检索结果-南通市图书馆

Microvascular alterations of the ocular surface and retina in connective tissue disease-related interstitial lung disease

在线全文

同方期刊数据库

学校读者我要写书评

暂无评论

International Journal of Ophthalmology(English edition) 2024年第10期17卷 1869-1879页

作者： Li-Ming Chen Min Kang Jun-yi Wang San-Hua Xu Cheng Chen Hong Wei qian Ling Liang-Qi He Jie Zou yi-Xin Wang Xu Chen Ping ying Hui Huang yi Shao Rui Wu Department of Rheumatology the First Affiliated Hospital of Nanchang UniversityNanchang 330006Jiangxi ProvinceChina Department of Ophthalmology the First Affiliated Hospital of Nanchang UniversityNanchang 330006Jiangxi ProvinceChina The First School of Clinical Medicine of Nanchang University Jiangxi Medical College of Nanchang UniversityNanchang 330000Jiangxi ProvinceChina School of Optometry and Vision Science Cardiff UniversityCardiffCF244HQWalesUK Ophthalmology Centre of Maastricht University Maastricht 6200MSLimburg ProvincieNetherlands Department of Ophthalmology Eye&ENT Hospital of Fudan UniversityShanghai 200030China

AIM:To examine the disparities in macular retinal vascular density between individuals with connective tissue disease-related interstitial lung disease(CTD-ILD)and healthy controls(HCs)by optical coherence tomography angiography(OCTA)and to investigate the changes in microvascular density in abnormal ***:For a retrospective case-control study,a total of 16 patients(32 eyes)diagnosed with CTD-ILD were selected as the ILD *** 16 healthy volunteers with 32 eyes,matched in terms of age and sex with the patients,were recruited as control *** macular retina’s superficial retinal layer(SRL)and deep retinal layer(DRL)were examined and scanned using OCTA in each individual *** densities of retinal microvascular(MIR),macrovascular(MAR),and total microvascular(TMI)were calculated and *** in retinal vascular density in the macular region were analyzed using three different segmentation methods:central annuli segmentation method(C1-C6),hemispheric segmentation method[uperior right(SR),superior left(SL),inferior left(IL),and inferior right(IR)],and Early Treatment Diabetic Retinopathy Study(ETDRS)methods[superior(S),inferior(I),left(L),and right(R)].The data were analyzed using Version 9.0 of GraphPad prism and Pearson ***:The OCTA data demonstrated a statistically significant difference(Pying the ETDRS method,the ILD group displayed substantial drops in superficial retinal S and I(P<0.05),along with notable reductions in deep retinal L,I,and R(P<0.05).In the central annuli segmentation m

关键词： connective tissue disease‑related interstitial lung disease optical coherence tomography angiography microvessel density ocular surface retina

An Aerial–Wall Robotic Insect That Can Land, Climb, and Take Off from Vertical Surfaces

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Research 2024年第1期2023卷 149-163页

作者： qian Li Haoze Li Huan Shen Yangguang Yu Haoran He Xincheng Feng yi Sun Zhiyuan Mao Guangming Chen Zongjun Tian Lida Shen Xiangming Zheng Aihong Ji College of Mechanical and Electrical Engineering Nanjing University of Aeronautics and AstronauticsNanjingChina College of Aerospace Engineering Nanjing University of Aeronautics and AstronauticsNanjingChina State Key Laboratory of Mechanics and Control for Aerospace Structures Nanjing University of Aeronautics and AstronauticsNanjingChina

Insects that can perform flapping-wing flight,climb on a wall,and switch smoothly between the 2 locomotion regimes provide us with excellent biomimetic ***,very few biomimetic robots can perform complex locomotion tasks that combine the 2 abilities of climbing and ***,we describe an aerial–wall amphibious robot that is self-contained for flying and climbing,and that can seamlessly move between the air and *** adopts a flapping/rotor hybrid power layout,which realizes not only efficient and controllable flight in the air but also attachment to,and climbing on,the vertical wall through a synergistic combination of the aerodynamic negative pressure adsorption of the rotor power and a climbing mechanism with bionic adhesion *** the basis of the attachment mechanism of insect foot pads,the prepared biomimetic adhesive materials of the robot can be applied to various types of wall surfaces to achieve stable *** longitudinal axis layout design of the rotor dynamics and control strategy realize a unique cross-domain movement during the flying–climbing transition,which has important implications in understanding the takeoff and landing of ***,it enables the robot to cross the air–wall boundary in 0.4 s(landing),and cross the wall–air boundary in 0.7 s(taking off).The aerial–wall amphibious robot expands the working space of traditional flying and climbing robots,which can pave the way for future robots that can perform autonomous visual monitoring,human search and rescue,and tracking tasks in complex air–wall environments.

关键词： robot smoothly Vertical

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

内化理论及其内部机理的模式探讨与解释

海外英语 2012年第9X期 59-60页

作者：周倩宜山东农业大学外国语学院山东泰安271018

近年来,社会文化理论引起了二语习得研究者的广泛关注。该文以该理论中的一个重要概念——内化为中心,首先对内化理论进行简要叙述,继而简谈其在二语习得中的应用,最后对其内部机理进行模式上的探讨与解释。

关键词：内化理论二语习得主体客体

老年肺结核合并肺部白色念珠菌感染40例临床分析

在线全文

学校读者我要写书评

暂无评论

新乡医学院学报 2006年第6期23卷 624-625页

作者：周义乾新乡医学院第一附属医院结核内科河南卫辉453100

目的探讨老年肺结核合并肺部真菌感染的易患因素、诊断及治疗。方法回顾性分析40例老年肺结核合并肺部白色念珠菌感染患者的临床资料。结果所有病例病程较长,肺部病变广泛,有长期反复应用广谱抗生素及激素史,临床表现不典型,易被原发病... 详细信息

目的探讨老年肺结核合并肺部真菌感染的易患因素、诊断及治疗。方法回顾性分析40例老年肺结核合并肺部白色念珠菌感染患者的临床资料。结果所有病例病程较长,肺部病变广泛,有长期反复应用广谱抗生素及激素史,临床表现不典型,易被原发病症状所掩盖而延误诊断。确诊有赖于病原学检查。在抗结核治疗的同时给予抗真菌治疗,好转治愈率达95%。结论老年肺结核合并肺部白色念珠菌感染患者在抗结核治疗的同时给予氟康唑抗真菌治疗具有明显疗效。

关键词：肺结核白色念珠菌感染老年人

胸腺肽辅助治疗肺结核的临床意义及对血浆内皮素的影响

在线全文

学校读者我要写书评

暂无评论

医学信息（内.外科版） 2009年第6期22卷 522-524页

作者：周义乾新乡医学院第一附属医院结核科河南卫辉453100

目的观察胸腺肽辅助治疗对浸润型肺结核血浆内皮素(endothelin,ET)变化的影响及其临床疗效。方法将128例浸润型肺结核患者随机分为治疗组68例和对照组60例,观察两组患者治疗前后血浆内皮素变化、肺部病灶改变及痰菌阴转情况。结果治疗... 详细信息

目的观察胸腺肽辅助治疗对浸润型肺结核血浆内皮素(endothelin,ET)变化的影响及其临床疗效。方法将128例浸润型肺结核患者随机分为治疗组68例和对照组60例,观察两组患者治疗前后血浆内皮素变化、肺部病灶改变及痰菌阴转情况。结果治疗前两组患者血浆内皮素均明显增高P>0.05,两组治疗后自身比较血浆内皮素均有明显降低,治疗组优于对照组,有显著性差异P<0.01。治疗2个月后痰菌阴转结果,治疗组为94%,对照组为73.3%,治疗组明显高于对照组,具有显著性差异P<0.01。病灶吸收率,治疗组为97%、对照组为76.6%,治疗组优与对照组,差异显著P<0.01。结论胸腺肽辅助治疗肺结核,可降低血浆内皮素,缩短痰菌转阴时间,加快肺部病灶吸收。

关键词：胸腺肽抗痨浸润型肺结核内皮素

在线全文

学校读者我要写书评

暂无评论

股份合作制企业的不规范性及其规范化改造

湖南行政学院学报 2001年第3期 35-37页

作者：周前宜中共邵阳市委党校讲师湖南邵阳422500

我国股份合作制企业的不规范性表现在股权结构不科学、组织机构和管理制度不规范、分配制度不合理三个方面。实现我国股份合作制企业制度的规范化就是要通过存量股权流动和增量扩股实现股权结构科学化;实现资本所有权、经营权、劳动者... 详细信息

我国股份合作制企业的不规范性表现在股权结构不科学、组织机构和管理制度不规范、分配制度不合理三个方面。实现我国股份合作制企业制度的规范化就是要通过存量股权流动和增量扩股实现股权结构科学化;实现资本所有权、经营权、劳动者劳动权的分离,建立以企业内部职工为主体的法人治理结构;健全财会制度、加强财会管理,实现分配制度合理化。

关键词：股份合作制不规范性规范化

Pregnancy Complicated With a Giant Pancreatic Tumor and Decompensation of Liver Cirrhosis:A Case Report and Literature Review

在线全文

学校读者我要写书评

暂无评论

Maternal-Fetal Medicine 2024年第1期6卷 50-53页

作者： yi Yu Lirong Teng Juntao Liu Xinyan Liu Ping Peng qian zhou Congcong Liu Department of Obstetrics and Gynecology Peking Union Medical College HospitalChinese Academy of Medical Sciences and Peking Union Medical CollegeBeijing 100730China National Clinical Research Center for Obstetric and Gynecologic Diseases Beijing 100730China

Pregnancy with solid pseudopapillary tumor of the pancreas(SPTP)is *** pregnancy hormones may cause tumor progression,the management and treatment of SPTP need to balance the safety of pregnant women and fetuses with surgical *** reported a case of a giant pancreatic tumor diagnosed during pregnancy that was considered to be *** also showed hepatitis B virus infection and severe decompensation of liver *** termination of pregnancy was *** patient has lived with the tumor until now without *** retrieved the published case reports,summarized the clinical characteristics of pregnancy with SPTP,and explored its management during the perinatal *** patients with SPTP have a good prognosis with good maternal and fetal outcomes,and it is important to choose an appropriate treatment method and ***,pregnancy combined with decompensated liver cirrhosis needs to be terminated in a timely manner because of its high-risk status.

关键词： Pregnancy complications Pancreatic tumor Solid pseudopapillary tumor of the pancreas Liver cirrhosis decompensation Abnormal coagulation function

Fluorine-doped carbon quantum dots with deep-red emission for hypochlorite determination and cancer cell imaging

在线全文

学校读者我要写书评

暂无评论

Chinese Chemical Letters 2024年第6期35卷 433-438页

作者： Boran Cheng Lei Cao Chen Li Fang-yi Huo qian-Fang Meng Ganglin Tong Xuan Wu Lin-Lin Bu Lang Rao Shubin Wang Department of Oncology Shenzhen Key Laboratory of Gastrointestinal Cancer Translational ResearchCancer InstitutePeking University Shenzhen HospitalShenzhen-Peking University-Hong Kong University of Science and Technology Medical CenterShenzhen 518036China Institute of Biomedical Health Technology and Engineering Shenzhen Bay LaboratoryShenzhen 518132China The State Key Laboratory Breeding Base of Basic Science of Stomatology(Hubei-MOST)&Key Laboratory of Oral Biomedicine Ministry of Education School&Hospital of StomatologyWuhan UniversityWuhan 430079China

As a type of new carbon-based nanomaterials,carbon dots(CDs)possess exceptional optical properties,making them highly desirable for use in fluorescent ***,the CDs with deep-red(DR)or near-infrared(NIR)emission have rarely been *** this work,we prepared deep-red emissive fluorine-doped carbon quantum dots(F-CDs)by introducing a precursor simultaneously containing fluorine and *** synergistic effect of nitrogen doping and D-π-A pattern production contributed to the maximum emission of F-CDs at 636 nm with an absolute quantum yield of 36.00%±0.68%.Moreover,we designed an F-CDs-based fluorescence assay to determine the content of hypochlorite(ClO^(-)),with a limit of detection(LOD)as low as 15.4 nmol/L,indicating the high sensitivity of F-CDs to ClO^(-).In real samples,the F-CDs-based fluorescent sensor exhibited excellent sensitivity and selectivity in the detection of ClO^(-),with an error below 2%,suggesting their great potential in daily *** cancer cell imaging,the F-CDs not only demonstrated high sensitivity to ClO^(-)but also exhibited excellent mitochondria targeting,as evidenced by the high Pearson's correlation coefficient(PCC)of 0.93 in colocalization *** work presented here suggests the great potential of replacing commercial dyes with F-CDs for highly specific mitochondria labeling and cell imaging.

关键词： Carbon dots Near-infrared Cell imaging Mitochondria labeling Hypochlorite determination

Degradation of warm permafrost and talik formation on the Qinghai-Tibet Plateau in 2006-2021

在线全文

学校读者我要写书评

暂无评论

Advances in Climate Change Research 2024年第2期15卷 275-284页

作者： Qi-Hang MEI Ji CHEN You-qian LIU Shou-Hong ZHANG Jing-yi ZHAO Tian-Chun DONG Jun-Cheng WANG Yao-Jun ZHAO Beiluhe Observation and Research Station of Frozen Soil Engineering and Environment Key Laboratory of Cryospheric Science and Frozen Soil EngineeringNorthwest Institute of Eco-Environmental and ResourcesChinese Academy of SciencesLanzhou 730000China China Railway Qinghai-Tibet Group Co.Ltd Xining 810007China University of Chinese Academy of Sciences Beijing 100049China

Permafrost is degrading globally,particularly those with low thermal stability on the Qinghai-Tibet Plateau,owing to climate ***,the inadequacy of direct research on permafrost degradation based on in-situ monitoring limits the prediction of permafrost degradation and engineering *** study explored the processes and modes of permafrost degradation into talik by analyzing ground temperature data from five points in the hinterland of the Qinghai-Tibet Plateau from 2006 to *** results showed that the degradation of the warm permafrost layer with a geothermal gradient of zero occurred simultaneously in the top and bottom *** rate of permafrost degradation from the top down and bottom up increase during the degradation process,but the increase of the former is more drastic after the formation of thawed ***,the construction of the Qinghai-Tibet Railway changed the degradation modes of the permafrost in adjacent natural sites through horizontal heat transfer,particularly after through talik formation under the *** findings suggest that taking countermeasures before or immediately after forming thawed interlayer is more *** evaluating the thermal impact of projects in warm permafrost regions,special attention should be given to the horizontal heat transfer process that may result from the formation of a through talik.

关键词： Warm permafrost Degradation Talik Qinghai-Tibet Plateau Climate change