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作者投稿或已经在医学期刊发表的文章中采用Excel处理的线条图较常见,全文对其中存在的问题加以分析总结,以引起作者和编者的注意,同时提出解决办法供参考。 相似文献
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2006年1月9日在北京人民大会堂召开的全国科学技术大会上,胡锦涛总书记明确提出到2020年使我国的自主创新能力显著增强,进入创新型国家行列,并在其后的全国人民代表大会上通过,使之成为我国未来15年科技发展的纲领性文件. 相似文献
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美国放射治疗师培训项目成立较早,培养模式、资格认证和继续教育较为完善。查阅美国劳工部、放射技师注册资格认证协会、放射技师协会、放射技术教育联合审查委员会网站以及中国内地外相关文献资料,分析了美国放射治疗师的培养模式、资格认证、工作内容、继续教育、就业情况,为建立适合中国内地国情的放射治疗师专业人才培养的新模式提供一些借... 相似文献
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《中华放射肿瘤学杂志》2023,(7):591-591
为适应期刊网络采编技术的不断发展,更好地为广大作者、读者提供高质量的服务,中华医学会杂志社各期刊将于2023年7月18日统一启用新版学术期刊出版服务平台(即远程稿件管理系统,投稿、审稿采编平台,简称新平台),网址:https:/medpress.yigle.com。《中华放射肿瘤学杂志》原采编系统(www.cjro.org)届时将同步更换为此新平台。 相似文献
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《中华放射肿瘤学杂志》2023,(10):938-938
为适应期刊网络采编技术的不断发展,更好地为广大作者、读者提供高质量的服务,中华医学会杂志社各期刊已于2023年7月18日统一启用新版学术期刊出版服务平台(即远程稿件管理系统,投稿、审稿采编平台,简称新平台),网址:https://medpress.yiigle.com。《中华放射肿瘤学杂志》原采编系统( www.cjro.org)届时将同步更换为此新平台。 相似文献
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Graft-versus-Leukemia Effect and Its Clinical Implications 总被引:1,自引:0,他引:1
Graft-versus-leukemia (GVL) effect is an immunologically important phenomenon which decreases the relapse rate of leukemia after allogeneic bone marrow transplantation. GVL effect is sometimes associated with the occurrence of graft-versus-host disease (GVHD). Analyses of GVL effect and GVHD showed that these two phenomena were separable in some conditions. Although we cannot yet completely control the development of the GVL effect without inducing GVHD in humans, basic analyses using animal models show potential benefits of the GVL effect for clinical applications. Autologous GVHD is another important phenomenon which can help to eradicate minimal residual disease. Interleukin 2 and/or cyclosporin A are extensively used in animal models and in humans to induce autologous GVHD, showing beneficial effects. In the future, cytokine usage and allogeneic stem cell transplantation or leukocyte infusion appear to be promising in the control of minimal residual disease. Further studies on the mechanisms of GVL effects and GVHD may well open a new era for cell transplantation. 相似文献
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目的 检测乳腺癌组织中HER2基因扩增状态,评价其临床病理意义。方法 应用FISH、IHC方法分析55例乳腺癌HER2基因扩增/蛋白表达状态与临床病理特征的关系,比对IHC法与FISH检测的一致性程度。结果 55例乳腺癌FISH检测有32例(58.2%)HER2基因扩增。IHC法HER2(+++)22例中21例(95.5%)HER2基因扩增;HER2(++)12例中10例(83.3%)HER2基因扩增;HER2(+/-)21例中1例(4.7%)HER2基因扩增。39例浸润性导管癌中30例(76.9%)有HER2基因扩增,12例浸润性小叶癌中仅1例(8.3%)HER2基因扩增。HER2基因扩增在浸润性导管癌的组织学分级间差异有统计学意义(P<0.001),组织学Ⅲ级的浸润性导管癌较Ⅰ、Ⅱ级有较高的HER2基因扩增率。HER2基因扩增与ER、PR阴性状态及腋淋巴结转移有显著相关性(P<0.01),与患者是否绝经无相关性(P>0.05)。结论 浸润性小叶癌,ER、PR阳性以及组织学Ⅰ级的浸润性导管癌常少有HER2基因扩增;对于组织学Ⅲ的浸润性导管癌,同时ER、PR阴性者尽管IHC检测结果为阴性,仍需做FISH检测以明确是否有HER2基因扩增。 相似文献
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CXCR4在原发性肝细胞癌中的表达及意义 总被引:2,自引:1,他引:1
目的:检测原发性肝细胞癌中CXCR4的表达及微血管密度情况,结合临床病理资料分析CXCR4表达对肝癌患者临床预后的影响,初步探讨CXCR4与肝癌微血管生成之间的关系.方法:收集2000年1月至2001年12月我院手术切除的符合实验条件的117例肝癌患者的临床病理资料,采用免疫组织化学方法检测肝癌组织中CX-CR4的表达状况,分析CXCR4的表达与临床病理因素之间的关系,进一步进行生存分析和Logistic回归研究,分析各因素对肝癌预后的预测价值;同时用免疫组织化学方法检测肿瘤微血管密度,结合CXCR4的表达情况初步分析CXCR4在肝癌微血管形成过程中的作用.结果:CXCR4在全部117例肝癌组织中呈不同程度表达,其表达情况在患者肝硬化程度、肿瘤Edmonson分级、肿瘤直径和术前Child-Pugh分级之间的差异无统计学意义(P>0.05),在肿瘤是否有血管侵犯之间的差异存在统计学意义(P<0.05).单因素分析显示:患者肝硬化程度、肿瘤直径、肿瘤Edmon-80n分级、肿瘤侵犯血管及CXCR4表达情况是影响患者无瘤生存时间的危险因素(P<0.05).COX回归显示患者肝硬化程度、肿瘤直径、肿瘤侵犯血管及CXCR4表达情况是影响患者无瘤生存时间的独立危险因素(P<0.05).结论:CXCR4在所有的原发性肝细胞癌中均呈不同程度的表达,其表达强度与肿瘤侵犯血管之间存在明显相关关系.同时是预测肝癌术后转移的独立危险因素. 相似文献
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Avvaru Satya Kiran Ajoy Mathew Varghese Aparna Irodi Anjali Lepcha John Mathew Visalakshi Jeyaseelan 《Indian journal of otolaryngology and head and neck surgery》2018,70(1):1-9
To test whether there are variations in cochlear orientation with respect to age and sex, and its relevance in cochlear implant surgery. Implant otologists rely upon the anatomic landmarks including the facial recess and round window niche and round window membrane for accessibility and placement of electrode array into scala tympani of basal turn of cochlea. Anecdotally, surgeons note variations in cochlear orientation with respect to age. Cochlear orientation studied radiologically by pre-operative CT scan of temporal bone can guide a Surgeon’s approach to cochlear implantation. To investigate the changes in cochlear orientation with respect to age and sex; and its relevance in cochlear implantation. A retrospective analytical study was performed on CT scans of temporal bones in patients (of our hospital from July 2013 to January 2015 i.e. for a period of 18 months) with no congenital or radiological abnormalities of cochlea. The basal turn angulations of cochlea varied with age and majority of change occurred during early age. The basal turn angulations of cochlea in difficult situations during cochlear implantation were correlated with the data. There is a significant variation in cochlear orientation as measured radiologically by basal turn angulations relative to midsagittal plane. The more obtuse and acute basal turn angulations have implications like difficulty in cochleostomy and electrode placement during cochlear implantation. 相似文献
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本文集中分析研究了直肠癌的肿瘤生长方式的特征,其与诸病理学因素的关系,及不同生长方式对生存率的影响,研究结果表明:呈推进性生长者,由于其多为大的癌巢向周围推挤,周围有较多的纤维组织增生,限制肿瘤向周围扩散,因此它难于向纵横及深层浸润;而且其侵犯小静脉及小淋巴管的能力差;多表现为中、高分化腺癌,切除率及根切率高,患者5、10年的生存率亦高。而呈浸润性生长者则与此相反。作者认为生长方式在诸生物学特性中起着主导作用,并且对判定预后也有重要的意义。因而有必要深入对生长方式进行研究,并建议将生长方式作为病理诊断中的常规项目进行观察,可能对临床判定预后有指导意义。 相似文献
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Cancer Control and the Communication Innovation in South Korea: Implications for Cancer Disparities 下载免费PDF全文
《Asian Pacific journal of cancer prevention》2013,14(6):3411-3417
Over the last 10 years, the number of cancer survivors in South Korea has reached nearly one million with asurvival rate of 49.4%. However, integrated supportive care for cancer survivors is lagging. One area in which thecurrent cancer control policy needs updating is in the utilization of information and communication technology(ICT). The remarkable progress in the field of ICT over the past 10 years presents exciting new opportunitiesfor health promotion. Recent communication innovations are conducive to the exchange of meta-information,giving rise to a new service area and transforming patients into active medical consumers. Consequently, suchinnovations encourage active participation in the mutual utilization and sharing of high-quality information.However, these benefits from new ICTs will almost certainly not be equally available to all, leading to so-calledcommunication inequalities where cancer survivors from lower socioeconomic classes will likely have morelimited access to the best means of making use of the health information. Therefore, most essentially, emphasismust be placed on helping cancer survivors and their caregivers utilize such advances in ICT to create a moreefficient flow of health information, thereby reducing communication inequalities and expanding social support.Once we enhance access to health information and better manage the quality of information, as a matter of fact,we can expect an alleviation of the health inequalities faced by cancer survivors. 相似文献
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p53基因突变产物在肺癌组织和胸水的表达及其意义 总被引:4,自引:0,他引:4
应用免疫组化方法研究了p53蛋白在肺癌组织和胸水细胞中的表达情况。发现p53蛋白在常规石蜡切片和胸水中保存较好,在肺癌组织中表达的总阳性率为66.3%,正常细胞中未见p53蛋白表达;肺癌有淋巴结转移组p53蛋白的阳性率(75.5%)高于无淋巴结转移组(55.8%)(P<0.05);Ⅲ—Ⅳ期肺癌p53蛋白的阳性率(82.9%)高于Ⅰ—Ⅱ期肺癌(56.1%)(P<0.01)。结果表明,p53基因突变与肺癌的发生、淋巴结转移及进展有关,突变型p53蛋白是肺癌较特异的肿瘤标记物。 相似文献