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重组低过敏原性粉尘螨过敏原的表达及鉴定 被引量:2

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摘要 目的:重组表达粉尘螨的低过敏原性过敏原,为安全高效的脱敏治疗服务。方法:通过大肠杆菌表达含前肽序列的粉尘螨过敏原ProDerf1,通过一系列纯化步骤后,基于过敏病例血清采用ELISA方法比较重组过敏原和天然Derf1的IgE结合活性,以判断其过敏原性强弱。结果:在大肠杆菌高效表达了ProDerf1并获得了大量纯化蛋白,结合试验结果显示重组ProDerf1的IgE结合活性显著降低,显示低过敏原性。结论:经过透析及纯化等步骤后得到的重组粉尘螨过敏原ProDerf1较天然Derf1的过敏原性低,可应用于易于标准化的安全高效的脱敏治疗制剂。
出处 《细胞与分子免疫学杂志》 CAS CSCD 北大核心 2010年第5期447-449,共3页 Chinese Journal of Cellular and Molecular Immunology
基金 国家自然科学基金资助项目(30771240) 国家转基因重大专项课题(2009ZX08011-004B)
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参考文献10

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共引文献5

同被引文献27

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