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Bone marrow-derived mesenchymal stem cell-derived exosomeloaded miR-129-5p targets high-mobility group box 1 attenuates neurological-impairment after diabetic cerebral hemorrhage

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World Journal of Diabetes 2024年第9期15卷 1979-2001页

作者： yue-Ying Wang Ke Li Jia-Jun Wang Wei Hua Qi Liu Yu-Lan sun Ji-Ping Qi yue-Jia Song Department of Pathology The First Affiliated Hospital of Harbin Medical UniversityHarbin 150001Heilongjiang ProvinceChina Department of Endocrinology The First Affiliated Hospital of Harbin Medical UniversityHarbin 150001Heilongjiang ProvinceChina

BACKGROUND Diabetic intracerebral hemorrhage(ICH)is a serious complication of *** role and mechanism of bone marrow mesenchymal stem cell(BMSC)-derived exosomes(BMSC-exo)in neuroinflammation post-ICH in patients with diabetes are *** this study,we investigated the regulation of BMSC-exo on hyperglycemia-induced *** To study the mechanism of BMSC-exo on nerve function damage after diabetes complicated with cerebral *** BMSC-exo were isolated from mouse BMSC *** was followed by transfection with microRNA-129-5p(miR-129-5p).BMSC-exo or miR-129-5poverexpressing BMSC-exo were intravitreally injected into a diabetes mouse model with ICH for in vivo analyses and were cocultured with high glucoseaffected BV2 cells for in vitro *** dual luciferase test and RNA immunoprecipitation test verified the targeted binding relationship between miR-129-5p and high-mobility group box 1(HMGB1).Quantitative polymerase chain reaction,western blotting,and enzyme-linked immunosorbent assay were conducted to assess the levels of some inflammation factors,such as HMGB1,interleukin 6,interleukin 1β,toll-like receptor 4,and tumor necrosis factorα.Brain water content,neural function deficit score,and Evans blue were used to measure the neural function of *** Our findings indicated that BMSC-exo can promote neuroinflammation and functional *** chip analysis of BMSC-exo identified miR-129-5p as the specific microRNA with a protective role in *** of miR-129-5p in BMSC-exo reduced the inflammatory response and neurological impairment in comorbid diabetes and ICH ***,we found that miR-129-5p had a targeted binding relationship with HMGB1 *** We demonstrated that BMSC-exo can reduce the inflammatory response after ICH with diabetes,thereby improving the neurological function of the brain.

关键词： Bone marrow mesenchymal stem cells Exosome Diabetic cerebral hemorrhage Neuroinflammation MicroRNA-129-5p High mobility group box 1

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The evolution,pathogenicity and transmissibility of quadruple reassortant H1N2 swine influenza virus in China:A potential threat to public health

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Virologica Sinica 2024年第2期39卷 205-217页

作者： Xinxin Cui Jinhuan Ma Zifeng Pang Lingzhi Chi Cuishan Mai Hanlin Liu ming Liao Hailiang sun College of Veterinary Medicine South China Agricultural UniversityGuangzhou510642China Key Laboratory of Zoonosis Control and Prevention of Guangdong Province South China Agricultural UniversityGuangzhou510642China National and Regional Joint Engineering Laboratory for Medicament of Zoonosis Prevention and Control South China Agricultural UniversityGuangzhou510642China Shandong Vocational Animal Science and Veterinary College Weifang261061China Institute of Animal Health Guangdong Academy of Agricultural SciencesGuangzhou510640China

Swine are regarded as“intermediate hosts”or“mixing vessels”of influenza viruses,capable of generating strains with pandemic *** 2020 to 2021,we conducted surveillance on swine H1N2 influenza(swH1N2)viruses in swine farms located in Guangdong,Yunnan,and Guizhou provinces in southern China,as well as Henan and Shandong provinces in northern *** systematically analyzed the evolution and pathogenicity of swH1N2 isolates,and characterized their replication and transmission *** isolated viruses are quadruple reassortant H1N2 viruses containing genes from pdm/09 H1N1(PB2,PB1,PA and NP genes),triple-reassortant swine(NS gene),Eurasian Avian-like(HA and M genes),and recent human H3N2(NA gene)*** NA,PB2,and NP of SW/188/20 and SW/198/20 show high gene similarities to A/Guangdong/yue Fang277/2017(H3N2).The HA gene of swH1N2 exhibits a high evolutionary *** five swH1N2 isolates replicate efficiently in human,canine,and swine cells,as well as in the turbinate,trachea,and lungs of mice.A/swine/Shandong/198/2020 strain efficiently replicates in the respiratory tract of pigs and effectively transmitted among ***,these current swH1N2 viruses possess zoonotic potential,highlighting the need for strengthened surveillance of swH1N2 viruses.

关键词： Swine influenza virus(SIV) H1N2 Evolution Replication Pathogenicity Zoonotic potential

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Ambient electrosynthesis of urea from carbon dioxide and nitrate over Mo_(2)C nanosheet

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Chinese Chemical Letters 2024年第8期35卷 319-323页

作者： yue Zhang Xiaoya Fan Xun He Tingyu Yan Yongchao Yao Dongdong Zheng Jingxiang Zhao Qinghai Cai Qian Liu Luming Li Wei Chu Shengjun sun Xuping sun College of Chemistry and Chemical Engineering and Key Laboratory of Photonic and Electronic Bandgap MaterialsMinistry of EducationHarbin Normal UniversityHarbin 150025China Institute of Fundamental and Frontier Sciences University of Electronic Science and Technology of ChinaChengdu 610054China Institute for Advanced Study Chengdu UniversityChengdu 610106China College of Chemistry Chemical Engineering and Materials ScienceShandong Normal UniversityJi’nan 250014China

Electrocatalytic synthesis of urea through C-N bond formation,converting carbon dioxide(CO_(2))and ni-trate(NO_(3)^(-)),presents a promising,less energy-intensive alternative to industrial urea production *** this communication,we report the application of Mo_(2)C nanosheets-decorated carbon sheets(Mo_(2)C/C)as a highly efficient electrocatalyst for facilitating C-N coupling in ambient urea *** CO_(2)-saturated 0.2 mol/L Na_(2)SO_(4)solution containing 0.05 mol/L NO_(3)^(-),the Mo_(2)C/C catalyst achieves an impres-sive urea yield of 579.13μg h^(-1)mg^(-1)with high Faradaic efficiency of 44.80%at-0.5 V versus the reversible hydrogen *** theoretical calculations reveal that the multiple Mo active sites enhance the formation of^(∗)CO and^(∗)NH_(2)intermediates and facilitate their C-N *** research propels the use of Mo_(2)C-based electrodes in electrocatalysis and accentuates the capabilities of binary metal-based catalysts in C-N coupling reactions.

关键词： Mo_(2)C Multiple active sites C-N coupling Electrocatalysis Urea synthesis Density functional theory calculation

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GATIS score for predicting the prognosis of rectal neuroendocrine neoplasms:A Chinese multicenter study of 12-year experience

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World Journal of Gastroenterology 2024年第28期30卷 3403-3417页

作者： Xin-Yu Zeng ming Zhong Guo-Le Lin Cheng-Guo Li Wei-Zhong Jiang Wei Zhang Li-Jian Xia Mao-Jun Di Hong-Xue Wu Xiao-Feng Liao yue-ming sun Min-Hao Yu Kai-Xiong Tao Yong Li Rui Zhang Peng Zhang Department of Gastrointestinal Surgery Union HospitalTongji Medical CollegeHuazhong University of Science and TechnologyWuhan 430074Hubei ProvinceChina Department of Gastrointestinal Surgery Renji HospitalSchool of MedicineShanghai Jiao Tong UniversityShanghai 200127China Department of General Surgery Peking Union Medical College HospitalPeking Union Medical CollegeBeijing 100730China Department of Colorectal Surgery Fujian Medical UniversityFuzhou 350401Fujian ProvinceChina Department of Colorectal Surgery Changhai HospitalShanghai 200433China Department of Gastrointestinal Surgery The First Affiliated Hospital of Shandong First Medical UniversityJinan 250118Shandong ProvinceChina Department of Gastrointestinal Surgery Taihe HospitalHubei University of MedicineShiyan 442099Hubei ProvinceChina Department of Gastrointestinal Surgery I Section Renmin Hospital of Wuhan UniversityWuhan 430060Hubei ProvinceChina Department of General Surgery Xiangyang Central HospitalAffiliated Hospital of Hubei University of Arts and ScienceXiangyang 441021Hubei ProvinceChina Department of Colorectal Surgery Jiangsu Province HospitalNanjing Medical UniversityNanjing 210029Jiangsu ProvinceChina Department of Gastrointestinal Surgery School of MedicineShanghai Jiao Tong UniversityShanghai 200127China Department of General Surgery Guangdong Provincial People’s HospitalGuangdong Academy of Medical SciencesGuangzhou 510080Guangdong ProvinceChina Department of Colorectal Surgery Liaoning Cancer HospitalShenyang 110042Liaoning ProvinceChina

BACKGROUND There is currently a shortage of accurate,efficient,and precise predictive instruments for rectal neuroendocrine neoplasms(NENs).AIM To develop a predictive model for individuals with rectal NENs(R-NENs)using data from a large *** Data from patients with primary R-NENs were retrospectively collected from 17 large-scale referral medical centers in *** forest and Cox proportional hazard models were used to identify the risk factors for overall survival and progression-free survival,and two nomograms were *** A total of 1408 patients with R-NENs were *** grade,T stage,tumor size,age,and a prognostic nutritional index were important risk factors for *** GATIS score was calculated based on these five *** overall survival prediction,the respective C-indexes in the training set were 0.915(95%confidence interval:0.866-0.964)for overall survival prediction and 0.908(95%confidence interval:0.872-0.944)for progression-free survival *** to decision curve analysis,net benefit of the GATIS score was higher than that of a single *** time-dependent area under the receiver operating characteristic curve showed that the predictive power of the GATIS score was higher than that of the TNM stage and pathological grade at all time *** The GATIS score had a good predictive effect on the prognosis of patients with R-NENs,with efficacy superior to that of the World Health Organization grade and TNM stage.

关键词： Rectal neuroendocrine neoplasm Nomogram Random forest Prognosis Overall survival Progression-free survival

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Hepatocellular carcinoma:An analysis of the expression status of stress granules and their prognostic value

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World Journal of Gastrointestinal Oncology 2024年第6期16卷 2571-2591页

作者： Qing-Shuai Ren Qiu sun Shu-Qin Cheng Li-ming Du Ping-Xuan Guo Department of Cardiovascular Surgery North China University of Science and Technology Affiliated HospitalTangshan 063000Hebei ProvinceChina Department of Hepatobiliary Kailuan General HospitalTangshan 063000Hebei ProvinceChina Department of Gastroenterology and Hepatology Tianjin Medical University General HospitalTianjin Institute of Digestive DiseasesTianjin Key Laboratory of Digestive DiseasesTianjin 300000China Department of Traditional Chinese Medicine Kailuan General HospitalTangshan 063000Hebei ProvinceChina Department of Anesthesiology Kailuan General HospitalNorth China University of Science and TechnologyTangshan 063000Hebei ProvinceChina

BACKGROUND Hepatocellular carcinoma(HCC)is a global popular malignant tumor,which is difficult to cure,and the current treatment is *** To analyze the impacts of stress granule(SG)genes on overall survival(OS),survival time,and prognosis in *** The combined The Cancer Genome Atlas-Liver Hepatocellular Carcinoma(TCGA-LIHC),GSE25097,and GSE36376 datasets were utilized to obtain genetic and clinical *** hub gene numbers and corresponding coefficients were determined using the Least absolute shrinkage and selection operator model approach,and genes for constructing risk scores and corresponding correlation coefficients were calculated according to multivariate Cox regression,*** prognostic model’s receiver operating characteristic(ROC)curve was produced and plotted utilizing the time ROC software *** models were constructed to predict the outcomes at 1,3,and 5-year OS prognostications with good prediction *** We identified seven SG genes(DDX1,DKC1,BICC1,HNRNPUL1,CNOT6,DYRK3,CCDC124)having a prognostic significance and developed a risk score *** findings of Kaplan-Meier analysis indicated that the group with a high risk exhibited significantly reduced OS in comparison with those of the low-risk group(P<0.001).The nomogram model’s findings indicate a significant enhancement in the accuracy of OS prediction for individuals with HCC in the TCGA-HCC *** Ontology and Gene Set Enrichment Analysis suggested that these SGs might be involved in the cell cycle,RNA editing,and other biological *** Based on the impact of SG genes on HCC prognosis,in the future,it will be used as a biomarker as well as a unique therapeutic target for the identification and treatment of HCC.

关键词： Stress granule genes Hepatocellular carcinoma Gastrointestinal neoplasms Bioinformatics prognosis Prognostic value

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Long-lifespan thin Li anode achieved by dead Li rejuvenation and Li dendrite suppression for all-solid-state lithium batteries

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Chinese Chemical Letters 2024年第10期35卷 530-536页

作者： Xuejie Gao Xinyang Chen ming Jiang Hanyan Wu Wenfeng Ren Xiaofei Yang Runcang sun Center for Lignocellulosic Chemistry and Biomaterials College of Light Industry and Chemical EngineeringDalian Polytechnic UniversityDalian 116034China Division of Energy Storage Dalian National Laboratoryfor Clean EnergyDalian Institute of Chemical PhysicsChinese Academy of SciencesDalian116023 China Institute of Physical Science and Information Technology Anhui UniversityHefei 230601China

Solid polymer electrolytes(SPEs)are considered to be one of the most promising systems applied in all-solid-state lithium metal batteries(ASSLMBs)on account of their chemical and electrochemical ro bustness,mechanical stability,cost-effective and scalable manufacturing ***,significant en deavors have been directed towards mitigating the formation of the Li dendrite in SPE-based ASSLMBs while research on the inactive lithium in the forms of the solid-electrolyte interface has been rarely re ***,a bi-functional GaI3additive is developed for in-situ generating Li_(3)Ga alloy for suppressing Li dendrite growth,as well as I3-in recovering dead *** on the density functional theory(DFT)results,the Li atom prefers to deposit on the Li_(3)Ga surface and then guide uniform Li deposi tion,while the I3species features a relatively lower lowest unoccupied molecular orbital(LUMO)energy level(-2.12 e V),meaning a higher electron affinity,which is beneficial for reviving inactive lithium to counterbalance the loss of *** a result,in comparison to cells employing pure PEGDME-based electrolytes,the Li-Li symmetric cells utilizing GaI3-containing solid-state electrolyte exhibited a cycling life nearly 30 times longer at a current density/capacity of 0.2 mA/cm^(2),0.2 mAh/cm^(2).The full batterie of LFP//1%GaI3-SPE//40μm Li delivered a noteworthy capacity retention of 82%after 1300 cycles at a rate of 1 C.

关键词： Synergistic effect In-situ Li Ga alloy Suppress Lidendrite Dead lithium regeneration All-solid-state lithium metal batteries

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Suppressor tRNA in gene therapy

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Science China(Life Sciences) 2024年第10期67卷 2120-2131页

作者： Jingjing Ruan Xiaoxiao Yu Huixia Xu Wenrui Cui Kaiye Zhang Chenyang Liu Wenlong sun Xiaodan Huang Lei An yue Zhang The Children's Hospital National Clinical Research Center for Child HealthZhejiang University School of MedicineLiangzhu LaboratoryHangzhou 310000China Liangzhu Laboratory Zhejiang University School of MedicineHangzhou 311121China Department of Thoracic and Cardiovascular Surgery Huaihe Hospital of Henan UniversityHenan UniversityKaifeng 475000China Translational Medicine Center Huaihe Hospital of Henan UniversityHenan UniversityKaifeng 475000China Eye Center The Second Affiliated HospitalSchool of MedicineZhejiang UniversityHangzhou 310009China

Suppressor tRNAs are engineered or naturally occurring transfer RNA molecules that have shown promise in gene therapy for diseases caused by nonsense mutations,which result in premature termination codons(PTCs)in coding sequence,leading to truncated,often nonfunctional *** t RNAs can recognize and pair with these PTCs,allowing the ribosome to continue translation and produce a full-length *** review introduces the mechanism and development of suppressor t RNAs,compares suppressor tRNAs with other readthrough therapies,discusses their potential for clinical therapy,limitations,and *** also summarize the applications of suppressor tRNAs in both in vitro and in vivo,offering new insights into the research and treatment of nonsense mutation diseases.

关键词： suppressor tRNA PTC nonsense mutation readthrough gene therapy

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Impact of task-oriented training based on acupuncture rehabilitation on upper extremity function and quality of life of patients with early stroke

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World Journal of Clinical Cases 2024年第19期12卷 3776-3784页

作者： Hong-Guang Liu Jing-Jing Liu Yan-Ping Wang Hong-Ying Wang Ao sun yue Zhou ming-ming Cai ming-ming Qi Department of Rehabilitation Medicine Ji Xi Ji Mine HospitalJixi 158100Heilongjiang ProvinceChina Department of Neurology Ji Xi Ji Mine HospitalJixi 158100Heilongjiang ProvinceChina Department of Infectious Diseases Jixi Hengshan District People's HospitalJixi 158100Heilongjiang ProvinceChina Department of Medical Care Ji Xi Ji Mine HospitalJixi 158100Heilongjiang ProvinceChina Department of Science and Education Ji Xi Ji Mine HospitalJixi 158100Heilongjiang ProvinceChina

BACKGROUND Eighty percent of stroke patients develop upper limb dysfunction,especially hand dysfunction,which has a very slow recovery,resulting in economic burden to families and *** To investigate the impact of task-oriented training based on acupuncture therapy on upper extremity function in patients with early *** Patients with early stroke hemiplegia who visited our hospital between January 2021 and October 2022 were divided into a control group and an observation group,each with 50 *** control group underwent head acupuncture plus routine upper limb rehabilitation training(acupuncture therapy).In addition to acupuncture and rehabilitation,the observation group underwent upper limb task-oriented training(30 min).Each group underwent treatment 5 d/wk for 4 *** extremity function was assessed in both groups using the Fugl-Meyer Assessment-Upper Extremity(FMA-UE),Wolf Motor Function Rating Scale(WMFT),modified Barthel Index(MBI),and Canadian Occupational Performance Measure(COPM).Quality of life was evaluated using the Short-Form 36-Item Health Survey(SF-36).Clinical efficacy of the interventions was also *** Before intervention,no significant differences were observed in the FMA-UE,MBI,and WMFT scores between the two groups(P>0.05).After intervention,the FMA-UE,WMFT,MBI,COPM-Functional Mobility and Satisfaction,and SF-36 scores increased in both groups(P<0.05),with even higher scores in the observation group(P<0.05).The observation group also obtained a higher total effective rate than the control group(P<0.05).CONCLUSION Task-oriented training based on acupuncture rehabilitation significantly enhanced upper extremity mobility,quality of life,and clinical efficacy in patients with early stroke.

关键词： Stroke Acupuncture rehabilitation Task-oriented training Upper extremity training

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Epigenetic and transcriptional landscapes during cerebral cortex development in a microcephaly mouse model

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Journal of Genetics and Genomics 2024年第4期51卷 419-432页

作者： Qing Yang Qiang Cao yue Yu Xianxin Lai Jiahao Feng Xinjie Li Yinan Jiang Yazhou sun Zhong-Wei Zhou Xin Li School of Medicine Shenzhen Campus of Sun Yat-sen UniversityShenzhenGuangdong 518107China Academy of Medical Engineering and Translational Medicine Tianjin UniversityTianjin 300072China Scientific Research Center The Seventh Affiliated Hospital of Sun Yat-sen UniversityShenzhenGuangdong 518107China Guangdong Provincial Key Laboratory of Digestive Cancer Research The Seventh Affiliated Hospital of Sun Yat-sen UniversityShenzhenGuangdong 518107China

The cerebral cortex is a pivotal structure integral to advanced brain functions within the mammalian central nervous *** methylation and hydroxymethylation play important roles in regulating cerebral cortex ***,it remains unclear whether abnormal cerebral cortex development,such as microcephaly,could rescale the epigenetic landscape,potentially contributing to dysregulated gene expression during brain *** this study,we characterize and compare the DNA methylome/hydroxymethylome and transcriptome profiles of the cerebral cortex across several developmental stages in wild-type(WT)mice and Mcph1 knockout(Mcph1-del)mice with severe ***,we discover a global reduction of 5′-hydroxymethylcytosine(5hmC)level,primarily in TET1-binding regions,in Mcph1-del mice compared to WT mice during juvenile and adult ***,genes exhibiting diminished 5hmC levels and concurrently decreased expression are essential for neurodevelopment and brain ***,genes displaying a delayed accumulation of 5hmC in Mcph1-del mice are significantly associated with the establishment and maintenance of the nervous system during the adult *** findings reveal that aberrant cerebral cortex development in the early stages profoundly alters the epigenetic regulation program,which provides unique insights into the molecular mechanisms underpinning diseases related to cerebral cortex development.

关键词： Microcephaly Epigeneticmodification Tet1 Cerebral cortexdevelopment DNA hydroxymethylome Transcriptome

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Pretreatment and analysis techniques development of TKIs in biological samples for pharmacokinetic studies and therapeutic drug monitoring

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Journal of Pharmaceutical Analysis 2024年第4期14卷 439-459页

作者： Lan Chen Yuan Zhang Yi-Xin Zhang Wei-Lai Wang De-Mei sun Peng-Yun Li Xue-Song Feng yue Tan School of Pharmacy China Medical UniversityShenyang110122China Institute of Pharmacology and Toxicology Institution National Engineering Research Center for Strategic DrugsBeijing100850China Department of Gastroenterology Shengjing Hospital of China Medical UniversityShenyang110022China

Tyrosine kinase inhibitors(TKIs)have emerged as the first-line small molecule drugs in many cancer therapies,exerting their effects by impeding aberrant cell growth and proliferation through the modulation of tyrosine kinase-mediated signaling ***,there exists a substantial inter-individual variability in the concentrations of certain TKIs and their metabolites,which may render patients with compromised immune function susceptible to diverse infections despite receiving theoretically efficacious anticancer treatments,alongside other potential side effects or adverse ***,an urgent need exists for an up-to-date review concerning the biological matrices relevant to bioanalysis and the sampling methods,clinical pharmacokinetics,and therapeutic drug monitoring of different *** paper provides a comprehensive overview of the advancements in pretreatment methods,such as protein precipitation(PPT),liquid-liquid extraction(LLE),solid-phase extraction(SPE),micro-SPE(μ-SPE),magnetic SPE(MSPE),and vortex-assisted dispersive SPE(VA-DSPE)achieved since *** also highlights the latest analysis techniques such as newly developed high performance liquid chromatography(HPLC)and high-resolution mass spectrometry(HRMS)methods,capillary electrophoresis(CE),gas chromatography(GC),supercritical fluid chromatography(SFC)procedures,surface plasmon resonance(SPR)assays as well as novel nanoprobes-based biosensing *** addition,a comparison is made between the advantages and disadvantages of different approaches while presenting critical challenges and prospects in pharmacokinetic studies and therapeutic drug monitoring.

关键词： TKIs Microextraction technique HRMS methods Pharmacokinetic studies Therapeutic drug monitoring

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