乙肝病毒及其抗原一发现，布伦·伯格和他的研究小组就设计实验，以便在输血前对献血者进行鉴别。因为输血经常传播乙肝这种传染病。
Once the virus and its antigen were found, Dr Blumberg and his team devised tests for it, so that donors could be screened before giving the blood that often transmitted the infection.
目的用模拟人卵巢癌抗原并有满意免疫原性的抗独特型微抗体进行临床前动物实验研究。
An anti-idiotypic mini body with optimal antigenicity which mimicking ovarian cancer antigen was used for therapeutic research in mice model bearing ovarian cancer.
目的观察慢性血吸虫病患者吡喹酮治疗前、后血清血吸虫肠相关趋阴极抗原（GACA）水平的变化。
Objective To observe the effect of praziquantel on the serum gut-associated cathodic antigen (GACA ) levels in the patients with chronic schistosomiasis before and after treatment.
方法用酶联免疫吸附试验对982例乙肝患者血清标志物和乙肝病毒前S2抗原进行检测；并用荧光定量PCR法对其进行HBV-DNA检测。
Methods Hepatitis B serum markers and Pre-S2 antigens were tested by enzyme-linked immunosorbent assay and HBV DNA was detected by fluorescent quantitative-PCR in 982 hepatitis B patients.
表面抗原、E抗原、前S1抗原呈阴性，表面抗体、E抗体、核心抗体呈阳性，请解释一下意思，好不好？
The surface antigen , E antigen , front S1 antigen are negative , the surface antibody , E antibody , core antibody are positive , make an explanation once meaning , whether regards or not please?
对重组乙型肝炎（乙肝） 病毒前S1抗原（1- 42 ）及核心抗原（1- 144 ）表达的融合蛋白CS1进行了免疫原性的研究分析，以便为探索HBV治疗性疫苗的研制提供实验依据。
The aim of this study was to express a fusion protein of HBV preS1 Ag(1-42) and HBcAg(1-144) and analyze its immunogenicity for further study of HBV therapeutic vaccine.
目的探讨乙肝前S1抗原和“乙肝六项”、HBV - DNA的关系并结合ALT的变化确定前S1抗原的临床意义和诊断价值。
Objective: To investigate the relationship of pre-S1, 6 modes of HBV and HBV-DNA, and determine the clinical significance and diagnostic value of pre-S1 combining with the change of ALT.
p 24抗原产生于艾滋病病毒感染后的前几个星期并比艾滋病病毒抗体提前7 - 9天检测出。
The p24 antigen is produced during the first few weeks of HIV infection and is detectable 7-9 days earlier than the appearance of HIV antibodies.
p 24抗原产生于艾滋病病毒感染后的前几个星期并比艾滋病病毒抗体提前7 - 9天检测出。
The p24 antigen is produced during the first few weeks of HIV infection and is detectable 7-9 days earlier than the appearance of HIV antibodies.
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