检索结果-南通市图书馆

Mesenchymal stem cells and their derived exosomes for the treatment of COVID-19

在线全文

学校读者我要写书评

暂无评论

World Journal of stem Cells 2024年第4期16卷 353-374页

作者： Xiang-yi Hou La-Mu Danzeng yi-Lin Wu Qian-Hui ma Zheng yu Mei-ying Li Li-sha Li The Key Laboratory of Pathobiology Ministry of EducationCollege of Basic Medical SciencesJilin UniversityChangchun 130021Jilin ProvinceChina Department of Pharmacy Jilin UniversityChangchun 130021Jilin ProvinceChina The First Hospital of Jilin University Jilin UniversityChangchun 130021Jilin ProvinceChina

Coronavirus disease 2019(COVID-19)is an acute respiratory infection caused by severe acute respiratory syndrome coronavirus 2(sARs-CoV-2).sARs-CoV-2 infection typically presents with fever and respiratory symptoms,which can progress to severe respiratory distress syndrome and multiple organ *** severe cases,these complications may even lead to *** of the causes of COVID-19 deaths is the cytokine storm caused by an overactive immune ***,suppressing the overactive immune response may be an effective strategy for treating *** stem cells(MsCs)and their derived exosomes(MsCs-Exo)have potent homing abilities,immunomodulatory functions,regenerative repair,and antifibrotic effects,promising an effective tool in treating *** this paper,we review the main mechanisms and potential roles of MsCs and MsCs-Exo in treating *** also summarize relevant recent clinical trials,including the source of cells,the dosage and the efficacy,and the clinical value and problems in this field,providing more theoretical references for the clinical use of MsCs and MsCs-Exo in the treatment of COVID-19.

关键词： COVID-19 Cytokine storm Immunomodulation Mesenchymal stem cell Mesenchymal stem cell-derived exosomes

Research Progress in Integrated Chinese and Western Medicine Health management for school-Age Children with Asthma

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Journal of Clinical and Nursing Research 2024年第7期8卷 85-90页

作者： Hanlu Zhang Le Wang sha Wang Nannan ma Li Mei shaanxi Provincial People’s Hospital Children’s Hospital Xi’an 710000Shaanxi ProvinceChina

Objective:The purpose of this study is to investigate the application of Chinese and Western medicine in the health management of school-age children with asthma and its research progress,with a view to providing a more comprehensive and effective management strategy for the ***:Using the method of literature review,this study systematically searched and analyzed the relevant studies on the combination of Chinese and Western medicine in the health management of school-aged children with asthma in recent years,focusing on Chinese medicine treatment,Western medicine treatment,and the combined health management of Chinese and Western ***:Chinese medicine treatment,Western medicine treatment,and the health management mode of combining Chinese and Western medicine showed unique advantages in school-age asthmatic *** the comprehensive use of Chinese medicine’s diagnosis and treatment,Chinese medicine conditioning,Chinese medicine characteristic therapy,and Western medicine’s modern medical methods,it not only effectively relieved asthma symptoms but also significantly improved the quality of life of the *** the same time,this management mode also focuses on the psychological guidance and family care of the children,forming an all-round and multi-level health management ***:The health management strategy of combining Chinese and Western medicine has a broad application prospect in school-age asthmatic children,and its specific interventions and mechanisms of action should be further studied to provide more scientific and systematic guidance for clinical practice.

关键词： school-age children with asthma Chinese medicine treatment Western medicine treatment Health management

A study of Health Prescribing for Children with Tourette’s Disorders in Children’s Health Education specialty Care Clinics

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Journal of Clinical and Nursing Research 2024年第7期8卷 261-266页

作者： Wenping yang Le Wang sha Wang Nannan ma Li Mei shaanxi Provincial People’s Hospital Xi’an 710000Shaanxi ProvinceChina

Objective:This study designs and implements the health prescription of children’s health education specialized nursing clinic based on the physical and mental characteristics of children with Tourette’s ***:Applying the evidence-based nursing model and nursing intervention theory based on the survey research by searching China Knowledge Network,Wanfang Database and Wipro Chinese science and Technology Journal Database,the study collected the literature on the health prescription intervention research in children’s Tourette’s disorders health education in children’s health education of specialized nursing outpatient clinic for review and combined with the specialty characteristics to formulate“Children’s Tourette’s Disorder Health Education Prescription.”Results:Tourette’s syndrome in children is a common pediatric neurological disorder,mainly manifested as involuntary,rapid and repeated muscle twitching and vocal tics,which brings serious psychological pressure and life disturbance to the affected ***:For children with Tourette’s syndrome,healthcare professionals should give enough care and understanding to the children and their parents,provide timely and effective health education to them,help them improve their bad behavioral habits,establish correct cognitive attitudes,enhance self-confidence,improve patient compliance,reduce the frequency of recurrence,reduce the incidence of complications and promote children’s physical and mental health development.

关键词： Children’s health education specialty care clinic Childhood Tourette’s disorder Health prescription

Research Progress on Combined Chinese and Western Medicine Treatment of Mycoplasma pneumoniae Pneumonia in Children

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Journal of Clinical and Nursing Research 2024年第6期8卷 117-122页

作者： Wenping yang Le Wang sha Wang Nannan ma Li Mei shaanxi Provincial People's Hospital Children's Hospital Xi'an 710000Shaanxi ProvinceChina

With the continuous development of medical technology,combined treatment of Chinese and Western medicine has gradually become a research *** a common disease in pediatrics,the treatment of Mycoplasma pneumoniae pneumonia(MPP)in children is also being explored and *** article summarizes the research progress of combined Chinese and Western medicine treatment of MPP in children in recent years,aiming to provide a useful reference for the combined treatment of MPP in *** article firstly introduces the etiology and pathogenesis of MPP in children,thereafter briefly introduces the Western anti-infective treatment and traditional Chinese medicine(TCM)diagnosis and treatment of MPP in children,and lastly introduces the methods of combined treatment of TCM and Western medicine in *** article points out that the combination of Chinese and Western medicine can give full play to the overall regulation of Chinese medicine and the precise treatment advantages of Western medicine,improve the therapeutic effect,reduce the use of antibiotics,and lower the recurrence rate of the disease,which is worthy of further research and promotion.

关键词： Children Mycoplasma pneumoniae pneumonia Combined Chinese and Western medicine Research progress

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

论汉画像艺术“深沉雄大”美的内在意蕴

湘潭大学学报（哲学社会科学版） 2024年第3期48卷 130-135页

作者：王莎马驰上海大学上海电影学院上海200444 上海社会科学院上海200023

汉画像艺术“深沉雄大”之美中富含深刻的内在意蕴。汉画像艺术的构图逻辑和丰富元素,展现出宏大豁达的胸怀,体现了汉代的“大一统”思想与包揽一切的宇宙观。其活力四射的形象、张力十足的画面、自由流动的线条体现出了“事死如生”的... 详细信息

汉画像艺术“深沉雄大”之美中富含深刻的内在意蕴。汉画像艺术的构图逻辑和丰富元素,展现出宏大豁达的胸怀,体现了汉代的“大一统”思想与包揽一切的宇宙观。其活力四射的形象、张力十足的画面、自由流动的线条体现出了“事死如生”的生死观,凸显出汉人对于生命延续的渴望。其包容自信的艺术姿态,高度肯定人的存在价值,展露出鲜明的主体意识。

关键词：汉画像深沉雄大一统性生死观主体意识

Uniform decomposition of velocity gradient tensor

在线全文

学校读者我要写书评

暂无评论

Journal of Hydrodynamics 2024年第1期36卷 24-34页

作者： Chenxi ma Chaoqun Liu Department of mathematics University of Texas at ArlingtonArlingtonTXUSA

In this paper,the principal decomposition of the velocity gradient tensor[∇v]is discussed in 3 cases based on the discriminant∆:∆0 with 3 distinct real eigen values,and∆=0 with 1 or 2 distinct real eigen *** velocity ... 详细信息

In this paper,the principal decomposition of the velocity gradient tensor[∇v]is discussed in 3 cases based on the discriminant∆:∆s,∆>0 with 3 distinct real eigen values,and∆=0 with 1 or 2 distinct real eigen *** velocity gradient tensor can also be classified as rotation point,which can be decomposed into three parts,i.e.,rotation[R],shear[s]and stretching/compression[sC],and non-rotation point,we defined a new resistance term[L],and the tensor can be decomposed into three parts,i.e.,resistance[L],shear[s]and stretching/compression[sC].Example matric are also displayed to demonstrate the new *** of principal decomposition between 3 different cases,and between Resistance and Liutex will also be discussed.

关键词： Velocity gradient Liutex resistance fluid kinematics

VOC emitted by biopharmaceutical industries:source profiles,health risks,and secondary pollution

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Journal of Environmental sciences 2024年第1期135卷 570-584页

作者： Jiawei ma Lin Li state Key Laboratory of Environmental Aquatic Chemistry Research Center for Eco-Environmental SciencesChinese Academy of SciencesBeijing 100085China University of Chinese Academy of sciences Beijing 100049China National Engineering Laboratory for VOCs Pollution Control material&Technology University of Chinese Academy of SciencesBeijing 101408China

The biopharmaceutical industry contributes substantially to volatile organic compounds(VOCs)emissions,causing growing concerns and social developmental *** study conducted an on-site investigation of the process-based emission of VOCs from three biopharmaceutical *** the workshops of the three enterprises,26 VOCs were detected,which could be sorted into 4 classes:hydrocarbons,aromatic hydrocarbons,oxygen-containing compounds,and nitrogen-containing *** were the main components of waste gases,accounting for 44.13%-77.85%of the overall ***-based source profiles were compiled for each process unit,with the fermentation and extraction units of tiamulin fumarate being the main source of VOC *** heptanone,vinyl acetate,diethylamine,propylene glycol methyl ether(PGME),and benzene were screened as priority pollutants through a fuzzy comprehensive evaluation *** level concentration simulation results of the Gauss plume diffusion model demonstrated that the diffusivity of VOCs in the atmosphere was relatively high,indicating potential non-carcinogenic and carcinogenic risks 1.5-2 km ***,the process-based formation potentials of ozone and secondary organic aerosols(sOAs)were determined and indicated that N-methyl-2-pyrrolidone,dimethyl heptanone,and PGME should be preferentially controlled to reduce the ozone formation potential,whereas the control of benzene and chlorobenzene should be prioritized to reduce the generation of *** results provide a basis for understanding the characteristics of VOC emission by biopharmaceutical industries and their diffusion,potentially allowing the development of measures to reduce health risks and secondary pollution.

关键词： Biopharmaceutical Volatile organic compound Priority pollutant Exposure risk secondary pollution

A review of recent advances in the effects of surface and interface properties on marine propellers

在线全文

学校读者我要写书评

暂无评论

Friction 2024年第2期12卷 185-214页

作者： manfu ZHU Liran ma state Key Laboratory of Tribology in Advanced Equipment Tsinghua UniversityBeijing 100084China

marine propellers are important propulsion devices for both surface ships and underwater *** severe environmental problems have required further performance enhancement for ***,traditional methods to improve propeller performances through geometrical and structural optimizations have been extensively investigated,while the underlying mechanisms of the effects of surface and interface properties on marine propellers are still far from being fully *** paper presented a comprehensive review of recent advances in the effects of surface and interface properties,such as surface roughness and surface wettability,on marine propellers with an emphasis on the significant improvements in both hydrodynamic and cavitation performances,hoping to arouse more in-depth investigations in the field of surface/interface science and technologies on marine propellers,and also promote the state-of-the-art technologies,such as superlubricity technology,into practical applications.

关键词： marine propellers hydrodynamics cavitation surface roughness surface wettability

Copper slag assisted coke reduction of phosphogypsum for sulphur dioxide preparation

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Chinese Journal of Chemical Engineering 2024年第1期65卷 43-53页

作者： Dong ma Qinhui Wang state Key Laboratory of Clean Energy Utilization Institute for Thermal Power EngineeringZhejiang UniversityHangzhou 310027China

The reduction of phosphogypsum(PG)to lime slag and sO_(2)using coke can effectively alleviate the environmental problems caused by ***,the PG decomposition temperature remains high and the product yield remains *** adding additives,the decomposition temperature can be further reduced and PG decomposition rate and product yield can be ***,the use of current additives such as Fe_(2)O_(3)and siO_(2)brings the problem of increasing economic ***,it is proposed to use solid waste copper slag(Cs)as a new additive to reduce PG to prepare sO2,which can reduce the cost and meet the environmental benefits at the same *** effects of proportion,temperature and thermostatic time on PG decomposition are investigated by experimental and kinetic analysis combined with Factsage thermodynamic calculations to optimize the roasting ***,the reaction mechanism is *** is found that adding Cs to the coke and PG system can increase the rate of PG decomposition and sO_(2)yield while lowering the PG decomposition *** example,when the Cs/PG mass ratio increases from 0 to 1,PG decomposition rate increases from 83.38%to 99.35%,sO_(2)yield increases from 78.62%to 96.81%,and PG decomposition temperature decreases from 992.4℃to 949.6℃.The optimal reaction parameters are Cs/PG mass ratio of 1,Coke/PG mass ratio of 0.06 at 1100℃for 20 min with 99.35%PG decomposition rate and 96.81%sO_(2) *** process proceeds according to the following reactions:2CasO_(4)+ 0.7C + 0.8Fe_(2)siO_(4)→0.8Ca_(2)siO_(4)+ 0.2Ca_(2)Fe_(2)O_(5)+ 0.4Fe_(3)O_(4)+2sO_(2)+ 0.7CO_(2)Finally,a process for decomposing PG with coke and Cs is proposed.

关键词： Phosphogypsum sulfur dioxide Copper slag Fluidized-bed Reduction Waste treatment