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CRH upregulates supervillin through ERK and AKT pathways to promote bladder cancer cell migration CRH 通过 ERK 和 AKT 途径上调 supervillin,促进膀胱癌细胞迁移。
IF 3.3 3区 生物学
Cell Biology International Pub Date : 2024-08-01 DOI: 10.1002/cbin.12227
Rongchen Mao, Feier Zhou, Yali Hong, Yongqi Li, Chao Zhu, Lai Jin, Shengnan Li
{"title":"CRH upregulates supervillin through ERK and AKT pathways to promote bladder cancer cell migration","authors":"Rongchen Mao,&nbsp;Feier Zhou,&nbsp;Yali Hong,&nbsp;Yongqi Li,&nbsp;Chao Zhu,&nbsp;Lai Jin,&nbsp;Shengnan Li","doi":"10.1002/cbin.12227","DOIUrl":"10.1002/cbin.12227","url":null,"abstract":"<p>Corticotropin-releasing hormone (CRH) has been well documented playing a role in the regulation of cellular processes, immune responses, and inflammatory processes that can influence the occurrence and development of tumors. Supervillin (SVIL) is a membrane-associated and actin-binding protein, which is actively involved in the proliferation, spread, and migration of cancer cells. This work investigated CRH's influence on bladder cancer cells' migration and relevant mechanisms. By using human bladder cancer cells T24 and RT4 in wound healing experiments and transwell assay, we found that the migration ability of the T24 cells was significantly increased after CRH treatment. In vivo experiments showed that CRH significantly promoted the metastases of T24 cells in cell line-derived xenograft (CDX) mouse model. Interestingly, downregulation of SVIL by SVIL-specifc small hairpin RNAs significantly reduced the promoting effect of CRH on bladder cancer cell migration. Furthermore, CRH significantly increased SVIL messenger RNA and protein expression in T24 cells, accompanied with AKT and ERK phosphorylation in T24 cells. Pretreatment with AKT inhibitor (MK2206) blocked the CRH-induced SVIL expression and ERK phosphorylation. Also, inhibition of ERK signaling pathway by U0126 significantly reduced the CRH-induced SVIL expression and AKT phosphorylation. It suggested that cross-talking between AKT and ERK pathways was involved in the effect of CRH on SVIL. Taken together, we demonstrated that CRH induced migration of bladder cancer cells, in which AKT and ERK pathways -SVIL played a key role.</p>","PeriodicalId":9806,"journal":{"name":"Cell Biology International","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141874322","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Overexpression of EGFL7 promotes angiogenesis and nerve regeneration in peripheral nerve injury 过表达EGFL7可促进周围神经损伤的血管生成和神经再生。
IF 3.3 3区 生物学
Cell Biology International Pub Date : 2024-07-30 DOI: 10.1002/cbin.12221
Zengtao Hao, Zhiqi Huo, Qicheng Aixin-Jueluo, Tao Wu, Yihong Chen
{"title":"Overexpression of EGFL7 promotes angiogenesis and nerve regeneration in peripheral nerve injury","authors":"Zengtao Hao,&nbsp;Zhiqi Huo,&nbsp;Qicheng Aixin-Jueluo,&nbsp;Tao Wu,&nbsp;Yihong Chen","doi":"10.1002/cbin.12221","DOIUrl":"10.1002/cbin.12221","url":null,"abstract":"<p>Peripheral nerve injury (PNI) often leads to significant functional impairment. Here, we investigated the impact of epidermal growth factor-like domain-containing protein 7 (EGFL7) on angiogenesis and nerve regeneration following PNI. Using a sciatic nerve injury model, we assessed nerve function using the sciatic nerve function index. We analyzed the expression levels of EGFL7, forkhead box proteins A1 (FOXA1), nerve growth factor (NGF), brain-derived neurotrophic factors (BDNF), Neurofilament 200 (NF200), myelin protein zero (P0), cell adhesion molecule 1 (CD31), vascular endothelial growth factor (VEGF), and NOTCH-related proteins in tissues and cells. Cell proliferation, migration, and angiogenesis were evaluated through cell counting kit assays, 5-ethynyl-2′deoxyuridine staining, and Transwell assays. We investigated the binding of FOXA1 to the EGFL7 promoter using dual-luciferase assays and chromatin immunoprecipitation. We observed decreased EGFL7 expression and increased FOXA1 expression in PNI, and EGFL7 overexpression alleviated gastrocnemius muscle atrophy, increased muscle weight, and improved motor function. Additionally, EGFL7 overexpression enhanced Schwann cell and endothelial cell proliferation and migration, promoted tube formation, and upregulated NGF, BDNF, NF200, P0, CD31, and VEGF expression. FOXA1 was found to bind to the EGFL7 promoter region, inhibiting EGFL7 expression and activating the NOTCH signaling pathway. Notably, FOXA1 overexpression counteracted the effects of EGFL7 on Schwann cells and endothelial cells. In conclusion, EGFL7 holds promise as a therapeutic molecule for treating sciatic nerve injury.</p>","PeriodicalId":9806,"journal":{"name":"Cell Biology International","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-07-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141854980","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Tumor-associated macrophages: A sentinel of innate immune system in tumor microenvironment gone haywire 肿瘤相关巨噬细胞:肿瘤微环境失控时先天免疫系统的哨兵
IF 3.3 3区 生物学
Cell Biology International Pub Date : 2024-07-25 DOI: 10.1002/cbin.12226
Shaivy Malik, Niti Sureka, Sana Ahuja, Durre Aden, Samreen Zaheer, Sufian Zaheer
{"title":"Tumor-associated macrophages: A sentinel of innate immune system in tumor microenvironment gone haywire","authors":"Shaivy Malik,&nbsp;Niti Sureka,&nbsp;Sana Ahuja,&nbsp;Durre Aden,&nbsp;Samreen Zaheer,&nbsp;Sufian Zaheer","doi":"10.1002/cbin.12226","DOIUrl":"10.1002/cbin.12226","url":null,"abstract":"<p>The tumor microenvironment (TME) is a critical determinant in the initiation, progression, and treatment outcomes of various cancers. Comprising of cancer-associated fibroblasts (CAF), immune cells, blood vessels, and signaling molecules, the TME is often likened to the soil supporting the seed (tumor). Among its constituents, tumor-associated macrophages (TAMs) play a pivotal role, exhibiting a dual nature as both promoters and inhibitors of tumor growth. This review explores the intricate relationship between TAMs and the TME, emphasizing their diverse functions, from phagocytosis and tissue repair to modulating immune responses. The plasticity of TAMs is highlighted, showcasing their ability to adopt either protumorigenic or anti-tumorigenic phenotypes based on environmental cues. In the context of cancer, TAMs' pro-tumorigenic activities include promoting angiogenesis, inhibiting immune responses, and fostering metastasis. The manuscript delves into therapeutic strategies targeting TAMs, emphasizing the challenges faced in depleting or inhibiting TAMs due to their multifaceted roles. The focus shifts towards reprogramming TAMs to an anti-tumorigenic M1-like phenotype, exploring interventions such as interferons, immune checkpoint inhibitors, and small molecule modulators. Noteworthy advancements include the use of CSF1R inhibitors, CD40 agonists, and CD47 blockade, demonstrating promising results in preclinical and clinical settings. A significant section is dedicated to Chimeric Antigen Receptor (CAR) technology in macrophages (CAR-M cells). While CAR-T cells have shown success in hematological malignancies, their efficacy in solid tumors has been limited. CAR-M cells, engineered to infiltrate solid tumors, are presented as a potential breakthrough, with a focus on their development, challenges, and promising outcomes. The manuscript concludes with the exploration of third-generation CAR-M technology, offering insight into in-vivo reprogramming and nonviral vector approaches. In conclusion, understanding the complex and dynamic role of TAMs in cancer is crucial for developing effective therapeutic strategies. While early-stage TAM-targeted therapies show promise, further extensive research and larger clinical trials are warranted to optimize their targeting and improve overall cancer treatment outcomes.</p>","PeriodicalId":9806,"journal":{"name":"Cell Biology International","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-07-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141757342","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
AML cell-derived exosomes suppress the activation and cytotoxicity of NK cells in AML via PD-1/PD-L1 pathway AML细胞衍生的外泌体通过PD-1/PD-L1途径抑制AML中NK细胞的激活和细胞毒性。
IF 3.3 3区 生物学
Cell Biology International Pub Date : 2024-07-19 DOI: 10.1002/cbin.12225
Dandan Wang, Fanchen Zhou, Leiyu He, Xiaohong Wang, Lingrui Song, Haoyu Wang, Shibo Sun, Zhaoming Guo, Kun Ma, Jianqiang Xu, Changhao Cui
{"title":"AML cell-derived exosomes suppress the activation and cytotoxicity of NK cells in AML via PD-1/PD-L1 pathway","authors":"Dandan Wang,&nbsp;Fanchen Zhou,&nbsp;Leiyu He,&nbsp;Xiaohong Wang,&nbsp;Lingrui Song,&nbsp;Haoyu Wang,&nbsp;Shibo Sun,&nbsp;Zhaoming Guo,&nbsp;Kun Ma,&nbsp;Jianqiang Xu,&nbsp;Changhao Cui","doi":"10.1002/cbin.12225","DOIUrl":"10.1002/cbin.12225","url":null,"abstract":"<p>Exosomes are bilayer lipid bodies and contain a variety of bioactive molecules such as proteins, lipids, and nucleic acids, and so forth. Exosomes derived from solid tumors may play critical roles in tumor development and immune evasion. However, the underlying effects of tumor-derived exosomes on immune function in modulating intercellular crosstalk within the bone marrow niche during acute myeloid leukemia (AML) development and immune evasion remain largely elusive. In this study, we aimed to explore the role of AML-exos in AML immune evasion. First, we isolated tumor-derived exosomes from AML cells (AML-exos) and revealed the presence of programmed cell death ligand-1 (PD-L1) protein in AML-exos. Next, we demonstrated that AML-exos can directly suppress the activation of natural killer (NK) cells and inhibit the cytotoxicity of NK cells, probably through activating the programmed cell death-1 (PD-1)/PD-L1 pathway. Furthermore, the inhibitory effect of AML-exos on NK cells could be alleviated by either PD-L1 inhibitor or antagonist. In summary, we demonstrated that AML-exos possess a PD-L1-dependent tumor-promoting effect which may contribute to immune tolerance in antitumor therapy, but blocking the PD-1/PD-L1 pathway may alleviate the tumor immunosuppression induced by AML-exos. Our findings in this study may offer a new immunotherapy strategy to cure AML.</p>","PeriodicalId":9806,"journal":{"name":"Cell Biology International","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-07-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141731012","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Mesenchymal stem/stromal cells alleviate early-stage pulmonary fibrosis in a uPAR-dependent manner 间充质干细胞/基质细胞以 uPAR 依赖性方式缓解早期肺纤维化。
IF 3.3 3区 生物学
Cell Biology International Pub Date : 2024-07-18 DOI: 10.1002/cbin.12222
Anastasia Yu Efimenko, Anna A. Shmakova, Vladimir S. Popov, Natalia A. Basalova, Maxim A. Vigovskiy, Olga A. Grigorieva, Veronika Yu Sysoeva, Polina S. Klimovich, Nikita R. Khabibullin, Vsevolod A. Tkachuk, Kseniya A. Rubina, Ekaterina V. Semina
{"title":"Mesenchymal stem/stromal cells alleviate early-stage pulmonary fibrosis in a uPAR-dependent manner","authors":"Anastasia Yu Efimenko,&nbsp;Anna A. Shmakova,&nbsp;Vladimir S. Popov,&nbsp;Natalia A. Basalova,&nbsp;Maxim A. Vigovskiy,&nbsp;Olga A. Grigorieva,&nbsp;Veronika Yu Sysoeva,&nbsp;Polina S. Klimovich,&nbsp;Nikita R. Khabibullin,&nbsp;Vsevolod A. Tkachuk,&nbsp;Kseniya A. Rubina,&nbsp;Ekaterina V. Semina","doi":"10.1002/cbin.12222","DOIUrl":"10.1002/cbin.12222","url":null,"abstract":"<p>Pulmonary fibrosis, a debilitating lung disorder characterised by excessive fibrous tissue accumulation in lung parenchyma, compromises respiratory function leading to a life-threatening respiratory failure. While its origins are multifaceted and poorly understood, the urokinase system, including urokinase-type plasminogen activator (uPA) and its receptor (uPAR), plays a significant role in regulating fibrotic response, extracellular matrix remodelling, and tissue repair. Mesenchymal stem/stromal cells (MSCs) hold promise in regenerative medicine for treating pulmonary fibrosis. Our study aimed to investigate the potential of MSCs to inhibit pulmonary fibrosis as well as the contribution of uPAR expression to this effect. We found that intravenous MSC administration significantly reduced lung fibrosis in the bleomycin-induced pulmonary fibrosis model in mice as revealed by MRI and histological evaluations. Notably, administering the MSCs isolated from adipose tissue of uPAR knockout mice (<i>Plaur</i>-/- MSCs) attenuated lung fibrosis to a lesser extent as compared to WT MSCs. Collagen deposition, a hallmark of fibrosis, was markedly reduced in lungs treated with WT MSCs versus <i>Plaur</i>-/- MSCs. Along with that, endogenous uPA levels were affected differently; after <i>Plaur</i>-/- MSCs were administered, the uPA content was specifically decreased within the blood vessels. Our findings support the potential of MSC treatment in attenuating pulmonary fibrosis. We provide evidence that the observed anti-fibrotic effect depends on uPAR expression in MSCs, suggesting that uPAR might counteract the uPA accumulation in lungs.</p>","PeriodicalId":9806,"journal":{"name":"Cell Biology International","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-07-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141632804","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Induced expression of AMOT reverses adriamycin resistance in breast cancer cells 诱导表达 AMOT 可逆转乳腺癌细胞对阿霉素的耐药性。
IF 3.3 3区 生物学
Cell Biology International Pub Date : 2024-07-17 DOI: 10.1002/cbin.12198
Haige Zhang, Yingyi Wang, Ya Gao, Mingming Du, Erhu Pan, Mingliang Sun, Xiaozhi Zhang
{"title":"Induced expression of AMOT reverses adriamycin resistance in breast cancer cells","authors":"Haige Zhang,&nbsp;Yingyi Wang,&nbsp;Ya Gao,&nbsp;Mingming Du,&nbsp;Erhu Pan,&nbsp;Mingliang Sun,&nbsp;Xiaozhi Zhang","doi":"10.1002/cbin.12198","DOIUrl":"10.1002/cbin.12198","url":null,"abstract":"<p>Adriamycin (ADR) is widely used against breast cancer, but subsequent resistance always occurs. YAP, a downstream protein of angiomotin (AMOT), importantly contributes to ADR resistance, whereas the mechanism is largely unknown. MCF-7 cells and MDA-MB-231 cells were used to establish ADR-resistant cell. Then, mRNA and protein expressions of AMOT and YAP expressions were determined. After AMOT transfection alone or in combination with YAP, the sensitivity of the cells to ADR were evaluated in vitro by examining cell proliferation, apoptosis, and cell cycle, as well as in vivo by examining tumor growth. Additionally, the expressions of proteins in YAP pathway were determined in AMOT-overexpressing cells. In the ADR-resistant cells, the expression of AMOT was decreased while YAP was increased, respectively, and the nucleus localization of YAP was increased at the same time. After AMOT overexpression, these were inhibited, whereas the cell sensitivity to ADR was enhanced. However, the AMOT-induced changes were significantly suppressed by YAP knockdown. The consistent results in vivo showed that AMOT enhanced the inhibition of ADR on tumor growth, and inhibited YAP signaling, evidenced by decreased levels of YAP, CycD1, and p-ERK. Our data revealed that decreased AMOT contributed to ADR resistance in breast cancer cells, which was importantly negatively mediated YAP. These observations provide a potential therapy against breast cancer with ADR resistance.</p>","PeriodicalId":9806,"journal":{"name":"Cell Biology International","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-07-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141632803","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The migrasome as a developmental learning paradigm in cell biology 迁移体是细胞生物学中的发展学习范例。
IF 3.3 3区 生物学
Cell Biology International Pub Date : 2024-07-15 DOI: 10.1002/cbin.12220
Yujiao Wang, Zirui Wang, Haoran Cui, Leiliang Zhang
{"title":"The migrasome as a developmental learning paradigm in cell biology","authors":"Yujiao Wang,&nbsp;Zirui Wang,&nbsp;Haoran Cui,&nbsp;Leiliang Zhang","doi":"10.1002/cbin.12220","DOIUrl":"10.1002/cbin.12220","url":null,"abstract":"<p>Migrasome is a newly discovered organelle composed of small vesicular structures enclosed in membrane structures. Since its discovery in 2014, migrasome has attracted increasing attention in cell biology due to its critical role in multiple disease processes. Its pivotal role in various disease processes, including cell migration, intercellular communication, removal of damaged mitochondria, embryogenesis localization, immune cell chemotaxis, and virus transmission, underscores its significance in biological systems. With research on migrasome steadily increasing, it becomes a unique resource for undergraduate cell biology education. For deeper understanding of migrasome, we applied a bibliometric approach. Here we conducted a comprehensive analysis of migrasome research by retrieving relevant literature from databases such as Web of Science, Scopus, and PubMed using the keywords “migrasome” or “migrasomes.” Employing CiteSpace software and Prism, we analyzed annual publication trends, identified core authors and institutions, assessed national contributions, examined keywords, and scrutinized highly cited literature related to migrasome research. This study presents a comprehensive overview of migrasome research, elucidating its literature characteristics, key contributors, research hotspots, and emerging trends. By shedding light on the current status and future trajectories of migrasome research, we aim to provide valuable insights for teachers in cell biology education. We propose for the integration of migrasome research into undergraduate curricula to enhance the understanding of cell biology among premedical, medical, and biomedical students, thereby fostering a deeper appreciation for the intricate mechanisms governing cellular behavior and disease processes.</p>","PeriodicalId":9806,"journal":{"name":"Cell Biology International","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-07-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141619407","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Microproteins/micropeptides dysregulation contributes to cancer progression and development: A mechanistic review 微蛋白/微肽失调导致癌症进展和发展:机理综述。
IF 3.3 3区 生物学
Cell Biology International Pub Date : 2024-07-15 DOI: 10.1002/cbin.12219
Paul Rodrigues, Harun Bangali, Eyhab Ali, M. K. Sharma, Bekhzod Abdullaev, Adnan Taan Alkhafaji, Maha Medha Deorari, Rahman S. Zabibah, Ali Haslany
{"title":"Microproteins/micropeptides dysregulation contributes to cancer progression and development: A mechanistic review","authors":"Paul Rodrigues,&nbsp;Harun Bangali,&nbsp;Eyhab Ali,&nbsp;M. K. Sharma,&nbsp;Bekhzod Abdullaev,&nbsp;Adnan Taan Alkhafaji,&nbsp;Maha Medha Deorari,&nbsp;Rahman S. Zabibah,&nbsp;Ali Haslany","doi":"10.1002/cbin.12219","DOIUrl":"10.1002/cbin.12219","url":null,"abstract":"<p>Microproteins, known as micropeptides, are small protein molecules encoded by short open reading frames. These recently identified molecules have been proven to be an essential part of the human proteome that participates in multiple processes, such as DNA repair, mitochondrial respiration, and regulating different signaling pathways. A growing body of studies has evidenced that microproteins exhibit dysregulated expression levels in various malignancies and contribute to tumor progression. It has been reported that microproteins interact with many proteins, such as enzymes (e.g., adenosine triphosphate synthase) and signal transducers (e.g., c-Jun), and regulate malignant cell metabolism, proliferation, and metastasis. Moreover, microproteins have been found to play a significant role in multidrug resistance in vitro and in vivo by their activity in DNA repair pathways. Considering that, this review intended to summarize the roles of microproteins in different aspects of tumorigenesis with diagnostic and therapeutic perspectives.</p>","PeriodicalId":9806,"journal":{"name":"Cell Biology International","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-07-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141619406","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Integrated analysis of differentially m6A modified and expressed lncRNAs for biomarker identification in coronary artery disease 综合分析不同 m6A 修饰和表达的 lncRNA,用于冠状动脉疾病的生物标记物鉴定。
IF 3.3 3区 生物学
Cell Biology International Pub Date : 2024-07-14 DOI: 10.1002/cbin.12224
Rongli Jiang, Qiaowei Jia, Chengcheng Li, Xiongkang Gan, Yaqing Zhou, Yang Pan, Yahong Fu, Xiumei Chen, Lanyu Liang, Enzhi Jia
{"title":"Integrated analysis of differentially m6A modified and expressed lncRNAs for biomarker identification in coronary artery disease","authors":"Rongli Jiang,&nbsp;Qiaowei Jia,&nbsp;Chengcheng Li,&nbsp;Xiongkang Gan,&nbsp;Yaqing Zhou,&nbsp;Yang Pan,&nbsp;Yahong Fu,&nbsp;Xiumei Chen,&nbsp;Lanyu Liang,&nbsp;Enzhi Jia","doi":"10.1002/cbin.12224","DOIUrl":"10.1002/cbin.12224","url":null,"abstract":"<p>N6-methyladenosine (m6A) is the most prevalent internal RNA modification in mammals. However, limited research has been conducted on the role of m6A in coronary artery disease (CAD). We conducted methylated RNA immunoprecipitation sequencing and RNA sequencing to obtain a genome-wide profile of m6A-modified long noncoding RNAs (lncRNAs) in human coronary artery smooth muscle cells either exposed to oxidized low-density lipoprotein treatment or not, and the characteristics of the expression profiles were explored using Gene Ontology and Kyoto Encyclopedia of Genes and Genomes analyses. The predictive effects of seven selected lncRNAs on CAD were evaluated in peripheral blood mononuclear cells (PBMCs). The differentially m6A-modified and expressed lncRNAs related genes were predominantly enriched in small GTPase-mediated signal transduction, ErbB signaling, and Rap1 signaling. Additionally, the expression levels of <i>uc003pes.1</i>, <i>ENST00000422847</i>, and <i>NR_110155</i> were significantly associated with CAD, with <i>uc003pes.1</i> identified as an independent risk factor and <i>NR_110155</i> as an independent protective factor for CAD. <i>NR_110155</i> and <i>uc003pes.1</i> in PBMCs have the potential to serve as biomarkers for predicting CAD.</p>","PeriodicalId":9806,"journal":{"name":"Cell Biology International","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/cbin.12224","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141615976","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
tRNA-derived fragment tRF-30 propels diabetes-induced retinal microvascular complications by regulating STAT3 signaling tRNA衍生片段tRF-30通过调节STAT3信号传导推动糖尿病诱发的视网膜微血管并发症。
IF 3.3 3区 生物学
Cell Biology International Pub Date : 2024-07-12 DOI: 10.1002/cbin.12210
Dongqing Yuan, Yingnan Xu, Lian Xue, Weiwei Zhang, Liuwei Gu, Qinghuai Liu
{"title":"tRNA-derived fragment tRF-30 propels diabetes-induced retinal microvascular complications by regulating STAT3 signaling","authors":"Dongqing Yuan,&nbsp;Yingnan Xu,&nbsp;Lian Xue,&nbsp;Weiwei Zhang,&nbsp;Liuwei Gu,&nbsp;Qinghuai Liu","doi":"10.1002/cbin.12210","DOIUrl":"10.1002/cbin.12210","url":null,"abstract":"<p>Transfer RNA-derived fragments (tRFs) represent a novel class of non-coding RNA transcripts that possess specific biological functions. However, the involvement of tRFs in retinal microvascular diseases remains poorly understood. In this study, we aimed to reveal whether modulation of tRF-30 expression could attenuate pathological retinal neovascular diseases. Our findings demonstrate a significant upregulation of tRF-30 expression levels in both in vivo models of diabetic retinopathy (DR) and in vitro endothelial sprouting models. Conversely, inhibition of tRF-30 expression suppressed the formation of abnormal neovascularization in the retina in vivo, while reducing the proliferation and migration activity of retinal vascular endothelial cells in vitro. We also found that tRF-30 modulates retinal neovascularization through the tRF-30/TRIB3/signal transducer and activated transcription 3 signaling pathway. Furthermore, we validated a significant upregulation of tRF-30 expression levels in the vitreous humor of DR patients, with high levels of both validity and specificity in diagnostic testing. Collectively, our findings highlight a pro-angiogenic role for tRF-30 in DR. Intervening in the tRF-30 signaling pathway may represent a promising prevention and treatment strategy for retinal angiogenesis.</p>","PeriodicalId":9806,"journal":{"name":"Cell Biology International","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-07-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141598734","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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