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双语推荐:肝炎表面抗原

目的 探讨胶体金免疫层析试验检测法(gold immunochromatography assay,GICA)在检测急诊病人乙型肝炎病毒表面抗原、丙型肝炎病毒抗体、人类免疫缺陷病毒抗体中的临床应用价值.方法 随机选择2010年2月至2013年2月在四川省双流县第一人民医院就诊患者1080人作为研究对象,采集患者血清标本进行GICA与酶联免疫吸附测定(enzyme-linked immuno sorbent assay,ELISA).以ELISA法检测结果为金标准,计算GICA检测乙型肝炎病毒表面抗原、丙型肝炎病毒抗体、人类免疫缺陷病毒抗体的灵敏度、特异度、漏诊率和准确性.结果 用GICA检测乙型肝炎病毒表面抗原的灵敏度为91.3% (21/23),特异度为99.6%(1053/1057),漏诊率为8.7% (2/23),准确性为99.4%(1074/1080);应用GICA检测抗丙型肝炎病毒抗体的灵敏度为57.1%(4/7),特异度为99.8%(1071/1073),漏诊率为42.9%(3/7),准确性为99.5%(1075/1080).应用GICA检测人类免疫缺陷病毒抗体的灵敏度、特异度和准确性为100.0%.结论 GICA可用于乙型肝炎病毒表面抗原和人类免疫缺陷病毒抗体的筛检,但对丙型肝炎病毒抗体的检测漏诊率高,不适宜用于丙型肝炎病毒抗体的筛检.
Objective To access the value of GICA in testing HBsAg,HCV-Ab and HIV-Ab in the emergency cases.Methods A total of 1080 serum specimens were collected from February 2010 to February 2013 in Shuangliu First People''s Hospital.ELISA and GICA were used to test.Taken ELISA as the gold standard,sensitivity,specificity,rate of fail to diagnosis and accuracy were calculated by using GICA.Resuits The sensitivity,specificity,rate of fail to diagnosis and accuracy were 91.3%,99.6%,8.7% and 99.4% respectively in testing HBsAg using GICA.In terms of HCV-Ab testing,the sensitivity,specificity,rate of fail to diagnosis and accuracy were 57.1%,99.8%,42.9% and 99.5% respectively.The indexs of sensitivity,specificity and accuracy were 100% in testing HIV-Ab.Conclusions GICA is acceptable in screening HBsAg and HIV-Ab,but not suitable for screening HIV-Ab.
确保合并血浆检测结果的判定准确可靠,能够有效保证合并血浆的病毒安全性,对合并血浆乙型肝炎病毒表面抗原、丙型肝炎病毒抗体、人类免疫缺陷病毒抗体检测时不同厂家检测试剂的临界值进行确定。(1)使用双抗体夹心酶联免疫法对合并血浆HBsAg和HIV-1/HIV-2抗体的检测临界值进行确定。(2)使用酶联免疫法检测合并血浆HCV抗体的临界值进行确定。经检测和计算,两个厂家检测试剂的检测临界值系数分别为乙型肝炎病毒表面抗原23.398%和26.845%、丙型肝炎病毒抗体9.012%和16.481%、人类免疫缺陷病毒抗体20.025%和23.424%。
Assurance the result exact and reliable for pool plasma analysis for decrease the risk of virus infection. Using test kits from different vendor to determine of a cut-off limit for virus mark detecting in pool plasma samples. The double-antibody sandwich ELISA technique was used for HBsAg and anti-HIV-1/HIV-2 test. The ELISA technique was used for anti-HCV test. The HBsAg cut-off limits for virus mark detecting of two vendor kits are 23. 398%and 26. 845%, The anti-HIV-1/HIV-2 cut-off limits are 20. 025%and 23. 424%,The anti-HCV cut-off limits are 9. 012%and 16. 481%. Cut-off limits of two vendor’ s test kits were deter-mined,and the limits can be used to judge detecting results of pool plasma samples.

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目的了解武汉市青山地区2 812例怀孕晚期妇女肝炎病毒感染情况。方法应用酶联免疫吸附试验(ELISA)检测孕晚期妇女血清中甲型肝炎病毒(HAV)、乙型肝炎病毒(HBV)、丙型肝炎病毒(HCV)、戊型肝炎病毒(HEV)血清学标志物;应用电化学发光免疫分析(ECLIA)检测血清中乙型肝炎表面抗原(HBsAg)浓度。结果检出HBsAg阳性210例,占7.47%;抗HCV阳性11例,占0.39%;抗HAV IgM阳性6例,占0.21%;抗HEV IgM阳性11例,占0.39%;抗HEV IgG阳性422例,占15.01%。结论在孕晚期妇女中,HBV感染情况应予以重视,坚持进行肝炎病毒感染血清标志物检测有重要意义。
Objective To study the hepatitis virus infections of 2 81 2 pregnant women during late pregnancy in Qingshan area of Wuhan city.Methods By enzyme-linked immunosorbent assay (ELISA ),the hepatitis A virus (HAV),hepatitis B virus(HBV),hepatitis C virus(HCV)and hepatitis E virus(HEV)seromarkers were determined among the pregnant women during late pregnancy.Electrochemiluminescence immunoassay (ECLIA ) was used to determine the level of hepatitis B surface antigen (HBsAg).Results There were 21 0 cases (7.47%)of HBsAg positive,1 1 cases (0.39%)of anti-HCV positive,6 cases (0.21%)of anti-HAV IgMpositive,1 1 cases (0.39%)of anti-HEV IgM positive and 422 cases (1 5 .01%)of anti-HEV IgG positive.Conclusions In pregnant women during late pregnancy,HBV infections should be paid more attention,and the determination of hepatitis virus infection seromarkers has an important significance.

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细胞毒性T淋巴细胞相关抗原4(CTLA-4)是淋巴细胞表面的一种与免疫信号传递有关的免疫球蛋白,与B7结合后能负调节活化的T淋巴细胞的功能,抗CTLA-4单克隆抗体能阻止这种负调节作用,CTLA-4基因多态性可影响CTLA-4的功能,对于不同个体免疫强度的差异起到关键作用。丙型肝炎病毒感染的自然清除及慢性化与感染者体内的CD4+及CD8+T淋巴细胞的免疫应答有密切关系,肝组织和外周血中HCV特异性CD8+T淋巴细胞的活性在决定慢性丙型肝炎干扰素治疗效果中起到十分重要的作用。所以,本文旨在综述CTLA-4及其基因多态性与丙型肝炎病毒感染的相关性。
CTLA-4 is a ligand protein molecular that related to immune signal transmission on the surface of lymph cell. It can down-regulate the function of the activated T cell when binding to B7. Anti-CTLA-4 antibody can block the down-regulation function of CTLA-4 to improve the reactivity of T lymph cell. CTLA-4 polymorphism can impact the function of CTLA-4, which plays a key role for the difference of immune strength in different individuals. Natural clearance of hepatitis C virus (HCV) and the progression towards chronic HCV infection are closely connected with the immune response of CD4+ and CD8+ T lymph cell. Intrahepatic and peripheral blood virus-specific CD8+ T lymphocyte activity is associated with a response to combination IFN-αand ribavirin treatment among patients with chronic HCV infection. So the relationship between CTLA-4, CTLA-4 polymorphism and HCV infection was reviewed in this article.

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了解新疆精神卫生中心住院精神病患者乙型肝炎、丙型肝炎病毒感染状况。方法:2009年1月-2012年12月收治精神病患者8490例,采用酶联免疫吸附试验方法检测乙型肝炎病毒表面抗原(HBsAg)、丙型肝炎病毒抗体(抗-HCV)。结果:8490例患者中,HBsAg阳性反应性558例(6.57%),略低于健康对照(7.52%)和国内其他地区精神病患者人群。抗-HCV阳性反应性153例(1.80%),高于健康对照(0.93%)和国内其他地区精神病患者人群。结论:住院精神病患者乙型肝炎、丙型肝炎病毒感染状况应引起临床和家庭重视,采取合理有效的措施,降低院内感染,减少家庭成员密切接触感染。
Objective:To understand the infection status of hospitalized mental patients with hepatitis B and hepatitis C virus in Xinjiang mental health center.Methods:8490 cases of mental patients were selected from January 2009 to December 2012.The hepatitis B surface antigen(HBsAg) and hepatitis C virus antibody(anti-HCV) were detected by enzyme linked immunosorbent assay.Results:In 8490 cases,558 cases(6.57% ) were HBsAg positive reaction.It is slightly lower than that of the healthy control(7.52%) and mental patients in other districts.153 cases(1.80%) were anti-HCV positive reaction.It is higher than that of the healthy control(0.93%) and mental patients in other districts.Conclusion:The infection status of hospitalized mental patients with hepatitis B and hepatitis C virus should be given the clinical and family value.We should take effective measures to reduce the nosocomial infection,and reduce close contact with infected family members.

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探讨小儿肝炎后肝硬化的中西医结合疗效。方法:对18例患儿采用中西医结合治疗组(A组)和单纯西医治疗的对照组(B组)进行比较。结果:A组10例患儿中,痊愈9例,死亡1例,化验肝功能正常6例,乙肝表面抗原阳性3例;B组8例患儿中,死亡3例,其他5例没有痊愈。结论:中西医结合治疗较单用西药治疗疗效高、死亡率低。
To explore the curative effect of integrated Chinese and western medicine in the treatment of children with posthepatitic cirrhosis.Methods:18 children with integrated Chinese and western medicine as the treatment group(A group) and pure western medicine treatment as the control group(B group) were compared.Results:In 10 cases of A group,9 cases were cured;1 case was died;6 cases had normal liver function;3 cases had hepatitis B surface antigen positive.In 8 cases of B group,3 cases were died;the other 5 cases were no cured.Conclusion:Integrated Chinese and western medicine treatment has high curative effect and low mortality rate when it is compared with pure western medicine treatment.

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目的 探讨小儿肝功能损害的病因、临床特征,为肝功能损害的早期诊断及干预提供理论依据.方法 选取长春市儿童医院2010年8月至2013年12月住院诊断肝功能损害的患儿575例为研究对象.采集患儿血、尿、便及咽部分泌物标本,采用血培养法进行细菌检测及鉴定;荧光定量PCR方法进行弓形虫、巨细胞病毒、EB病毒、单纯疱疹病毒、呼吸道合胞病毒、支原体DNA、轮状病毒、肠道病毒RNA病原检测;ELISA法做乙肝三对[乙型肝炎表面抗原(HBsAg)、抗乙型肝炎表面抗原的抗体(抗HBs)、乙型肝炎e抗原(HBeAg)、抗乙型肝炎e抗原的抗体(抗HBe)、抗乙型肝炎核心抗原的抗体(抗HBc)、乙肝核心抗体IgG和IgM(HBcAb-IgG和HBcAb-IgM)],甲型肝炎抗体,丙型肝炎抗体检测;质谱法进行血遗传代谢病筛查并收集患儿的临床资料,进行统计分析.结果 婴儿组304例,幼儿组139例,学龄前组71例,学龄组61例,各年龄组间比较,婴幼儿组占比例最高.感染性疾病占78.6% (452/575),非感染性疾病4.3%(25/575),婴儿肝炎综合征中未明确病原的占17.0%(98/575).感染性疾病中,有211例检测出了病原,其中病毒感染189例(89.2%),细菌感染13例(6.1%),支原体感染8例(3.8%),弓形虫感染1例(0.5%).病毒感染所致肝功能损害中,巨细胞病毒感
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目前,经血液传播疾病是一类可通过血液、体液途径传播的传染性疾病,它包括艾滋病(HIV)、乙型肝炎(HBV)、丙型肝炎(HCV)、梅毒等20多种疾病,其中发病率较高的是HBV、HCV和AIDS.我国是HBV的高发地区,HBV表面抗原的携带率为8%~20%,约有1.3亿人.HCV自90年代以来感染率也呈上升趋势,感染率约为3%.我国AIDS的流行已经进入快速增长期,AIDS病毒感染者数量已位居亚洲第2位,世界第14位.
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目的了解孕妇产前乙型肝炎病毒、丙型肝炎病毒、梅毒螺旋体和人类免疫缺陷病毒感染的4项检测结果的临床意义。方法对在本院待产的2 352例孕妇进行乙型肝炎病毒表面抗原(HBsAg)、丙型肝炎病毒抗体(抗-HCV)、人类免疫缺陷病毒抗体(抗-HIV)、梅毒(抗-TP)检测结果进行分析,HBsAg阳性者采用酶联免疫吸附试验(ELISA)检测HBV表面标志物,抗-HIV阳性者标本送往省疾病预防控制中心艾滋病确认实验室进行免疫印迹(Western blot)确认试验。结果2 352例孕妇中,HBsAg阳性率6.54%、抗-HCV阳性率0.97%、抗-HIV阳性率0.12%和抗-TP阳性率0.21%,HBV分布模式和交叉感染情况各异。结论为阻断和降低上述感染性疾病的母婴传播、避免医疗纠纷、预防医院感染等,孕妇产前感染4项检测具有重要意义。
Objective To investigate the results of prenatal hepatitis B, hepatitis C, syphilis and antibody to human immunodeifciency virus test in pregnant women. Methods Total of 2 352 cases pregnant women were detected with prenatal hepatitis B, hepatitis C, syphilis and antibody to human immunodeifciency virus, surface markers of HBV in patients with HBsAg positive detected by enzyme linked immune absorption assay (ELISA) HBV markers. Anti-HIV positive specimens were sent to the province center for diseases control and prevention AIDS conifrmed lab for conifrmation trial by Western blot. Results Among 2 352 cases of pregnant women, positive rate of HBsAg was 6.54%, anti-HCV positive rates 0.97%, positive anti-HIV and anti-TP were 6.54%and 0.21%,respectively. Distribution pattern of HBV and cross infection varies. Conclusions Prenatal detection of four infection markers maybe block and reduce the spread of infectious diseases through mother-to-child transmission, and prevent medical disputes a
目的了解邯郸地区血液安全状况,为该地区献血者招募提供依据,为满足临床用血提供数据支持。方法对2002~2012年邯郸地区无偿献血者血液法定5项指标检测结果进行调查分析。结果 5项指标检验总阳性率为5.52%,其中丙氨酸氨基转移酶(ALT)4.06%、乙型肝炎表面抗原(HBsAg)0.57%、丙型肝炎病毒抗体(抗-HCV)0.54%、人类免疫缺陷病毒抗体(抗-HIV)0.24%、梅毒螺旋体抗体(抗-TP)0.12%。结论该调查有利于献血者招募工作,加强献血者的筛查有利于临床用血安全。
Objective To understand the status of the blood safety in Handan region to provide the basis for recruiting blood do-nors in our region and the data support for meeting clinical blood use.Methods The detection results of 5 legal indicators among unpaid blood donors in Handan region during 2002-2012 were investigated and analyzed.Results The total positive rate of indica-tors detection was 5.52%,in which alanine aminotransferase(ALT)was 4.06%,hepatitis B surface antigen(HBsAg),hepatitis C virus antibody(anti-HCV)was 0.54%,human immunodeficiency virus(HIV)antibody(anti-HIV)was 0.24% and treponema palli-dum antibody(anti-TP)was 0.12%.Conclusion This survey is conducive to the blood donor recruitment work and strengthening the screening of blood donors is helpful for safety of clinical blood use.

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