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Structural Durability & Health Monitoring 2025年第1期19卷 25-54页

作者： chao Zhang Shang-Xi Lai Hua-Ping wang School of Civil Engineering and Mechanics Lanzhou UniversityLanzhou730000China Key Laboratory of Special Functional Materials and Structural Design Ministry of EducationLanzhou UniversityLanzhou730000China

Modal parameters can accurately characterize the structural dynamic properties and assess the physical state of the ***,it is particularly signiﬁcant to identify the structural modal parameters according to the monitoring data information in the structural health monitoring(SHM)system,so as to provide a scientiﬁc basis for structural damage identiﬁcation and dynamic model modiﬁ*** view of this,this paper reviews methods for identifying structural modal parameters under environmental excitation and brieﬂy describes how to identify structural damages based on the derived modal *** paper primarily introduces data-driven modal parameter recognition methods(e.g.,time-domain,frequency-domain,and time-frequency-domain methods,etc.),brieﬂy describes damage identiﬁcation methods based on the variations of modal parameters(e.g.,natural frequency,modal shapes,and curvature modal shapes,etc.)and modal validation methods(e.g.,Stability Diagram and Modal Assurance Criterion,etc.).The current status of the application of artiﬁcial intelligence(AI)methods in the direction of modal parameter recognition and damage identiﬁcation is further *** on the pre-vious analysis,the main development trends of structural modal parameter recognition and damage identiﬁcation methods are given to provide scientiﬁc references for the optimized design and functional upgrading of SHM systems.

关键词： Structural health monitoring data information modal parameters damage identiﬁcation AI method

Global research status and trends of somatic symptom disorder: A bibliometric study

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World Journal of Psychiatry 2025年第1期15卷 168-178页

作者： chao Yang Kun Zhang Qian wang Shuai wang Huan Li Kai Zhang Department of Psychiatry Beijing Luhe HospitalCapital Medical UniversityBeijing 100001China Department of Psychiatry Chaohu Hospital of Anhui Medical UniversityHefei 238000Anhui ProvinceChina School of Medicine Jiangxi University of TechnologyNanchang 510001Jiangxi ProvinceChina School of Public Health Zhejiang University School of MedicineHangzhou 310000Zhejiang ProvinceChina

BACKGROUND With the growing scholarly and clinical fascination with somatic symptom dis-order(SSD),a bibliometric analysis is *** To conduct a bibliometric analysis to investigate the current status and frontiers of *** The documents related to SSD are obtained from the web of science core collection database(WoSCC),and VOSviewer 1.6.16 from January 1,2000 to December 31,2023,and the WoSCC’s literature analysis wire were used to conduct the biblio-metric *** A total of 567 documents related to SSD were included,and 2325 authors across 947 institutions from 57 countries/regions have contributed to SSD research,published in 277 *** most productive author,institution,country and journal were Löwe B,University of Hamburg,Germany,and Journal of Psycho-somatic Research *** first high-cited document was published in the Journal of Psychosomatic Research in 2013 by Dimsdale JE and colleagues,which explored the rationale behind the SSD diagnosis introduction in diagnostic and statistical manual of mental *** In conclusion,the main research hotspots and frontiers in the field of SSD are validity and reliability of the SSD criteria,functional impairment of SSD,and the treatment for *** high-quality studies are needed to assess the diagnosis and treatment of SSD.

关键词： Somatic symptom disorder Validity and reliability Functional impairment Treatment Bibliometric analysis

Clinical effects of phospholipase D2 in attenuating acute pancreatitis

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World Journal of Gastroenterology 2025年第2期31卷 52-60页

作者： jin-Wei Niu Guo-chao Zhang Wu Ning Hai-Bin Liu Hua Yang chao-Feng Li Department of General Surgery China-Japan Friendship HospitalBeijing 100029China

BACKGROUND The objective of the current study was to elucidate the clinical mechanism through which phospholipase D2(PLD2)exerted a regulatory effect on neutrophil migra-tion,thereby alleviating the progression of acute *** To elucidate the clinical mechanism through which PLD2 exerted a regulatory effect on neutrophil migration,thereby alleviating the progression of acute *** The study involved 90 patients diagnosed with acute pancreatitis,admitted to our hospital between March 2020 and November 2022.A retrospective analysis was conducted,categorizing patients based on Ranson score severity into mild(n=25),moderate(n=30),and severe(n=35)*** data was collected for each *** blot analysis assessed PLD2 protein expression in patient ***-time reverse transcription polymerase chain reaction was used to evaluate the mRNA expression of chemokine receptors associated with neutrophil *** levels of inflammatory factors in patients were detected using enzyme-linked immunosorbent *** migration tests were conducted to compare migration of neutrophils across groups and analyze the influence of PLD2 on neutrophil *** Overall data analysis did not find significant differences between patient groups(P>0.05).The expression of PLD2 protein in the severe group was lower than that in the moderate and mild groups(P<0.05).The expression level of PLD2 in the moderate group was also lower than that in the mild group(P<0.05).The severity of acute pancreatitis is negatively correlated with PLD2 expression(r=-0.75,P=0.002).The mRNA levels of C-X-C chemokine receptor type 1,C-X-C chemokine receptor type 2,C-C chemokine receptor type 2,and C-C chemokine receptor type 5 in the severe group are significantly higher than those in the moderate and mild groups(P<0.05),and the expression levels in the moderate group are also higher than those in the mild group(P<0.05).The levels of C-reactive protein,tumo

关键词： Phospholipase D2 Neutrophil migration Acute pancreatitis Retrospective analysis Inflammatory response

无创正压通气对老年冠心病合并急性左心衰竭患者影响分析

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中国医疗器械信息 2017年第13期23卷 114-115页

作者：刘贺刘吉超王静抚顺矿务局总医院干二病房辽宁抚顺113008 抚顺矿务局总医院循环内科辽宁抚顺113008

目的:探讨无创正压通气对老年冠心病合并急性左心衰的临床疗效。方法:将本院收治的180例老年冠心病合并急性左心衰患者作为研究对象,根据随机原则将患者分为对照组(n=90例)和观察组(n=90例),两组患者均予以镇静剂、利尿剂、硝酸酯类、... 详细信息

目的:探讨无创正压通气对老年冠心病合并急性左心衰的临床疗效。方法:将本院收治的180例老年冠心病合并急性左心衰患者作为研究对象,根据随机原则将患者分为对照组(n=90例)和观察组(n=90例),两组患者均予以镇静剂、利尿剂、硝酸酯类、抗心衰药物等常规治疗,对照组在常规治疗基础加以经鼻导管行高流量吸氧治疗,观察组在常规治疗基础上加以无创正压通气治疗,比较两组患者的射血分数(EF)、每搏输出量(SV)、中心静脉压(CVP)及临床疗效。结果:治疗前,对照组及观察组的EF、SV、CVP比较,统计结果显示无差异(P>0.05)。治疗后,对照组及观察组的EF、SV均显著高于治疗前,且观察组升高得更明显,CVP均显著低于对照组,且观察组降低得更明显(P<0.05)。对照组中无效26例,有效14例,显效20例,基本痊愈30例,总有效率为71.11%;观察组中无效10例,有效12例,显效26例,基本痊愈42例,总有效率为88.89%;经χ2检验,观察组的总有效率显著高于对照组(P<0.05)。结论:在老年冠心病合并急性左心衰患者中施以无创正压通气,可有效改善患者的临床症状,提高临床疗效。

关键词：急性左心衰冠状动脉粥样硬化性心脏病老年患者无创正压通气

Decreased levels of phosphorylated synuclein in plasma are correlated with poststroke cognitive impairment

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Neural Regeneration Research 2025年第9期20卷 2598-2610页

作者： Yi wang Yuning Li Yakun Gu Wei Ma Yuying Guan Mengyuan Guo Qianqian Shao Xunming ji jia Liu Department of Clinical Laboratory Beijing Bo’ai HospitalChina Rehabilitation Research CenterCapital Medical UniversityBeijingChina Beijing Institute of Brain Disorders Laboratory of Brain DisordersMinistry of Science and TechnologyCollaborative Innovation Center for Brain DisordersBeijing Advanced Innovation Center for Big Data-based Precision MedicineCapital Medical UniversityBeijingChina Department of Neurosurgery Xuanwu HospitalCapital Medical UniversityBeijingChina

Poststro ke cognitive impairment is a major secondary effect of ischemic stroke in many patients;however,few options are available for the early diagnosis and treatment of this *** aims of this study were to(1)determine the specific relationship between hypoxic andα-synuclein during the occur of poststroke cognitive impairment and(2)assess whether the serum phosphorylatedα-synuclein level can be used as a biomarker for poststro ke cognitive *** found that the phosphorylatedα-synuclein level was significantly increased and showed pathological aggregation around the cerebral infa rct area in a mouse model of ischemic *** addition,neuronalα-synuclein phosphorylation and aggregation were observed in the brain tissue of mice subjected to chronic hypoxia,suggesting that hypoxia is the underlying cause ofα-synuclein-mediated pathology in the brains of mice with ischemic *** phosphorylatedα-synuclein levels in patients with ischemic stroke were significantly lower than those in healt hy subjects,and were positively correlated with cognition levels in patients with ischemic ***,a decrease in serum high-density lipoprotein levels in stroke patie nts was significantly correlated with a decrease in phosphorylatedα-synuclein *** ischemic stroke mice did not show significant cognitive impairment or disrupted lipid metabolism 14 days after injury,some of them exhibited decreased cognitive function and reduced phosphorylatedα-synuclein *** together,our results suggest that serum phosphorylatedα-synuclein is a potential biomarker for poststroke cognitive impairment.

关键词： biomarker high-density lipoprotein ischemic stroke phosphorylatedα-synuclein poststroke cognitive impairment

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缩小贫富差距与生态文明建设

兰州工业学院学报 2016年第5期23卷 110-113页

作者：董继超王郁王国成西安航空学院思政部陕西西安710077

进入21世纪,随着中国经济的发展,我国已经摘掉了贫穷与落后的帽子。但在经济发展、国力强盛的同时,我国却出现了诸如贫富差距拉大、生态环境恶化等问题。从缩小贫富差距对生态文明建设的积极意义出发,论述缩小贫富差距的生态意义,并分... 详细信息

进入21世纪,随着中国经济的发展,我国已经摘掉了贫穷与落后的帽子。但在经济发展、国力强盛的同时,我国却出现了诸如贫富差距拉大、生态环境恶化等问题。从缩小贫富差距对生态文明建设的积极意义出发,论述缩小贫富差距的生态意义,并分析我国生态文明建设面临的挑战、贫富差距的表现以及缩小贫富差距对生态文明建设的作用。

关键词：缩小贫富差距生态文明

Metabolic reprogramming: a new option for the treatment of spinal cord injury

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Neural Regeneration Research 2025年第4期20卷 1042-1057页

作者： jiangjie Chen jinyang Chen chao Yu Kaishun Xia Biao Yang Ronghao wang Yi Li Kesi Shi Yuang Zhang Haibin Xu Xuesong Zhang jingkai wang Qixin Chen Chengzhen Liang Department of Orthopedics The Second Affiliated Hospital of Zhejiang University School of MedicineHangzhouZhejiang ProvinceChina Orthopedics Research Institute of Zhejiang University Zhejiang UniversityHangzhouZhejiang ProvinceChina Key Laboratory of Motor System Disease Research and Precision Therapy of Zhejiang Province HangzhouZhejiang ProvinceChina Clinical Research Center of Motor System Disease of Zhejiang Province HangzhouZhejiang ProvinceChina Qiandongnan Prefecture People’s Hospital KailiGuizhou ProvinceChina Department of Orthopedics Fourth Medical CenterChinese PLA General HospitalBeijingChina

Spinal cord injuries impose a notably economic burden on society,mainly because of the severe after-effects they *** the ongoing development of various therapies for spinal cord injuries,their effectiveness remains ***,a deeper understanding of metabolism has opened up a new therapeutic opportunity in the form of metabolic *** this review,we explore the metabolic changes that occur during spinal cord injuries,their consequences,and the therapeutic tools available for metabolic *** spinal cord metabolism is characterized by independent cellular metabolism and intercellular metabolic ***,spinal cord injury results in metabolic disorders that include disturbances in glucose metabolism,lipid metabolism,and mitochondrial *** metabolic disturbances lead to corresponding pathological changes,including the failure of axonal regeneration,the accumulation of scarring,and the activation of *** rescue spinal cord injury at the metabolic level,potential metabolic reprogramming approaches have emerged,including replenishing metabolic substrates,reconstituting metabolic couplings,and targeting mitochondrial therapies to alter cell *** available evidence suggests that metabolic reprogramming holds great promise as a next-generation approach for the treatment of spinal cord *** further advance the metabolic treatment of the spinal cord injury,future efforts should focus on a deeper understanding of neurometabolism,the development of more advanced metabolomics technologies,and the design of highly effective metabolic interventions.

关键词： axons glycolysis metabolic reprogramming metabolism mitochondria neural regeneration neuroprotection oxidative phosphorylation spinal cord injury therapy

Repetitive transcranial magnetic stimulation in Alzheimer’s disease:effects on neural and synaptic rehabilitation

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Neural Regeneration Research 2025年第2期20卷 326-342页

作者： Yi ji chaoyi Yang Xuerui Pang Yibing Yan Yue Wu Zhi Geng Wenjie Hu Panpan Hu Xingqi Wu Kai wang Department of Neurology The First Affiliated Hospital of Anhui Medical UniversityHefeiAnhui ProvinceChina Anhui Province Key Laboratory of Cognition and Neuropsychiatric Disorders HefeiAnhui ProvinceChina Collaborative Innovation Center of Neuropsychiatric Disorders and Mental Health HefeiAnhui ProvinceChina Institute of Artificial Intelligence Hefei Comprehensive National Science CenterHefeiAnhui ProvinceChina Department of Psychology and Sleep Medicine The Second Affiliated Hospital of Anhui Medical UniversityHefeiAnhui ProvinceChina

Alzheimer’s disease is a neurodegenerative disease resulting from deficits in synaptic transmission and *** Alzheimer’s disease brain tends to be hyperexcitable and hypersynchronized,thereby causing neurodegeneration and ultimately disrupting the operational abilities in daily life,leaving patients *** transcranial magnetic stimulation is a cost-effective,neuro-modulatory technique used for multiple neurological *** the past two decades,it has been widely used to predict cognitive decline;identify pathophysiological markers;promote neuroplasticity;and assess brain excitability,plasticity,and *** has also been applied to patients with dementia,because it can yield facilitatory effects on cognition and promote brain recovery after a neurological ***,its therapeutic effectiveness at the molecular and synaptic levels has not been elucidated because of a limited number of *** study aimed to characterize the neurobiological changes following repetitive transcranial magnetic stimulation treatment,evaluate its effects on synaptic plasticity,and identify the associated *** review essentially focuses on changes in the pathology,amyloidogenesis,and clearance pathways,given that amyloid deposition is a major hypothesis in the pathogenesis of Alzheimer’s *** mechanisms associated with repetitive transcranial magnetic stimulation procedures and different pathways mediating gene transcription,which are closely related to the neural regeneration process,are also ***,we discuss the outcomes of animal studies in which neuroplasticity is modulated and assessed at the structural and functional levels by using repetitive transcranial magnetic stimulation,with the aim to highlight future directions for better clinical translations.

关键词： Alzheimer’s disease amyloid deposition apoptotic mechanisms biomarker neural regeneration neurodegeneration repetitive transcranial magnetic stimulation synaptic plasticity

基于光纤超声传感器的油纸绝缘局部放电超声波信号特性试验研究

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现代电力 2016年第6期33卷 56-63页

作者：张春燕张映月滕俊盛吉商超王伟扬州供电公司江苏扬州225000 华北电力大学北京102206

对变压器绝缘进行有效的局部放电在线监测,可及时发现变压器的绝缘缺陷,确保整个电力系统的安全运行。本文采用光纤超声传感器对油中局部放电超声信号在油、绝缘纸板、钢板、绝缘纸-钢板组合介质以及铜线圈中传播时,超声波衰减情况、传... 详细信息

对变压器绝缘进行有效的局部放电在线监测,可及时发现变压器的绝缘缺陷,确保整个电力系统的安全运行。本文采用光纤超声传感器对油中局部放电超声信号在油、绝缘纸板、钢板、绝缘纸-钢板组合介质以及铜线圈中传播时,超声波衰减情况、传播速度和波形变化进行了试验研究,结果表明:超声波在油、绝缘纸、钢板以及组合介质中传播时信号强度会衰减,但波形不会变化;铜线圈对超声波影响最大,不仅衰减严重,速度减小,而且波形也会发生畸变。最后在实体变压器中进行了实际测量,取得较好的检测效果。

关键词：变压器超声波油纸绝缘光纤超声传感器

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空间定位误差的微分解法

佳木斯工学院学报 1992年第3期10卷 125-130页

作者：纪超王元通刘岩佳木斯工学院佳木斯大学佳木斯联合收割机厂

本文就工件在夹具中定位误差的计算问题进行研究。通常只利用几何解析对误差计算,方法虽然单纯,精确度较差。因此,本文在平面定位误差的基础上。

关键词：定位误差工序尺寸微分解法工件