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Inhibition of yes-associated protein by verteporfin ameliorates unilateral ureteral obstruction-induced renal tubulointerstitial inflammation and fibrosis

  • Jixiu Jin
  • , Tian Wang
  • , Woong Park
  • , Wenjia Li
  • , Won Kim
  • , Sung Kwang Park*
  • , Kyung Pyo Kang
  • *Corresponding author for this work
  • Jeonbuk National University

Research output: Contribution to journalJournal articlepeer-review

Abstract

Yes-associated protein (YAP) activation after acute ischemic kidney injury might be related to interstitial fibrosis and impaired renal tubular regeneration. Verteporfin (VP) is a photosensitizer used in photodynamic therapy to treat age-related macular degeneration. In cancer cells, VP inhibits TEA domain family member (TEAD)-YAP interactions without light stimulation. The protective role of VP in unilateral ureteral obstruction (UUO)-induced renal fibrosis and related mechanisms remains unclear. In this study, we investigate the protective effects of VP on UUO-induced renal tubulointerstitial inflammation and fibrosis and its regulation of the transforming growth factor-β1 (TGF-β1)/Smad signaling pathway. We find that VP decreased the UUO-induced increase in tubular injury, inflammation, and extracellular matrix deposition in mice. VP also decreased myofibroblast activation and proliferation in UUO kidneys and NRK-49F cells by modulating Smad2 and Smad3 phosphorylation. Therefore, YAP inhibition might have beneficial effects on UUO-induced tubulointerstitial inflammation and fibrosis by regulating the TGF-β1/Smad signaling pathway.

Original languageEnglish
Article number8184
Pages (from-to)1-15
Number of pages15
JournalInternational Journal of Molecular Sciences
Volume21
Issue number21
DOIs
StatePublished - 2020.11.1

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

  • Extracellular matrix
  • Hippo pathway
  • Inflammation
  • Kidney fibrosis
  • Myofibroblast activation
  • Verteporfin

Quacquarelli Symonds(QS) Subject Topics

  • Computer Science & Information Systems
  • Engineering - Petroleum
  • Data Science
  • Engineering - Chemical
  • Chemistry
  • Biological Sciences

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