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通过抗原肽和Fc-III三氧化二甲物的双功能结合阻断靶向抗体
JoVE Journal
Immunology and Infection
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JoVE Journal Immunology and Infection
Targeted Antibody Blocking by a Dual-Functional Conjugate of Antigenic Peptide and Fc-III Mimetics (DCAF)
DOI:

09:39 min

September 17, 2019

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Chapters

  • 00:05Title
  • 00:57Chemical Synthesis of the Hydrazine Derivative of a Fc-III Peptide
  • 02:31Cleavage of the SUMO Tag
  • 04:09Assembling of DCAF1 by Native Chemical Ligation
  • 07:06Mass Spectrometry and ELISA Assay
  • 08:19Results: Native Chemical Ligation and ELISA Assay
  • 09:03Conclusion

Summary

Automatic Translation

开发抗原肽和Fc-III仿生(DCAF)的双功能结合物,是消除有害抗体的新颖方法。在这里,我们描述了DCAF1分子合成的详细方案,它可以选择性地阻断4G2抗体,以消除登革热病毒感染期间的抗体依赖增强作用。

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