New strategy for large-scale preparation of the extracellular domain of tumor-associated antigen HAb18G/CD147 (HAb18GED)

  • Zheng Zhang
  • , Xiangmin Yang
  • , Hushan Yang
  • , Xiaoling Yu
  • , Yu Li
  • , Jinliang Xing
  • , Zhinan Chen

Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

HAb18G/CD147, a cancer-associated biomarker, can promote tumor growth, invasion and metastasis. Here, we established a new strategy to express the extracellular domain of HAb18G/CD147 (HAb18GED) by using the FRT/Flp-In recombinase-based site-directed integration system. Two clones expressing HAb18GED were established, and 600. mg HAb18GED was obtained with more than 95% purity. Our results showed that purified HAb18GED exhibited strong activities to stimulate the secretion of pro-MMP2 and MMP-2 and promote the invasion of HCC cells. Overall, our study effectively overcame the difficulty of large-scale HAb18GED preparation and laid a solid foundation for the further studies on structure and functions of HAb18G/CD147.

Original languageEnglish
Pages (from-to)1-6
Number of pages6
JournalJournal of Bioscience and Bioengineering
Volume111
Issue number1
DOIs
StatePublished - Jan 2011
Externally publishedYes

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • HAb18G/CD147
  • Protein expression
  • Site-directed integration system

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