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Arctigenin protects against ultraviolet-A-induced damage to stemness through inhibition of the NF-κB/MAPK pathway

  • See Hyoung Park
  • , Jae Youl Cho
  • , Sae Woong Oh
  • , Mingyeong Kang
  • , Seung Eun Lee
  • , Ju Ah Yoo
  • , Kwangseon Jung
  • , Jienny Lee
  • , Sang Yeol Lee
  • , Jongsung Lee
  • Hongik University
  • Sungkyunkwan University
  • Skincure Life Science Institute
  • Animal and Plant Quarantine Agency
  • Gachon University

Research output: Contribution to journalArticlepeer-review

Abstract

The stemness of stem cells is negatively affected by ultraviolet A (UVA) irradiation. This study was performed to examine the effects of arctigenin on UVA-irradiation-induced damage to the stemness of human mesenchymal stem cells (hMSCs) derived from adipose tissue. The mechanisms of action of arctigenin were also investigated. A BrdU-incorporation assay demonstrated that arctigenin attenuated the UVA-induced reduction of the cellular proliferative potential. Arctigenin also increased the UVA-induced reduction in stemness of hMSCs by upregulating stemness-related genes such as SOX2, OCT4, and NANOG. In addition, the UVA-induced reduction in the mRNA expression level of hypoxia-inducible factor (HIF)-1α was significantly recovered by arctigenin. The antagonizing effect of arctigenin on UVA irradiation was mediated by reduced PGE2 production through the inhibition of MAPKs (p42/44 MAPK, p38 MAPK, and JNK) and NF-κB. Overall, these findings suggest that arctigenin can ameliorate the reduced stemness of hMSCs induced by UVA irradiation. The effects of arctigenin are mediated by PGE2-cAMP signaling-dependent upregulation of HIF-1α. Therefore, arctigenin could be used as an antagonist to attenuate the effects of UVA irradiation.

Original languageEnglish
Pages (from-to)63-68
Number of pages6
JournalChemico-Biological Interactions
Volume282
DOIs
StatePublished - 25 Feb 2018

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

  • Arctigenin
  • HIF
  • Human mesenchymal stem cells
  • Stemness
  • UVA damage

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