们证明,miR-192-5p过表达或敲低CDKN3可减轻高糖诱导的细胞凋亡、纤维化基因表达、细胞肥大和细胞周期失调,并提高近端小管细胞的活力。此外,miR-192-5p过表达显著抑制近端小管细胞中CDKN3 mRNA和蛋白的表达。总体而言,预测了11个miRNA-mRNA调控网络与人类DKD发病机制有关;其中,在近端小管细胞培养中证实了miR-192-5p- CDKN3网络与DKD发病机制的关联。
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引用次数: 0
Deciphering the roles of non-coding RNAs in liposarcoma development: Challenges and opportunities for translational therapeutic advances 解读非编码rna在脂肪肉瘤发展中的作用:转化治疗进步的挑战和机遇。
IF 5.9 3区 生物学 Q1 BIOCHEMISTRY & MOLECULAR BIOLOGY Pub Date : 2024-11-15 DOI: 10.1016/j.ncrna.2024.11.005
Zhi Xiong Chong , Wan Yong Ho , Swee Keong Yeap
Liposarcoma is one of the most prevalent forms of soft tissue sarcoma, and its prognosis is highly dependent on its molecular subtypes. Non-coding RNAs (ncRNAs) like microRNAs (miRNAs) and long non-coding RNAs (lncRNAs) can bind various cellular targets to regulate carcinogenesis. By affecting the expressions and activities of their downstream targets post-transcriptionally, dysregulations of miRNAs can alter different oncogenic signalling pathways, mediating liposarcoma progression. On the contrary, lncRNAs can sponge miRNAs to spare their downstream targets from translational repression, indirectly affecting miRNA-regulated oncogenic activities. In the past 15 years, multiple fundamental and clinical research has shown that different ncRNAs play essential roles in modulating liposarcoma development. Yet, there is a lack of an effective review report that could summarize the findings from various studies. To narrow this literature gap, this review article aimed to compare the findings from different studies on the tumour-regulatory roles of ncRNAs in liposarcoma and to understand how ncRNAs control liposarcoma progression mechanistically. Additionally, the reported findings were critically reviewed to evaluate the translational potentials of various ncRNAs in clinical applications, including employing these ncRNAs as diagnostic and prognostic biomarkers or as therapeutic targets in the management of liposarcoma. Overall, over 15 ncRNAs were reported to play essential roles in modulating different cellular pathways, including apoptosis, WNT/β-catenin, TGF-β/SMAD4, EMT, interleukin, and YAP-associated pathways to influence liposarcoma development. 28 ncRNAs were reported to be upregulated in liposarcoma tissues or circulation, whereas 11 were downregulated, making them potential candidates as liposarcoma diagnostic biomarkers. Among these ncRNAs, measuring the tissues or circulating levels of miR-155 and miR-195 was reported to help detect liposarcoma, differentiate liposarcoma subtypes, and predict the survival and treatment response of liposarcoma patients. Overall, except for a few ncRNAs like miR-155 and miR-195, current evidence to support the use of discussed ncRNAs as biomarkers and therapeutic targets in managing liposarcoma is mainly based on a single-center study with relatively small sample sizes or cell-based studies. Hence, more large-scale multi-center studies should be conducted to further confirm the sensitivity, specificity, and safety of ncRNAs as biomarkers and therapeutic targets. Instead of furthering investigation to confirm the translational values of all the discussed ncRNAs, which can be time- and cost-consuming, it would be more practical to focus on a few ncRNAs, including miR-155 and miR-195, to evaluate if they are sensitive and safe to be used as liposarcoma biomarkers and therapeutic agents or targets.
脂肪肉瘤是最常见的软组织肉瘤之一,其预后高度依赖于其分子亚型。非编码rna (ncRNAs)如microRNAs (miRNAs)和长链非编码rna (lncRNAs)可以结合各种细胞靶点来调节癌变。通过影响转录后下游靶标的表达和活性,mirna的失调可以改变不同的致癌信号通路,介导脂肪肉瘤的进展。相反,lncrna可以吸收mirna,使其下游靶标免受翻译抑制,间接影响mirna调控的致癌活性。在过去的15年中,多项基础和临床研究表明,不同的ncrna在调节脂肪肉瘤的发展中发挥着重要作用。然而,缺乏一份有效的审查报告,可以总结各种研究的结果。为了缩小这一文献差距,本文旨在比较ncRNAs在脂肪肉瘤中的肿瘤调节作用的不同研究结果,并了解ncRNAs如何从机制上控制脂肪肉瘤的进展。此外,研究人员对报告的研究结果进行了严格的回顾,以评估各种ncrna在临床应用中的翻译潜力,包括将这些ncrna用作诊断和预后生物标志物或作为脂肪肉瘤治疗中的治疗靶点。总的来说,超过15种ncrna被报道在调节不同的细胞通路中发挥重要作用,包括凋亡、WNT/β-catenin、TGF-β/SMAD4、EMT、白细胞介素和yap相关通路,以影响脂肪肉瘤的发展。据报道,28个ncrna在脂肪肉瘤组织或循环中上调,而11个下调,使其成为脂肪肉瘤诊断生物标志物的潜在候选者。据报道,在这些ncrna中,测量miR-155和miR-195的组织或循环水平有助于检测脂肪肉瘤,区分脂肪肉瘤亚型,并预测脂肪肉瘤患者的生存和治疗反应。总的来说,除了miR-155和miR-195等少数ncrna外,目前支持使用所讨论的ncrna作为治疗脂肪肉瘤的生物标志物和治疗靶点的证据主要基于相对较小样本量的单中心研究或基于细胞的研究。因此,需要开展更大规模的多中心研究,进一步确认ncrna作为生物标志物和治疗靶点的敏感性、特异性和安全性。与其进一步研究以确认所有讨论的ncrna的翻译价值,这可能既费时又费钱,不如专注于少数ncrna,包括miR-155和miR-195,以评估它们作为脂肪肉瘤生物标志物和治疗剂或靶点是否敏感和安全。
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引用次数: 0
The functions of immune system-derived miRNAs in cardiovascular diseases 免疫系统来源的mirna在心血管疾病中的功能。
IF 5.9 3区 生物学 Q1 BIOCHEMISTRY & MOLECULAR BIOLOGY Pub Date : 2024-11-14 DOI: 10.1016/j.ncrna.2024.11.004
Albert Sufianov , Murad Agaverdiev , Andrey Mashkin , Tatiana Ilyasova
Cardiovascular diseases (CVD) are the foremost cause of mortality worldwide, with recent advances in immunology underscoring the critical roles of immune cells in their onset and progression. MicroRNAs (miRNAs), particularly those derived from the immune system, have emerged as vital regulators of cellular functions within the cardiovascular landscape. This review focuses on "immuno-miRs," a class of miRNAs that are highly expressed in immune cells, including T cells, B cells, NK cells, neutrophils, and monocytes/macrophages, and their significant role in controlling immune signaling pathways. Highlighting recent studies in human and animal models, this review examines how miRNAs influence both innate and adaptive immune responses and explores their potential as therapeutic targets for CVD. Special emphasis is placed on miRNAs that regulate T cells, suggesting that targeted manipulation of these miRNA pathways could offer new strategies for CVD treatment. As research in cardiovascular immunology advances, this review aims to provide a thorough overview of the potential of immune system-derived miRNAs to revolutionize CVD management and therapy, addressing a major global health challenge.
心血管疾病(CVD)是世界范围内死亡的首要原因,免疫学的最新进展强调了免疫细胞在其发病和进展中的关键作用。microrna (mirna),特别是那些来自免疫系统的,已经成为心血管系统中细胞功能的重要调节因子。这篇综述的重点是“免疫mirs”,一类在免疫细胞中高度表达的mirna,包括T细胞、B细胞、NK细胞、中性粒细胞和单核/巨噬细胞,以及它们在控制免疫信号通路中的重要作用。强调最近在人类和动物模型中的研究,本综述探讨了miRNAs如何影响先天和适应性免疫反应,并探讨了它们作为CVD治疗靶点的潜力。特别强调的是调节T细胞的miRNA,这表明靶向操纵这些miRNA通路可能为心血管疾病治疗提供新的策略。随着心血管免疫学研究的进展,本综述旨在全面概述免疫系统来源的mirna在改变心血管疾病管理和治疗方面的潜力,解决一项重大的全球健康挑战。
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Non-coding RNA Research
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