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Programming of Regulatory T Cells In Situ for Nerve Regeneration and Long-Term Patency of Vascular Grafts

Research 2022年第4期2022卷 571-587页

作者： Yanhong Wang Fangchao Xue Yanzhao Li Lin Lin Yeqin Wang Shanlan Zhao Xingli Zhao Yong Liu ju tan Gang Li Haoran Xiao juan Yan Hao Tian Min Liu Qiao Zhang Zhaojing Ba Lang He Wenyan Zhao Chuhong Zhu Wen Zeng Department of Cll Biology Third Military Army Medical UniversityChongqing 400038China Department of Anatomy National and Regional Engineering Laboratory of Tssue EngineeringState and Local Joint Engineering Laboratory for Vascular ImplantsKey Lab for Biomechanics and Tissue Engineering of ChongqingThird Military Medical UniversityChongqing 400038China State Key Laboratory of Trauma Burn and Combined InjuryChongqingChina Departments of Neurology Southwest HospitalThird Military Medical UniversityChongqingChina

Rapid integration into the host tissue is critical for long-term patency after small diameter tissue engineering vascular grafts(sdTEVGs)*** recognition may be required for host integration and functionalization of the ***,immune rejection and inflammation hinder nerve regeneration of ***,a CRISPR/dCas9-nanocarrier was used for targeted programming of regulatory T cells(Treg cells)in situ to promote nerve regeneration of sdTEVGs by preventing excessive *** cells and(C-C chemokine receptor)CCR2+macrophage recruitment occurred after *** nanodelivery system upregulated ten eleven translocation(TET2)in Treg cells in *** Treg cells upregulated anti-inflammatory cytokines and decreased the proportion of CCR2+***-6 concentrations decreased to the levels required for nerve *** of CRISPR/dCas9 nanodelivery system-modified sdTEVGs in rats resulted in Treg cell editing,control of excessive inflammation,and promoted nerve *** 3 months,nerve regeneration was similar to that observed in normal blood vessels;good immune homeostasis,consistency of hemodynamics,and matrix regeneration were *** recognition promotes further integration of the graft into the host,with unobstructed blood vessels without intimal *** findings provide new insights into vascular implant functionalization by the host.

关键词： inflammation homeostasis graft

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An orally-available monovalent SMAC mimetic compound as a broad-spectrum antiviral

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Protein & Cell 2024年第1期15卷 69-75页

作者： Miao Mei Maria_Antonietta Impagnatiello jun Jiao Ulrich Reiser Ulrike Tontsch-Grunt ju Zhang Paul Nicklin Bingke Yu Yu Wang Yuan He Xu tan Tsinghua-Peking Center for Life Sciences Beijing Advanced Innovation Center for Structural BiologyBeijing Frontier Research Center for Biological StructureMOE Key Laboratory of Bioorganic Phosphorus Chemistry and Chemical BiologySchool of Pharmaceutical SciencesTsinghua UniversityBeijing 100084China Chinese Institutes for Medical Research Beijing 100069China Boehringer Ingelheim RCV GmbH&Co KG ViennaAustria College of Life Sciences and Oceanography Shenzhen UniversityShenzhen 518060China Research Beyond Borders Boehringer IngelheimBiberach an der RissGermany Research Beyond Borders Boehringer IngelheimShanghai 200120China

DearEditor,The coronavirus disease 2019(COVID-19)pandemic caused great global morbidity and mortality concurrent with astronomical socioeconomic damages and *** now,the culpable pathogen,SARS-CoV-2,has infected over 6 hundred million people resulting in more than 6 million deaths worldwide(WHO SARSCoV-2 cases).There is an urgent need for rapid development of effective and affordable therapeutics for COVID-19 patients.

关键词： mortality spectrum compound

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Markovian Quadratic BSDEs with an Unbounded Sub-quadratic Growth

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Chinese Annals of Mathematics,Series B 2024年第3期45卷 441-462页

作者： Jingnan ju Shanjian tanG Shanghai Center for Mathematical Sciences Fudan UniversityShanghai 200433China Department of Finance and Control Sciences School of Mathematical SciencesFudan UniversityShanghai 200433China

This paper is devoted to the solvability of Markovian quadratic backward stochastic differential equations(BSDEs for short)with bounded terminal *** generator is allowed to have an unbounded sub-quadratic growth in the second unknown variable *** existence and uniqueness results are given to these *** an application,an existence result is given to a system of coupled forward-backward stochastic differential equations with measurable coefficients.

关键词： Markovian BSDE Quadratic growth Unbounded sub-quadratic term coeficients Coupled FBSDE

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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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COVID-19 pandemic amplified mortality rates among adolescents with bipolar disorder through family-related factors

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World Journal of Clinical Cases 2024年第11期12卷 1929-1935页

作者： Zhuo-Fan Ye Yi-Han Hong Jian-Lin Yang Meng-Qing tan ju-Min Xie Zu-Cai Xu Department of Neurology The Affiliated Hospital of Zunyi Medical UniversityZunyi 563000Guizhou ProvinceChina Hubei Key Laboratory of Renal Disease Occurrence and Intervention Medical SchoolHubei Polytechnic UniversityHuangshi 435003Hubei ProvinceChina Psychological Children's Ward Mental Health Center of HuangshiHuangshi 435111Hubei ProvinceChina The Collaborative Innovation Center of Tissue Damage Repair and Regeneration Medicine Zunyi Medical UniversityZunyi 563000Guizhou ProvinceChina

BACKGROUND Recently,a growing number of adolescents have been afflicted with mental disorders,with annual morbidity rates on the *** trend has been exacerbated by the global coronavirus disease 2019(COVID-19)pandemic,leading to a surge in suicide and self-harm rates among this *** To investigate the impact of the COVID-19 pandemic on adolescent bipolar disorder(BD),along with the underlying factors contributing to heightened rates of suicide and self-harm among *** A comprehensive statistical analysis was conducted utilizing clinical interviews and self-reports obtained from patients or their *** criteria for BDs were based on the Diagnostic and statistical manual of mental disorders,international classification of diseases-11,and the National institute of mental health research domain *** analyses were performed using SPSS 26.0 software,with significance set at P<*** A cohort of 171 adolescents diagnosed with BD between January 1,2018,and December 31,2022,was included in the *** gender distribution was 2.8:1(female to male),with ages ranging from 11 to 18 years *** factors contributing to adolescent BDs included familial influences,academic stress,genetic predisposition and exposure to school-related ***,a significant increase in suicide attempts and self-harm incidents was observed among adolescents with BD during the COVID-19 *** analysis indicated that the pandemic exacerbated familial discord and heightened academic stress,thereby amplifying the prevalence of suicidal behavior and self-harm among *** The COVID-19 pandemic has exacerbated familial tensions and intensified the incidence of suicide and self-harm among adolescents diagnosed with *** study underscores the urgent need for societal,familial and educational support systems to prioritize the well-being of adolescents and offers valuable insights and guidelines

关键词： Adolescents Bipolar disorder COVID-19 Suicide Self-harm

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Design of multifunctional polymeric binders in silicon anodes for lithium‐ion batteries

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Carbon Energy 2024年第4期6卷 140-163页

作者： Masytha Nuzula Ramdhiny ju‐Won Jeon Department of Chemistry Kookmin UniversitySeoulRepublic of Korea Correspondence

Silicon(Si)is a promising anode material for lithium‐ion batteries(LIBs)owing to its tremendously high theoretical storage capacity(4200 mAh g−1),which has the potential to elevate the energy of ***,Si anodes exhibit severe volume change during lithiation/delithiation processes,resulting in anode pulverization and delamination with detrimental growth of solid electrolyte interface *** a result,the cycling stability of Si anodes is insufficient for commercialization in *** binders can play critical roles in Si anodes by affecting their cycling stability,although they occupy a small portion of the *** review introduces crucial factors influencing polymeric binders'properties and the electrochemical performance of Si *** particular,we emphasize the structure–property relationships of binders in the context of molecular design strategy,functional groups,types of interactions,and functionalities of ***,binders with additional functionalities,such as electrical conductivity and self‐healability,are extensively discussed,with an emphasis on the binder design principle.

关键词： conductivity lithium‐ion batteries molecular interactions polymeric binders self‐healability Si anodes

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Proposition of atomic and close-to-atomic scale manufacturing

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Advances in Manufacturing 2024年第1期12卷 1-5页

作者： ju‑Fan Zhang Jens Ducree School of Mechanical and Materials Engineering University College DublinDublin 4Ireland School of Physical Sciences Dublin City UniversityDublinIreland

Atomic and close-to-atomic scale manufacturing(ACSM)is the core competence of Manufacturing *** other conceptions or terminologies that only focus on the atomic level precision,ACSM defnes a new realm of manufacturing where quantum mechanics plays the dominant role in the atom/molecule addition,migration and removal,considering the uncertainty principle and the discrete nature of *** ACSM is still in its infant stage,only little has been systematically elaborated at the core proposition of ACSM by now,hence there is a need to understand its concept and *** article elucidates the development of ACSM and clarifes its proposition,which aims to achieve a clearer understanding on ACSM and direct more efective eforts toward this promising area.

关键词： Atomic and close-to-atomic scale manufacturing(ACSM) Atomic Precision Manufacturing Paradigm Manufacturing III

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On convergence of covariance matrix of empirical Bayes hyper-parameter estimator

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Control Theory and Technology 2024年第2期22卷 149-162页

作者： Yue ju Biqiang Mu Tianshi Chen School of Data Science and Shenzhen Research Institute of Big Data The Chinese University of Hong KongShenzhenShenzhen518172GuangdongChina Division of Decision and Control Systems School of Electrical Engineering and Computer ScienceKTH Royal Institute of Technology10044StockholmSweden Key Laboratory of Systems and Control Institute of Systems ScienceAcademy of Mathematics and System ScienceChinese Academy of SciencesBeijing100190China

Regularized system identification has become the research frontier of system identification in the past *** related core subject is to study the convergence properties of various hyper-parameter estimators as the sample size goes to *** this paper,we consider one commonly used hyper-parameter estimator,the empirical Bayes(EB).Its convergence in distribution has been studied,and the explicit expression of the covariance matrix of its limiting distribution has been ***,what we are truly interested in are factors contained in the covariance matrix of the EB hyper-parameter estimator,and then,the convergence of its covariance matrix to that of its limiting distribution is *** general,the convergence in distribution of a sequence of random variables does not necessarily guarantee the convergence of its covariance ***,the derivation of such convergence is a necessary complement to our theoretical analysis about factors that influence the convergence properties of the EB hyper-parameter *** this paper,we consider the regularized finite impulse response(FIR)model estimation with deterministic inputs,and show that the covariance matrix of the EB hyper-parameter estimator converges to that of its limiting ***,we run numerical simulations to demonstrate the efficacy of ourtheoretical results.

关键词： Regularized system identification Hyper-parameter estimator Empirical Bayes Convergence of covariance matrix

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Durable Ru Nanocrystal with HfO_(2)Modification for Acidic Overall Water Splitting

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Nano-Micro Letters 2024年第9期16卷 462-477页

作者： Xiangkai Kong Jie Xu Zhicheng ju Changle Chen School of Materials and Physics China University of Mining and TechnologyXuzhou 221116JiangsuPeople’s Republic of China Anhui Province Key Laboratory of Pollutant Sensitive Materials and Environmental Remediation Huaibei Normal UniversityHuaibei 235000AnhuiPeople’s Republic of China School of Chemistry and Materials Science University of Science and Technology of ChinaHefei 230026AnhuiPeople’s Republic of China School of Chemistry and Chemical Engineering Nanjing UniversityNanjing 210023JiangsuPeople’s Republic of China

Durable and efficient bi-functional catalyst,that is capable of both oxygen evolution reaction and hydrogen evolution reaction under acidic condition,are highly desired for the commercialization of proton exchange membrane water ***,we report a robust L-Ru/HfO_(2)heterostructure constructed via confining crystalline Ru nanodomains by HfO_(2)*** assembled with a proton exchange membrane,the bi-functional L-Ru/HfO_(2)catalyst-based electrolyzer presents a voltage of 1.57 and 1.67 V to reach 100 and 300 mA cm^(-2)current density,prevailing most of previously reported Ru-based materials as well as commercial Pt/C||RuO_(2)*** is revealed that the synergistic effect of HfO_(2)modification and small crystalline domain formation significantly alleviates the over-oxidation of *** importantly,this synergistic effect facilitates a dual-site oxide path during the oxygen evolution procedure via optimization of the binding configurations of oxygenated *** a result,the Ru active sites maintain the metallic state along with reduced energy barrier for the rate-determining step(^(*)O→^(*)OOH).Both of water adsorption and dissociation(Volmer step)are strengthened,while a moderate hydrogen binding is achieved to accelerate the hydrogen desorption procedure(Tafel step).Consequently,the activity and stability of acidic overall water splitting are simultaneously enhanced.

关键词： Ruthenium Hafnium dioxide Oxygen evolution catalysis Anti-oxidation

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Distributed dynamic task allocation for unmanned aerial vehicle swarm systems:A networked evolutionary game-theoretic approach

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Chinese Journal of Aeronautics 2024年第6期37卷 182-204页

作者： Zhe ZHANG ju JIANG Haiyan XU Wen-An ZHANG College of Automation Engineering Nanjing University of Aeronautics and AstronauticsNanjing 211106China College of Economics and Management Nanjing University of Aeronautics and AstronauticsNanjing 211106China College of Information Engineering Zhejiang University of TechnologyHangzhou 310023China

Task allocation is a key aspect of Unmanned Aerial Vehicle(UAV)swarm collaborative *** an continuous increase of UAVs’scale and the complexity and uncertainty of tasks,existing methods have poor performance in computing efficiency,robustness,and realtime allocation,and there is a lack of theoretical analysis on the convergence and optimality of the *** paper presents a novel intelligent framework for distributed decision-making based on the evolutionary game theory to address task allocation for a UAV swarm system in uncertain scenarios.A task allocation model is designed with the local utility of an individual and the global utility of the ***,the paper analytically derives a potential function in the networked evolutionary potential game and proves that the optimal solution of the task allocation problem is a pure strategy Nash equilibrium of a finite strategy ***,a PayOff-based Time-Variant Log-linear Learning Algorithm(POTVLLA)is proposed,which includes a novel learning strategy based on payoffs for an individual and a time-dependent Boltzmann *** former aims to reduce the system’s computational burden and enhance the individual’s effectiveness,while the latter can ensure that the POTVLLA converges to the optimal Nash equilibrium with a probability of *** simulation results show that the approach is optimal,robust,scalable,and fast adaptable to environmental changes,even in some realistic situations where some UAVs or tasks are likely to be lost and increased,further validating the effectiveness and superiority of the proposed framework and algorithm.

关键词： Task allocation Unmanned Aerial Vehicles(UAV) Game theory Log-linear learning Distributed optimization algorithm

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