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394篇 您的检索式:作者名="Kumar I S"
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1马来亚大学医学中心门诊糖尿病患者视网膜病变的发病率(英文)显示文摘目的:评估马来亚大学医学中心眼科门诊的糖尿病性视网膜病变的发病率和它在糖尿病患者中的危险因素。方法:该横向研究包括100例近期被诊断为糖尿病患者的200眼。采集有关的眼部和全身病史并对所有的眼进行彻底散瞳眼底检查。视网膜病变的状况根据早期糖尿病性视网膜病变治疗研究(ETDRS)的结果进行分类。造成视网膜病变的危险因素是通过卡方检验进行分析的,P<0.05被认为有意义。结果:在我们的研究中,近期被诊断为糖尿病人群中糖尿病性视网膜病变的发病率为28%,Ⅱ型糖尿病患者中非增殖性视网膜病变的发病率(36%)比Ⅰ型糖尿病患者高(24%)。在两种类型的糖尿病患者中,视网膜病变的发病率与性别、年龄、种族、社会经济状况、糖尿病类型和体重指数无关。糖尿病病史较长并控制不良的患者,高血压者,伴有神经病变者,高脂血症以及有吸烟史者,视网膜病变的发病率明显高。结论:对糖尿病患者进行视网膜病变的基线筛查是可取的,因为早期发现,规律随访,合理的推荐给眼科医生并进行有效的治疗将减少以及避免患者严重的视力丧失。I Tajunisah SMS Sendhil Kumar S C Reddy 2008国际眼科杂志2008,8,4:7
2改良搅拌摩擦焊修复汽车保险杠显示文摘本文研究了改良搅拌摩擦焊(MFSW)修复热塑性汽车保险杠。聚酰胺(PA6)复合材料常被用于改良搅拌摩擦焊中连接丙烯腈丁二烯苯乙烯(ABS)复合材料。为保证有效范围内的熔体流动特性,对不同的热塑性塑料进行了处理。然后,通过螺杆挤压制备了用于熔融沉积建模(FDM)过程的原料长丝。最后,为改良搅拌摩擦焊制备了基于PA6的3D打印耗材快速模具(RT),并对制备的接头进行了弯曲、硬度、形态和热性能测试。结果表明,在1400 r/min、50 mm/min横向速度和3 mm深度下焊接的样品力学强度最大,在1000 r/min、30 mm/min横向速度和2 mm深度下焊接的样品力学强度最小,该结果与热成像和显微结果一致。Ranvijay KUMAR Rupinder SINGH I P S AHUJA 2020Journal of Central South University2020,27,8:2
3MEGA2 :Molecular evolution-ary genetics analysissoftware 显示文摘KUMAR S TAMURA K JAKOBSEN I B 2001Bioinformatics2001,17,:1
4Growth responses of different subpopulations of adult sensory neurons to neurotrophic factors in vitro显示文摘 Kumar R D McMahon S B 1999Eur J Neurosci1999,11,:1
5Review on TiC Reinforced Steel Composites 显示文摘Parashivamurthy K I KUMAR R K SEETHARAMU S HANDRASEKHARAIAH M N 2001Journal of Materials Science2001,,36:1
6Comparison of Methods of Eye Protection under General Anaesthesia显示文摘i Grover V K Kumar K V Sharma S 1998Can J Anesth1998,45,6:1
7MEGA2:Molecular evolutionary genetics analysis software显示文摘KUMAR S TAMARA K JAKOBSEN I B 2001Bioinformatics2001,17,12:1
8HIPI and HIPlr stabilize receptor tyrosine kinases and bind 3-phosphoinositides via epsin N-terminal homology domains显示文摘Hyun T S Rao D S Saint-Dic D Michael L E Kumar P D Bradley S V Mizukami I F 0,,14:1
9MEGA2: molecular evolutionary genetics analysis software显示文摘KUMAR S TAMURA K JACKOBSEN I B 2001Bioirdormatics2001,17,:1
10A Comparative Study on Classification of Features by SVM and PSVM Extracted Using Morlet Wavelet for Fault Diagnosis of Spur Bevel Gear Box 显示文摘SARAVANAN N SIDDAB-ATrUNI V N S Kumar RAMACHAN- DRAN K I 2008Expert Systems with Applications2008,35,3:1
11Differential proteomic analysis of Clostridium perfringens ATCC13124;identification of dominant,surface and structure associated proteins显示文摘ALAM S I BANSOD S KUMAR R B 2009BMC Microbiol2009,9,:1
12Requirement of fire retardants for different timber species显示文摘DEV I RAM L KUMAR S 1992J Timb Dev Assoc(India)1992,38,:1
13Identification of mesenchymal stem/progenitor cells in human first- trimester fetal blood, liver, and bone marrow显示文摘Campagnoli C Roberts I A G Kumar S 2001Blood2001,98,8:1
14Acetonitrile-induced conformational transitions in poly-L-lysine 显示文摘Arunkurnar A I Kumar T K S Sivaraman T 1997International Journal of Biological Macrornolecules1997,21,:1
15MEGA2 : Molecular Evolutionary Genetics Analysis software显示文摘Kumar S Tamura K Lakobsen I B 2001Bioinformatics2001,17,12:1
16Asymmetric synthesis of a 3,4-substituted pyrrolidine by L-proline catalyzed direct enolexo aldolization 显示文摘Kumar I Bhide S R Rode C V 2007Tetrahedron : Asymmetry2007,18,:1
17MEGA2: molecular evolutionary genetics analysis software显示文摘Kumar S Tamura K Jakobsen I B 2001Bioinformatics2001,17,:1
18Route of infection that induces a high intensity of gamma interferon-secreting T cells in the genital tract produces optimal protection against Chlamydia trachomatis infection in mice显示文摘Igietseme J U Uriri I M Kumar S N 1998Infec Immun1998,66,:1
19Platelets and atherothrombosis: causes, targets and treatments for thrombosis 显示文摘SIDDIQUI T I KUMAR K S DIKSHIT D K 2013Curr Med Chem2013,20,22:1
20MEGA2: molecular evolutionary genetics analysis software 显示文摘Kumar S Tamura K Jakobsen I B 2001Bioinformatics2001,17,12:1
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