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1.
对1986年-1990年《江西医学院学报》的引文进行了数理统计与分析,定量描述其引文的类型,文种,时序以及在被引期刊中的分布。测定了该刊引用文献的半衰期与核心期刊,并对论著及著者分布作了分析。  相似文献   
2.
 目的 研究阿克他利(Acta)对小鼠Ⅱ型胶原性关节炎(CIA)的治疗作用。方法 采用Ⅱ型胶原(CⅡ)乳剂皮内注射诱导的小鼠CIA模型。在此基础上,检测小鼠足肿胀、免疫功能的改变,以及对CⅡ的迟发性变态反应(DTH)和血清中抗CⅡ抗体的测定,同时进行了病理组织学的检查。结果 Acta(10,30,90 mg·kg-1)ig对CⅡ诱导的小鼠足肿胀有明显的抑制作用;体外研究发现,Acta(10,30,90 mg·kg-1)能使CIA小鼠过高的ConA增殖反应和IL-2的产生恢复至接近正常,同时对CIA小鼠过高的IL-1产生有明显的抑制作用;Acta(10,30,90 mg·kg-1)ig可以明显减轻CⅡ诱发迟发性变态反应(DTH),但Acta对CIA小鼠体内的抗体的产生无显著影响。病理学检查表明,Acta(10,30,90 mg·kg-1)ig可以减轻CIA小鼠的骨膜增生和软骨破坏。结论 Acta对CIA小鼠具有治疗作用,该作用可能是通过细胞免疫调节实现的。  相似文献   
3.
Acta Ophthalmologica appeared as the scientific journal of the Nordic ophthalmological Societies in 1923. The intention was to expose the clinical and experimental developments among the ophthalmological communities of the four Nordic countries: Denmark, Finland, Norway and Sweden. The collaboration within the field of ophthalmology had been attempted with the publication of ‘Nordisk ophthalmologisk Tidsskrift’ in the years 1889–1892. Now, once again, the wish for a tighter Nordic cooperation was explored by enthusiastic ophthalmologists in all four countries. One person stands out as the driving force, K.K.K. Lundsgaard, who in spite of his early death in 1931 was remembered by name on the front page of Acta since 1936 by the Latin phrase ‘A K.K.K. Lundsgaard edi coepta’. The present review recalls details from the early years when the journal found its place in the ophthalmology and creates the background for some reflections on purpose and goals by publishing a scientific journal.  相似文献   
4.
目的 分析专刊主题的选取对提升期刊学术质量的影响,为推动科技期刊的国际影响力提供参考。方法 以2010-2012年Acta Mechanica Sinica(《力学学报》英文版)出版的专刊为例,对比纪念活动选题专刊和学术会议选题专刊文章的被引频次和零引用率。结果 纪念活动选题专刊的被引频次普遍高于常规投稿文章,零引用率低于常规投稿文章,学术会议选题专刊文章则相反。结论 充分利用期刊或学科相关的各类重大纪念活动的机遇,精心策划、积极组织学术专刊,提升刊物的学术质量和国际影响力。  相似文献   
5.
目的统计从复刊以来《营养学报》发表论文被引用情况,分析其学术价值和影响状况。方法2006-09,利用清华大学主办、中国学术期刊(光盘版)电子杂志社编辑出版的《中国知识资源总库》中的《中国引文数据库》进行数据采集。结果1981-2005年,被引论文1781篇,占刊出论文2086篇的85.4%,总被引12058次,每篇被引论文平均被引6.77次,单篇论文被引最高次数为106次。结论《营养学报》在我国的营养学发展中发挥了重要作用,应继续发扬本刊的宗旨,坚定办刊方针,加速发展,争创精品期刊。  相似文献   
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7.
食管癌术后纵隔转移灶后程加速超分割三维适形放射治疗   总被引:8,自引:0,他引:8  
目的:探讨胸段食管癌根治术后纵隔转移灶后程加速超分割三维适形放射治疗的意义和效果。方法:104例食管癌根治术后发生纵隔转移患者,随机分为常规治疗组和研究组。开始治疗时两组均采用前后两野同照放射治疗,分割剂量DT2.0Gy/次,5次/周,照射38Gy后常规组根据CT复查情况重新模拟机定位,两野或者三野避脊髓继续常规分割治疗。研究组行CTsim定位,进行三维适形计划设计,新计划以DT1.5Gy/次,2次/d,5天/周,常规组照射目标剂量60Gy,研究组照射目标剂量68Gy。结果:治疗后3个月复查CT,各组病灶达CR者14//29例,分别占26.9%和55.8%,各组病灶达PR者26/22例,分别占50.0%和42.3%,两组总的有效率(CR PR)分别是76.9%和98.1%。结论:食管癌根治术后纵隔转移患者进行后程加速超分割三维适形放射治疗可以明显提高局部控制率,疗效达CR和CR PR的患者均有统计学差异(P≤0.005和P≤0.05),急性放射治疗反应可耐受,具有良好的应用前景。  相似文献   
8.
ACTA2-related vasculopathy is an autosomal dominant genetic disorder characterized by aortic aneurysms and dissection, and limb artery lesions are rare. We report a case of transcatheter arterial embolization for a pseudoaneurysm of a deep femoral artery in a patient with presumptive ACTA2-related vasculopathy. A 58-year-old woman was presumed to have an ACTA2 mutation based on her history of aortic diseases and family history of ACTA2 mutations. During follow-up, contrast-enhanced computed tomography for aortic diseases revealed occlusion and vessel wall abnormalities of the bilateral deep femoral arteries. Two weeks later, she complained of acute right inguinal pain without any triggering factors, and contrast-enhanced computed tomography revealed a pseudoaneurysm of the right deep femoral artery. Vascular fragility due to ACTA2 mutation was believed to be the cause of the pseudoaneurysm. Transcatheter arterial embolization was successfully performed and no rebleeding occurred during 1.5 years after the transcatheter arterial embolization.  相似文献   
9.
To determine the accuracy of bibliographic citation in Acta Anaesthesiologica Scandinavica. We reviewed all 1990 volumes and part of 1994 volumes of the journal and sequentially numbered all references appearing in those years (n = 2701 and 2158 in 1990 (No. 1-No. 8) and 1994 (No. 1-No. 5), respectively). We randomly selected 100 references from each year. After citations of nonjournal articles were excluded, the remaining 195 citations were carefully scrutinized. Authors' names, article title, journal title, volume number, page numbers, and year w7ere examined in each selected reference. A reference was deemed correct if each element of the citation was identical to its source. Of the examined references, 40% and 45% contained one or more errors in 1 990 and 1994, respectively. The elements most likely to be inaccurate were, in descending order of frequency, article title, author, and page number. No significant differences existed in the error rate between the two years. We have found many citation errors in the reference lists of Acta Anaesthesiologica Scandinavica and no improvement in these latest four years. All contributors to Acta Anaesthesiologica Scandinavica should thoroughly check the accuracy of reference lists.  相似文献   
10.
In the second half of the nineteenth century several ophthalmological journals appeared (Germany, England, France, United States). In the northern countries (Denmark, Finland, Norway, Sweden) an initiative lead to ‘Nordisk ophthalmologisk Tidsskrift’ published in the scandinavian languages in the years 1889–92. The ‘driving force’ behind the journal was the first professor in Ophthalmology in Copenhagen, Dr. Edmund Hansen Grut. The purpose with this presentation is to give the background for the rise and fall of the journal which was an attempt to promote Nordic Ophthalmology. The authors turned out, however, to be mainly those involved as editors. The journal never gained broad acceptance and it simply stopped in 1892, without any closing remarks. In spite of its short life the journal should be remembered for the very first publication on the arcuate scotoma, the Bjerrum scotoma from 1889. Although shortlived the initiative was not in vain, as can be read in the preface to the very first volume of Acta ophthalmologica.  相似文献   
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