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Transfer RNA-derived fragment tRF-23-Q99P9P9NDD promotes progression of gastric cancer by targeting ACADSB

Journal of Zhejiang university-Science B(Biomedicine & Biotechnology) 2024年第5期25卷 438-450页

作者： Yu ZHANG Xinliang GU Yang LI Xun LI Yuejiao HUANG Shaoqing JU medical School of nantong university Nantong UniversityNantong 226001China Department of Laboratory Medicine Affiliated Hospital of Nantong UniversityNantong 226001China Research Center of Clinical Medicine Affiliated Hospital of Nantong UniversityNantong 226001China Department of medical Oncology Affiliated Hospital of Nantong UniversityNantong 226001China

Gastric cancer(GC)is one of the most common gastrointestinal *** a newly discovered type of non-coding RNAs,transfer RNA(tRNA)-derived small RNAs(tsRNAs)play a dual biological role in *** previous studies have demonstrated the potential of tRF-23-Q99P9P9NDD as a diagnostic and prognostic biomarker for *** this work,we confirmed for the first time that tRF-23-Q99P9P9NDD can promote the proliferation,migration,and invasion of GC cells in *** dual luciferase reporter gene assay confirmed that tRF-23-Q99P9P9NDD could bind to the 3'untranslated region(UTR)site of acyl-coenzyme A dehydrogenase short/branched chain(ACADSB).In addition,ACADSB could rescue the effect of tRF-23-Q99P9P9NDD on GC ***,we used Gene Ontology(GO),the Kyoto Encyclopedia of Genes and Genomes(KEGG),and Gene Set Enrichment Analysis(GSEA)to find that downregulated ACADSB in GC may promote lipid accumulation by inhibiting fatty acid catabolism and ***,we verified the correlation between ACADSB and 12 ferroptosis genes at the transcriptional level,as well as the changes in reactive oxygen species(ROS)levels by flow *** summary,this study proposes that tRF-23-Q99P9P9NDD may affect GC lipid metabolism and ferroptosis by targeting ACADSB,thereby promoting GC *** provides a theoretical basis for the diagnostic and prognostic monitoring value of GC and opens upnew possibilities for treatment.

关键词： Transfer RNA(tRNA)-derived small RNA(tsRNA) Gastric cancer(GC) Acyl-coenzyme A dehydrogenase short/branched chain(ACADSB) Molecular mechanism Treatment Ferroptosis

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Multiple regulatory roles of the transfer RNA-derived small RNAs in cancers

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Genes & Diseases 2024年第2期11卷 597-613页

作者： Yu Zhang Xinliang Gu Yang Li Yuejiao Huang Shaoqing Ju medical School of nantong university Nantong UniversityNantongJiangsu 226001China Department of Laboratory Medicine Affiliated Hospital of Nantong UniversityNantongJiangsu 226001China Research Center of Clinical Medicine Affiliated Hospital of Nantong UniversityNantongJiangsu 226001China Department of medical Oncology Affiliated Hospital of Nantong UniversityNantongJiangsu 226001China

With the development of sequencing technology,transfer RNA(tRNA)-derived small RNAs(tsRNAs)have received extensive attention as a new type of small noncoding *** on the differences in the cleavage sites of nucleases on tRNAs,tsRNAs can be divided into two categories,tRNA halves(tiRNAs)and tRNA-derived fragments(tRFs),each with specific subcellular ***,the biogenesis of tsRNAs is tissue-specific and can be regulated by tRNA *** this review,we first elaborated on the classification and biogenesis of *** summarizing the latest mechanisms of tsRNAs,including transcriptional gene silencing,post-transcriptional gene silencing,nascent RNA silencing,translation regulation,rRNA regulation,and reverse transcription regulation,we explored the representative biological functions of tsRNAs in ***,this review summarized the clinical value of tsRNAs in cancers,thus providing theoretical support for their potential as novel biomarkers and therapeutic targets.

关键词： Biogenesis Biological function Cancer Mechanism Therapeutic strategy tsRNAs

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Emerging microfluidics for the modeling and treatment of arthritis

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Engineered Regeneration 2024年第2期5卷 153-169页

作者： Nengjie Yang Chi Sun Chen Dong Yuting Huang Yujuan Zhu Zhifeng Gu Department of Rheumatology Research Center of ImmunologyAffiliated Hospital of Nantong UniversityMedical School of Nantong UniversityNantong 226001China Department of Geriatrics Affiliated Hospital of Nantong UniversityNantong UniversityNantong 226001China Department of Dermatology Affiliated Hospital of Nantong UniversityMedical School of Nantong UniversityNantong 226001China Research Center of Clinical Medicine Research Center of ImmunologyAffiliated Hospital of Nantong UniversityNantong 226001China

Microfluidic is a technology that allows the precise control of fluid in a *** its advantages of high throughput and low cost,microfluidic technology has achieved good performance in various fields in recent *** is a general term for a variety of joint diseases,which can be clinically manifested as joint pain and swelling,seriously affecting people’s physical and mental *** present,the causes of arthritis disease are still unknown,and existing disease models and treatment methods are still limited,so more treatments need to be *** organ chip is a cutting-edge technology to build a bionic human organ model,which can reflect the structure and function characteristics of human organs by simulating the physiological environment of tissues and cells in *** paper reviews the application of microfluidic technology in the modeling and treatment of arthritis,hoping to open up a new vision for the study of arthritis.

关键词： Microfluidics Arthritis Organ on a chip Drug delivery system Drug screening

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RNA sequencing of exosomes secreted by fibroblast and Schwann cells elucidates mechanisms underlying peripheral nerve regeneration

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Neural Regeneration Research 2024年第8期19卷 1812-1821页

作者： Xinyang Zhou Yehua Lv Huimin Xie Yan Li Chang Liu Mengru Zheng Ronghua Wu Songlin Zhou Xiaosong Gu Jingjing Li Daguo Mi Suzhou medical college of Soochow university SuzhouJiangsu ProvinceChina Key Laboratory of Neuroregeneration of Jiangsu and Ministry of Education Co-Innovation Center of NeuroregenerationNantong UniversityNantongJiangsu ProvinceChina Department of Orthopedic Nantong Traditional Chinese Medicine HospitalNantongJiangsu ProvinceChina nantong Stomatological Hospital affiliated to nantong university NantongJiangsu ProvinceChina Department of General Practice Affiliated Hospital of Nantong UniversityNantongJiangsu ProvinceChina

Exosomes exhibit complex biological functions and mediate a variety of biological processes,such as promoting axonal regeneration and functional recove ry after *** non-coding RNAs(IncRNAs)have been reported to play a crucial role in axonal *** r,the role of the IncRNA-microRNAmessenger RNA(mRNA)-competitive endogenous RNA(ceRNA)network in exosome-mediated axonal regeneration remains *** this study,we performed RNA transcriptome sequencing analysis to assess mRNA expression patterns in exosomes produced by cultured fibroblasts(FC-EXOs)and Schwann cells(SCEXOs).Diffe rential gene expression analysis,Gene Ontology analysis,Kyoto Encyclopedia of Genes and Genomes analysis,and protein-protein intera ction network analysis were used to explo re the functions and related pathways of RNAs isolated from FC-EXOs and *** found that the ribosome-related central gene Rps5 was enriched in FC-EXOs and SC-EXOs,which suggests that it may promote axonal *** addition,using the miRWalk and Starbase prediction databases,we constructed a regulatory network of ceRNAs targeting Rps5,including 27 microRNAs and five *** ceRNA regulatory network,which included Ftx and Miat,revealed that exsosome-derived Rps5 inhibits scar formation and promotes axonal regeneration and functional recovery after nerve *** findings suggest that exosomes derived from fibro blast and Schwann cells could be used to treat injuries of peripheral nervous system.

关键词： ceRNA network exosomes fibroblast cells Gene Ontology(GO) Kyoto Encyclopedia of Genes and Genomes(KEGG) protein-protein interaction(PPI)networks RNA-seq Schwann cells

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Hepatic perivascular epithelioid cell tumors:The importance of preoperative diagnosis

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World Journal of Gastroenterology 2024年第13期30卷 1926-1933页

作者： Shuai Yan Jia-Jie Lu Lin Chen Wei-Hua Cai Jin-Zhu Wu Department of medical School Nantong UniversityNantong 226300Jiangsu ProvinceChina Department of Hepatobiliary Surgery Affiliated Nantong Hospital 3 of Nantong UniversityNantong 226006Jiangsu ProvinceChina nantong Institute of Liver Disease Affiliated Nantong Hospital 3 of Nantong UniversityNantong 226006Jiangsu ProvinceChina

Accurate preoperative diagnosis is highly important for the treatment of perivascular epithelioid cell tumors(PEComas)because PEComas are mainly benign tumors and may not require surgical *** analyzing the causes,properties and clinical manifestations of PEComas,we summarize the challenges and solutions in the diagnosis of PEComas.

关键词： Hepatic perivascular epithelioid cell tumors Liver Preoperative diagnosis Angiomyolipomas Mesenchymal tissue-derived tumors

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Cytochrome P45026A1 Contributes to the Maintenance of Neuropathic Pain

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Neuroscience Bulletin 2024年第3期40卷 293-309页

作者： De-Li Cao Ling-Jie Ma Bao-Chun Jiang Qiang Gu Yong-Jing Gao Institute of Pain Medicine and Special Environmental Medicine Co-innovation Center of NeuroregenerationNantong UniversityNantong226019China nantong university medical School Nantong226001China Department of Pain Management The Affiliated Hospital of Nantong UniversityNantong226001China

The cytochrome P450 proteins(CYP450s)have been implicated in catalyzing numerous important biological reactions and contribute to a variety of ***26A1,a member of the CYP450 family,carries out the oxidative metabolism of retinoic acid(RA),the active metabolite of vitamin *** we report that CYP26A1 was dramatically upregulated in the spinal cord after spinal nerve ligation(SNL).CYP26A1 was mainly expressed in spinal neurons and *** analysis displayed that the content of all-trans-RA(at-RA),the substrate of CYP26A1,was reduced in the spinal cord on day 7 after *** of CYP26A1 by siRNA or inhibition of CYP26A1-mediated at-RA catabolism by talarozole relieved the SNL-induced mechanical allodynia during the maintenance phase of neuropathic *** also reduced SNL-induced glial activation and proinflammatory cytokine production but increased anti-inflammatory cytokine(IL-10)*** RA receptors RARα,RXRβ,and RXRγwere expressed in spinal neurons and glial *** promoter of Il-10 has several binding sites for RA receptors,and at-RA directly increased Il-10 mRNA expression in ***,intrathecal IL-10 attenuated SNL-induced neuropathic pain and reduced the activation of astrocytes and ***,the inhibition of CYP26A1-mediated at-RA catabolism alleviates SNL-induced neuropathic pain by promoting the expression of IL-10 and suppressing glial ***26A1 may be a potential therapeutic target for the treatment of neuropathic pain.

关键词： CYP26A1 Microglia Astrocytes ERK P38 IL-10 Neuropathic pain

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Biological function of miRNA-145-5p in angiotensin II induced renal inflammation

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BIOCELL 2024年第4期48卷 601-611页

作者： BIN LI YUCHENG SHENG XIAOYING XU SHENGCUN WANG HONGYAN SONG JINGYUAN LI HAONAN JI QINGHUA WANG XIAODI ZHOU LONGJU QI Department of Pediatrics Affiliated Hospital of Nantong UniversityNantong226001China Department of Science and Education Affiliated Nantong Hospitalof Nantong UniversityNantong226001China Laboratory Animal Center Nantong UniversityNantong226001China Department of Gynecology and Obstetrics and Department of Oncology Hai’an Hospital Affiliated to Nantong UniversityNantong226600China

Objective:Chronic kidney disease(CKD)is a progressive disorder characterized by intricate structural and functional alterations in the kidneys,attributable to diverse causative ***,the therapeutic promise of miR-145-5p in addressing renal pathologies has been *** investigation seeks to elucidate the functional role of miR-145-5p in injured kidneys by subjecting human glomerular mesangial cells(HGMCs)to stimulation with Angiotensin II(AngII).Materials and Methods:Cellular viability and the levels of inﬂammatory mediators were evaluated utilizing Cell Counting Kit-8(CCK-8),quantitative real-time polymerase chain reaction(qRT-PCR),and western blot methodologies,both in the presence of AngII incubation and in scenarios of miR-145p overexpression and ***,the cell cycle dynamics were elucidated through Fluorescence-activated Cell Sorting(FACS)***:AngII incubation induced an upregulation of miR-145-5p and inﬂammatory factors including Intercellular Adhesion Molecule 1(ICAM-1),Interleukin 6(IL-6),Interleukin 8(IL-8),and Interleukin 1β(IL-1β).Additionally,it elevated the expression of Cyclin A2,Cyclin D1,and the G2/M cell cycle ***,inhibition of miR-145-5p heightened the levels of inﬂammatory factors and cell cycle regulators induced by AngII *** expression of miR-145-5p correlated with a downregulation of Interleukin 10(IL-10)expression,concurrently promoting HGMC proliferation under AngII ***,ectopic miR-145-5p expression demonstrated a reduction in inﬂammatory factors,cell cyclin regulators,G2/M cell cycle ratio,and overall ***:MiR-145-5p exhibited inhibitory effects on the inﬂammatory response and proliferation induced by Angiotensin II in HGMCs,showcasing its potential as a therapeutic avenue for the treatment of kidney injury.

关键词： miR-145-5p Kidney Angiotensin II Cell cycle Inflammation

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Differences in insomnia-related self-reported outcomes among elderly hospitalized patients

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World Journal of Psychiatry 2024年第5期14卷 686-694页

作者： Xia Ding Ling-Xia Qi Dong-Yun Sun Department of Gangzha General medical Center The Affiliated Hospital of Nantong UniversityNantong 226000Jiangsu ProvinceChina Department of Anesthesiology and Surgery The Affiliated Hospital of Nantong UniversityNantong 226000Jiangsu ProvinceChina Department of Ophthalmic Surgery Room The Affiliated Hospital of Nantong UniversityNantong 226000Jiangsu ProvinceChina

Insomnia is among the most common sleep disorders *** in older adults is a social and public health *** affects the physical and mental health of elderly hospitalized patients and can aggravate or induce physical *** subjective feelings and providing reasonable and standardized care for elderly hospitalized patients with insomnia are urgent *** To explore the differences in self-reported outcomes associated with insomnia among elderly hospitalized *** One hundred patients admitted to the geriatric unit of our hospital between June 2021 and December 2021 were included in this ***-reported symptoms were assessed using the Athens Insomnia Scale(AIS),Generalized Anxiety Disorder Scale-7(GAD-7),Geriatric Depression Scale-15(GDS-15),Memorial university of Newfoundland Scale of Happiness(MUNSH),Barthel Index Evaluation(BI),Morse Fall Scale(MFS),Mini-Mental State Examination,and the Short Form 36 Health Survey Questionnaire(SF-36).Correlation coefficients were used to analyze the correlation between sleep quality and self-reported *** of insomnia was analyzed using Logistic regression *** Nineteen patients with AIS≥6 were included in the insomnia group,and the incidence of insomnia was 19%(19/100).The remaining 81 patients were assigned to the non-insomnia *** were significant differences between the two groups in the GDA-7,GDS-15,MUNSH,BI,MFS,and SF-36 items(P<0.05).Patients in the insomnia group were more likely to experience anxiety,depression,and other mental illnesses,as well as difficulties with everyday tasks and a greater risk of falling(P<0.05).Subjective well-being and quality of life were poorer in the insomnia group than in the control *** AIS scores positively correlated with the GAD-7,GDS-15,and MFS scores in elderly hospitalized patients with insomnia(P<0.05).Logistic regression analysis showed that GDS-15≥5 was an independent risk factor for ins

关键词： Elderly hospitalized patients Insomnia Self-reported outcomes Symptoms Subjective feelings Correlation

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Olfactory dysfunction and its related molecular mechanisms in Parkinson’s disease

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Neural Regeneration Research 2024年第3期19卷 583-590页

作者： Yingying Gu Jiaying Zhang Xinru Zhao Wenyuan Nie Xiaole Xu Mingxuan Liu Xiaoling Zhang college of Pharmacy Nantong UniversityNantongJiangsu ProvinceChina

Changes in olfactory function are considered to be early biomarkers of Parkinson’s *** dysfunction is one of the earliest non-motor features of Parkinson’s disease,appearing in about 90%of patients with early-stage Parkinson’s disease,and can often predate the diagnosis by ***,olfactory dysfunction should be considered a reliable marker of the ***,the mechanisms responsible for olfactory dysfunction are currently *** this article,we clearly explain the pathology and medical definition of olfactory function as a biomarker for early-stage Parkinson’s *** the basis of the findings of clinical olfactory function tests and animal model experiments as well as neurotransmitter expression levels,we further characterize the relationship between olfactory dysfunction and neurodegenerative diseases as well as the molecular mechanisms underlying olfactory dysfunction in the pathology of early-stage Parkinson’s *** findings highlighted in this review suggest that olfactory dysfunction is an important biomarker for preclinical-stage Parkinson’s ***,therapeutic drugs targeting non-motor symptoms such as olfactory dysfunction in the early stage of Parkinson’s disease may prevent or delay dopaminergic neurodegeneration and reduce motor symptoms,highlighting the potential of identifying effective targets for treating Parkinson’s disease by inhibiting the deterioration of olfactory dysfunction.

关键词： biomarker early-stage olfactory disorders olfactory dysfunction Parkinson’s disease

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The combined application of stem cells and three-dimensional bioprinting scaffolds for the repair of spinal cord injury

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Neural Regeneration Research 2024年第8期19卷 1751-1758页

作者： Dingyue Ju Chuanming Dong Department of Anatomy Medical College of Nantong UniversityNantongJiangsu ProvinceChina Key Laboratory of Neuroregeneration of Jiangsu and Ministry of Education Co-innovation Center of NeuroregenerationNantong UniversityNantongJiangsu ProvinceChina

Spinal cord injury is considered one of the most difficult injuries to repair and has one of the worst prognoses for injuries to the nervous *** surgery,the poor regenerative capacity of nerve cells and the generation of new scars can make it very difficult for the impaired nervous system to restore its neural *** treatments can only alleviate secondary injuries but cannot fundamentally repair the spinal ***,there is a critical need to develop new treatments to promote functional repair after spinal cord *** recent years,there have been seve ral developments in the use of stem cell therapy for the treatment of spinal cord *** significant developments in the field of tissue engineering,three-dimensional bioprinting technology has become a hot research topic due to its ability to accurately print complex *** led to the loading of three-dimensional bioprinting scaffolds which provided precise cell *** three-dimensional bioprinting scaffolds co uld repair damaged neural circuits and had the potential to repair the damaged spinal *** this review,we discuss the mechanisms underlying simple stem cell therapy,the application of different types of stem cells for the treatment of spinal cord injury,and the different manufa cturing methods for three-dimensional bioprinting *** particular,we focus on the development of three-dimensional bioprinting scaffolds for the treatment of spinal cord injury.

关键词： biomaterials embryonic stem cells induced pluripotent stem cells mesenchymal stem cells nerve regeneration spinal cord injury stem cell therapy stem cells three-dimensional bioprinting

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