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Early identification of stroke through deep learning with multi-modal human speech and movement data

Neural Regeneration Research 2025年第1期20卷 234-241页

作者： Zijun Ou Haitao Wang Bin zhang Haobang Liang Bei Hu Longlong Ren Yanjuan Liu Yuhu zhang Chengbo Dai Hejun Wu Weifeng Li xin Li School of Computer Science and Engineering Sun Yat-sen UniversityGuangzhouGuangdong ProvinceChina Department of Neurology Guangdong Neuroscience InstituteGuangdong Provincial People’s Hospital(Guangdong Academy of Medical Sciences)Southern Medical UniversityGuangzhouGuangdong ProvinceChina Department of Emergency Medicine Guangdong Provincial People’s Hospital(Guangdong Academy of Medical Sciences)Southern Medical UniversityGuangzhouGuangdong ProvinceChina

Early identification and treatment of stroke can greatly improve patient outcomes and quality of *** clinical tests such as the Cincinnati Pre-hospital Stroke Scale(CPSS)and the Face Arm Speech Test(FAST)are commonly used for stroke screening,accurate administration is dependent on specialized *** this study,we proposed a novel multimodal deep learning approach,based on the FAST,for assessing suspected stroke patients exhibiting symptoms such as limb weakness,facial paresis,and speech disorders in acute *** collected a dataset comprising videos and audio recordings of emergency room patients performing designated limb movements,facial expressions,and speech tests based on the *** compared the constructed deep learning model,which was designed to process multi-modal datasets,with six prior models that achieved good action classification performance,including the I3D,SlowFast,X3D,TPN,TimeSformer,and *** found that the findings of our deep learning model had a higher clinical value compared with the other ***,the multi-modal model outperformed its single-module variants,highlighting the benefit of utilizing multiple types of patient data,such as action videos and speech *** results indicate that a multi-modal deep learning model combined with the FAST could greatly improve the accuracy and sensitivity of early stroke identification of stroke,thus providing a practical and powerful tool for assessing stroke patients in an emergency clinical setting.

关键词： artificial intelligence deep learning diagnosis early detection FAST screening stroke

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3 - 69 Regulation of CD44 Alternative Splicing Induced by Heavy Ion Beam Irradiation

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IMP & HIRFL Annual Report 2010年第1期 169-169页

作者： Di Cuixia zhang hong zhang xin Chen Ruping Min Xianhua Zhou xin Wang Zhenhua

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Resting-state brain network remodeling after different nerve reconstruction surgeries:a functional magnetic resonance imaging study in brachial plexus injury rats

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Neural Regeneration Research 2025年第5期20卷 1495-1504页

作者： Yunting Xiang Xiangxin xing Xuyun Hua Yuwen zhang xin Xue Jiajia Wu Mouxiong Zheng He Wang Jianguang Xu School of Rehabilitation Science Shanghai University of Traditional Chinese MedicineShanghaiChina Engineering Research Center of Traditional Chinese Medicine Intelligent Rehabilitation Ministry of EducationShanghaiChina Department of Rehabilitation Medicine Yueyang Hospital of Integrated Traditional Chinese and Western MedicineShanghai University of Traditional Chinese MedicineShanghaiChina Department of Traumatology and Orthopedics Yueyang Hospital of Integrated Traditional Chinese and Western MedicineShanghai University of Traditional Chinese MedicineShanghaiChina Institute of Science and Technology for Brain-Inspired Intelligence Fudan UniversityShanghaiChina Key Laboratory of Computational Neuroscience and Brain-Inspired Intelligence(Fudan University) Ministry of EducationShanghaiChina Human Phenome Institute Fudan UniversityShanghaiChina

Distinct brain remodeling has been found after different nerve reconstruction strategies,including motor representation of the affected ***,differences among reconstruction strategies at the brain network level have not been *** study aimed to explore intranetwork changes related to altered peripheral neural pathways after different nerve reconstruction surgeries,including nerve repair,endto-end nerve transfer,and end-to-side nerve ***–Dawley rats underwent complete left brachial plexus transection and were divided into four equal groups of eight:no nerve repair,grafted nerve repair,phrenic nerve end-to-end transfer,and end-to-side transfer with a graft sutured to the anterior upper ***-state brain functional magnetic resonance imaging was obtained 7 months after *** independent component analysis algorithm was utilized to identify group-level network components of interest and extract resting-state functional connectivity values of each voxel within the *** in intra-network resting-state functional connectivity were compared among the *** muscle reinnervation was assessed by behavioral observation(elbow flexion)and *** results showed that alterations in the sensorimotor and interoception networks were mostly related to changes in the peripheral neural *** repair was related to enhanced connectivity within the sensorimotor network,while end-to-side nerve transfer might be more beneficial for restoring control over the affected limb by the original motor *** thalamic-cortical pathway was enhanced within the interoception network after nerve repair and end-to-end nerve *** areas related to cognition and emotion were enhanced after end-to-side nerve *** study revealed important brain networks related to different nerve *** networks may be potential targets for enhancing motor recovery.

关键词： brain functional networks end-to-end nerve transfer end-to-side nerve transfer independent component analysis nerve repair peripheral plexus injury resting-state functional connectivity

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Constructing Donor–Acceptor‑Linked COFs Electrolytes to Regulate Electron Density and Accelerate the Li^(+)Migration in Quasi‑Solid‑State Battery

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Nano-Micro Letters 2025年第1期17卷 456-471页

作者： Genfu Zhao Hang Ma Conghui zhang Yongxin Yang Shuyuan Yu Haiye Zhu Yongjiang Sun hong Guo School of Materials and Energy International Joint Research Center for Advanced Energy Materials of Yunnan ProvinceYunnan UniversityKunming 650091People’s Republic of China Yunnan Yuntianhua Co. LtdR&D CenterKunming 650228People’s Republic of China Southwest United Graduate School Kunming 650091People’s Republic of China

Regulation the electronic density of solid-state electrolyte by donor–acceptor(D–A)system can achieve highly-selective Li^(+)transportation and conduction in solid-state Li metal *** study reports a high-performance solid-state electrolyte thorough D–A-linked covalent organic frameworks(COFs)based on intramolecular charge transfer *** other reported COFbased solid-state electrolyte,the developed concept with D–A-linked COFs not only achieves electronic modulation to promote highly-selective Li^(+)migration and inhibit Li dendrite,but also offers a crucial opportunity to understand the role of electronic density in solid-state Li metal *** introduced strong electronegativity F-based ligand in COF electrolyte results in highlyselective Li^(+)(transference number 0.83),high ionic conductivity(6.7×10^(-4)S cm^(−1)),excellent cyclic ability(1000 h)in Li metal symmetric cell and high-capacity retention in Li/LiFePO_(4)cell(90.8%for 300 cycles at 5C)than substituted C-and N-based *** is ascribed to outstanding D–A interaction between donor porphyrin and acceptor F atoms,which effectively expedites electron transferring from porphyrin to F-based ligand and enhances Li^(+)***,we anticipate that this work creates insight into the strategy for accelerating Li^(+)conduction in high-performance solid-state Li metal batteries through D–A system.

关键词： Electronic modulation engineering Donor-acceptor-linked covalent organic frameworks Quasi-solid-state Li metal battery

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骨髓间充质干细胞输注对脓毒症大鼠促炎因子和心功能的影响

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转化医学电子杂志 2017年第6期4卷 20-25页

作者：程仁洪郑健新张伟福州总医院急诊科福建福州350025

目的:探讨骨髓间充质干细胞(BMSCs)输注对脓毒症大鼠促炎因子和心功能的影响.方法:将BMSCs进行分离培养之后,选取24只成功建立脓毒症模型(盲肠结扎穿孔术,CLP法)的Wistar大鼠,依照随机数字法分成脓毒症组、间充质干细胞组以及上清液(间... 详细信息

目的:探讨骨髓间充质干细胞(BMSCs)输注对脓毒症大鼠促炎因子和心功能的影响.方法:将BMSCs进行分离培养之后,选取24只成功建立脓毒症模型(盲肠结扎穿孔术,CLP法)的Wistar大鼠,依照随机数字法分成脓毒症组、间充质干细胞组以及上清液(间充质干细胞上层培养液)组各8只,另选8只接受假手术干预的Wistar大鼠作为假手术组,各组均经大鼠尾静脉注射给药干预1周,干预后以双抗体免疫夹心法检测血清肿瘤坏死因子-α(TNF-α)、肌钙蛋白、白介素-6(IL-6)、心肌匀浆中超氧化物歧化酶(SOD)、丙二醛(MDA)含量,同时在治疗后利用超声心动图评价各组小鼠的心功能.结果:间质干细胞组TNF-α(1253.701±326.960)pg/mL、肌钙蛋白(79.720±11.352)pg/mL、IL-6(747.596±33.184)pg/mL、LVDS(2.925±0.271)mm与上清液组TNF-α(1337.888±201.937)pg/mL、肌钙蛋白(83.923±14.491)pg/mL、IL-10(749.253±37.118)pg/mL、LVDS(3.013±0.236)mm显著低于脓毒症组(P0.05).结论:骨髓间充质干细胞输注能够改善脓毒症大鼠心功能,其作用机制可能与其能够调节炎症因子表达有关.

关键词：骨髓间充质干细胞脓毒症促炎因子心功能

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2D phosphides heterostructures on titanium microfiltration membrane for enhanced ampere-level current density overall seawater splitting

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Nano Research 2025年第1期18卷 249-259页

作者： Wenjing Dai xin Wang Yulong Ma Sisi He Ming Chen Zhaohui Yin Shuheng Tian Maolin Wang Shixiang Yu Hang zhang Yuanzhe Wang hong Wang Jianxin Li Faming Gao Bowen Cheng Yun Wang Zhen Yin Ding Ma Tianjin Key Laboratory of Brine Chemical Engineering and Resource Eco-utilization College of Chemical Engineering and Materials ScienceTianjin University of Science and TechnologyTianjin 300457China State Key Laboratory of Biobased Fiber Manufacturing Technology Tianjin University of Science and TechnologyTianjin 300457China Haian Institute of High-Tech Research Nanjing UniversityHaian 226600China Beijing National Laboratory for Molecular Sciences College of Chemistry and Molecular EngineeringPeking UniversityBeijing 100871China State Key Laboratory of Separation Membranes and Membrane Processes Separation Membrane Science and Technology International Joint Research CentreTiangong UniversityTianjin 300387China Centre for Catalysis and Clean Energy School of Environment and ScienceGold Coast CampusGriffith UniversitySouthportQueensland 4222Australia

The advancement of direct seawater electrolysis is a significant step towards sustainable hydrogen production,addressing the critical need for renewable energy sources and efficient resource ***,direct seawater electrolysis has to face several challenges posed by the corrosiveness of highly concentrated chloride and the competitive chlorine evolution reaction(ClER).To overcome these issues,we designed a novel NiP_(2)@CoP electrocatalyst on a porous titanium microfiltration(Ti MF)*** obtained bifunctional NiP_(2)@CoP catalyst outperforms the Pt/C and IrO_(2),as evidenced by its low overpotentials of 192 and 425 mV at a current density of 500 mA·cm^(-2) for hydrogen evolution reaction(HER)and oxygen evolution reaction(OER)in alkaline seawater(1 M KOH+0.5 M NaCl),***,only 231 and 569 mV overpotentials are required at the current density of 1500 mA·cm^(-2) towards HER and OER in alkaline seawater,*** importantly,no ClER was observed,demonstrating its excellent selectivity to *** selection of porous Ti MF membrane as an electrode substrate further enhances the performance by providing a robust structure that promotes the fast generation and release of gas *** promising outcomes obtained with NiP_(2)@CoP catalysts on Ti MF support,therefore,pave the way for the commercial viability of direct seawater electrolysis technologies at industrial-level current densities.

关键词： direct seawater electrolysis porous titanium microfiltration membrane phosphides heterostructures NiP_(2)@CoP electrocatalyst excellent selectivity to oxygen evolution reaction(OER)

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三明市药品供应保障改革的利益相关者分析

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中国医院管理 2017年第10期37卷 7-9页

作者：陈海红张新平方鹏骞华中科技大学同济医学院医药卫生管理学院湖北武汉430030

三明市药品供应保障改革中涉及4大方面的主要利益相关者,即政府部门、医药企业、医疗服务提供者和医疗服务需求者。重点分析了各利益相关者在改革中的角色定位、基本诉求,各利益相关者影响改革或受改革影响的情况以及改革中可能存在的问... 详细信息

三明市药品供应保障改革中涉及4大方面的主要利益相关者,即政府部门、医药企业、医疗服务提供者和医疗服务需求者。重点分析了各利益相关者在改革中的角色定位、基本诉求,各利益相关者影响改革或受改革影响的情况以及改革中可能存在的问题,有利于明晰改革的动力和阻力,为三明改革的可持续性与可复制性提供建议。

关键词：药品供应保障改革利益相关者三明

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利用流化催化裂化汽油生产低碳烯烃联产高辛烷值汽油

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石油大学学报（自然科学版） 2004年第5期28卷 99-102,112页

作者：李晓红张新功袁起民李春义杨朝合山红红张建芳石油大学重质油国家重点实验室山东东营257061

用流化催化裂化汽油生产低碳烯烃联产高辛烷值汽油可以在相对较温和的条件下进行。该方法可大幅度地提高丙烯、乙烯质量比,并在汽油烯烃含量降低的同时,提高汽油的辛烷值。以抚顺二厂流化催化裂化汽油为原料,在固定床微型反应装置上考... 详细信息

用流化催化裂化汽油生产低碳烯烃联产高辛烷值汽油可以在相对较温和的条件下进行。该方法可大幅度地提高丙烯、乙烯质量比,并在汽油烯烃含量降低的同时,提高汽油的辛烷值。以抚顺二厂流化催化裂化汽油为原料,在固定床微型反应装置上考察了反应条件和催化剂对反应的影响。结果表明,温度、油气与催化剂的接触时间及有无水蒸气参与都对乙烯、丙烯的生成有显著的影响。在适宜的反应条件下,使用适宜的催化剂能使乙烯加丙烯收率达到36%左右,并且H2+CH4+C2H6和焦炭的收率都很低。在烯烃含量降到10%左右时,汽油的研究法辛烷值和马达法辛烷值分别升高约5个百分点。

关键词：联产丙烯低碳烯烃收率催化剂乙烯反应条件辛烷值流化催化裂化汽油烯烃含量

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Advances in Graphene‑Based Electrode for Triboelectric Nanogenerator

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Nano-Micro Letters 2025年第1期17卷 378-403页

作者： Bin Xie Yuanhui Guo Yun Chen Hao zhang Jiawei Xiao Maoxiang Hou Huilong Liu Li Ma xin Chen Chingping Wong State Key Laboratory of Precision Electronic Manufacturing Technology and Equipment Guangdong University of TechnologyGuangzhou 510006People’s Republic of China School of Electromechanical Engineering Guangdong University of TechnologyGuangzhou 510006People’s Republic of China School of Materials Science and Engineering Georgia Institute of TechnologyAtlantaGA 30332USA

With the continuous development of wearable electronics,wireless sensor networks and other micro-electronic devices,there is an increasingly urgent need for miniature,flexible and efficient nanopower generation *** nanogenerator(TENG)technology can convert small mechanical energy into electricity,which is expected to address this *** the core component of TENG,the choice of electrode materials significantly affects its *** metal electrode materials often suffer from problems such as durability,which limits the further application of ***,as a novel electrode material,shows excellent prospects for application in TENG owing to its unique structure and excellent electrical *** review systematically summarizes the recent research progress and application prospects of TENGs based on graphene *** precision processing methods of graphene electrodes are introduced,and the applications of graphene electrode-based TENGs in various scenarios as well as the enhancement of graphene electrodes for TENG performance are *** addition,the future development of graphene electrode-based TENGs is also prospectively discussed,aiming to promote the continuous advancement of graphene electrode-based TENGs.

关键词： Triboelectric nanogenerator Precision processing Graphene electrode Self-powered sensor

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Spindle dynamics in living mouse oocytes during meiotic maturation, aging and cooling

Spindle dynamics in living mouse oocytes during meiotic matu...

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第九次全国生殖生物学学术研讨会

作者： Xiao-Fang Sun, Wen-hong zhang, xin-Jie Chen, Guo-hong Xiao, Wei-Yang Mai and Wei-Hua Wang Municipal Second People''s Hospital, Guangzhou Medical College, Duobao Road 63, Guangzhou, Guangdong, 510150,China Running title: spindle in living mouse oocytes

＜正＞ The LC polarization microscope （Polscope） was used to examine spindle dynamics in living mouse oocytes. In experiment 1, immature oocytes were cultured for 0-48 h and spindles were imaged with the Polscope. In experiment 2, oocytes cultured for 14 h were continuously observed after being cooled at room temperature （～25℃） or rewarmed at 37℃to examine the effects of fluctuations of temperature on spindles.

关键词： microtubules/mouse/oocytes/spindle

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