A Role of Agrin in Maintaining the Stability of Vascular Endothelial Growth Factor Receptor-2 during Tumor Angiogenesis

Kizito Njah, Sayan Chakraborty*, Beiying Qiu, Surender Arumugam, Anandhkumar Raju, Ajaybabu V. Pobbati, Manikandan Lakshmanan, Vinay Tergaonkar, Guillaume Thibault, Xiaomeng Wang, Wanjin Hong

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

38 Citations (Scopus)

Abstract

Njah et. al. show that the extracellular matrix protein Agrin recruits blood vessels within tumors. Agrin promotes adherence of endothelial cells (ECs) to tumor cells and enhances tumor angiogenesis. Mechanistically, matrix stiffness and Agrin stabilize VEGFR2 by enhancing interactions with Lrp4-Integrin-β1-FAK. Targeting Agrin may inhibit tumor angiogenesis by reducing VEGFR2 levels.

Original languageEnglish
Pages (from-to)949-965.e7
JournalCell Reports
Volume28
Issue number4
DOIs
Publication statusPublished - Jul 23 2019
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2019 The Author(s)

ASJC Scopus Subject Areas

  • General Biochemistry,Genetics and Molecular Biology

Keywords

  • Agrin
  • angiogenesis
  • cell adhesion
  • ECM stiffness
  • endothelial-NOS
  • focal adhesion kinase (FAK)
  • integrins
  • tumor angiogenesis
  • VEGFR2

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