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首页> 外文期刊>Cellular immunology >Full length antigen priming enhances the CTL epitope-based DNA vaccine efficacy.
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Full length antigen priming enhances the CTL epitope-based DNA vaccine efficacy.

机译:全长抗原引发增强了基于CTL表位的DNA疫苗的功效。

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摘要

Although CD8+ cytotoxic T lymphocyte (CTL) epitope-based DNA vaccination is valuable experience on vaccine research but many attempts are still continued to achieve acceptable protective response. To study the role of full length antigen in CTL epitope immunization, we evaluated cellular immunity of diverse patterns of complete Herpes simplex virus type 1 (HSV-1) glycoprotein B (gB) and the immunodominant CTL epitope (498-505) DNA injection in C57BL/6 mice. Optimal immune response was observed in the group immunized with the full length of gB in the first injection and CTL epitope in the second and third vaccination as assessed by lymphocyte proliferation assay (MTT), cytokine assay (ELISA) and CTL assay. B cell and spatially CD4+ T cell epitopes in full length protein might be important for appropriate priming of CTL immune response. These findings may have important implication for the improvement of CTL epitope based DNA vaccine against HSV and other pathogens.
机译:尽管基于CD8 +细胞毒性T淋巴细胞(CTL)表位的DNA疫苗接种是疫苗研究中的宝贵经验,但仍在继续进行许多努力来获得可接受的保护性反应。为了研究全长抗原在CTL表位免疫中的作用,我们评估了完整的单纯疱疹病毒1型(HSV-1)糖蛋白B(gB)和免疫显性CTL表位(498-505)DNA注射的多种模式的细胞免疫C57BL / 6小鼠。通过淋巴细胞增殖测定法(MTT),细胞因子测定法(ELISA)和CTL测定法评估,在第一次注射中用全长gB进行免疫的组中观察到最佳的免疫反应,在第二次和第三次接种中用CTL表位进行了免疫。全长蛋白质中的B细胞和空间CD4 + T细胞表位可能对CTL免疫应答的适当启动很重要。这些发现可能对改进基于CTL表位的针对HSV和其他病原体的DNA疫苗具有重要意义。

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