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competitive enzyme-linked immunosorbent assay (c-elisa) for the detection of a specific flavivirus antibody

机译:竞争性酶联免疫吸附测定(c-elisa),用于检测特定的黄病毒抗体

摘要

IMONOABSORVENT ASSAY CONNECTED TO COMPETITIVE ENZYME (C ELISA) FOR THE DETECTION OF A SPECIFIC FLAVIVIRUS ANTIBODY A competitive enzyme-linked immunosorbent assay (C-ELISA), using flavivirus member-specific immunological agents was developed to detect the specific antibody to members of flaviviruses. flaviviruses indicative of exposure to flaviviruses. The test is based on a competition for the binding epitope on the envelope protein of the flavivirus antigen captured using antiflavivirus IgA in the presence of positive flavivirus serum. This test has the sensitivity, specificity and speed comparable to the virus neutralization assay (VNT). ELISA is a versatile technique, which could have several applications. Slight modifications to this protocol could lead to an ELISA-based detection method of secondary infection or one that could be used for serotype-specific serotype and / or vaccine evaluation studies. The protocol developed for C-ELISA was demonstrated using the antigen of used dengue and the dengue specific monoclonal antibody. This can be used against other flaviviruses and the results for Japanese encephalitis illustrate this.
机译:连接到竞争性酶(C ELISA)的单抗检测,用于检测特定的黄病毒抗体竞争性酶联免疫吸附测定(C-ELISA),使用黄病毒成员特异性免疫试剂开发,以检测针对黄病毒成员的特异性抗体。黄病毒,表明已接触黄病毒。该测试基于竞争,即在阳性黄病毒血清存在下使用抗黄病毒IgA捕获的黄病毒抗原的包膜蛋白上的结合表位竞争。该测试的灵敏度,特异性和速度可与病毒中和试验(VNT)媲美。 ELISA是一种通用技术,可以有多种应用。对该协议的轻微修改可能会导致基于ELISA的继发性感染检测方法,或可用于血清型特异性血清型和/或疫苗评估研究的方法。使用所用登革热的抗原和登革热特异性单克隆抗体证明了为C-ELISA开发的方案。它可以用于其他黄病毒,日本脑炎的结果证明了这一点。

著录项

  • 公开/公告号BRPI0709565A2

    专利类型

  • 公开/公告日2011-07-12

    原文格式PDF

  • 申请/专利权人 NATIONAL ENVIRONMENT AGENCY;

    申请/专利号BR2007PI09565

  • 发明设计人 BIJON KUMARSIL;CHENNY SHI CHENG LI;

    申请日2007-03-16

  • 分类号G01N33/569;C07K1/14;C07K1/22;C07K2;C12N7/02;

  • 国家 BR

  • 入库时间 2022-08-21 18:07:05

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