Senescent Fibroblast-Derived GDF15 Induces Skin Pigmentation.


Journal

The Journal of investigative dermatology
ISSN: 1523-1747
Titre abrégé: J Invest Dermatol
Pays: United States
ID NLM: 0426720

Informations de publication

Date de publication:
12 2020
Historique:
received: 28 06 2019
revised: 14 04 2020
accepted: 29 04 2020
pubmed: 18 5 2020
medline: 2 4 2021
entrez: 17 5 2020
Statut: ppublish

Résumé

Senescent fibroblasts play a role in aging pigmentation. In this study, we found that GDF15 expression levels are increased in UV-irradiated senescent fibroblasts and photoaged hyperpigmented skin. To investigate the effects of GDF15 on melanogenesis, normal human melanocytes were cocultured with fibroblasts infected with the GDF15 lentivirus or GDF15 short hairpin RNA. It was found that GDF15 stimulates melanogenesis in melanocytes through MITF/tyrosinase upregulation via β-catenin signaling. The stimulatory action of GDF15 during pigmentation was further confirmed in ex vivo cultured skin and in a reconstituted human skin sample. These results suggest that senescent fibroblast-derived GDF15 stimulates skin pigmentation and may play a role in aging-associated pigmentation.

Identifiants

pubmed: 32416083
pii: S0022-202X(20)31576-1
doi: 10.1016/j.jid.2020.04.016
pii:
doi:

Substances chimiques

GDF15 protein, human 0
Growth Differentiation Factor 15 0
Melanins 0

Types de publication

Journal Article Observational Study Research Support, Non-U.S. Gov't

Langues

eng

Sous-ensembles de citation

IM

Pagination

2478-2486.e4

Informations de copyright

Copyright © 2020 The Authors. Published by Elsevier Inc. All rights reserved.

Auteurs

Yeongeun Kim (Y)

Department of Dermatology, Ajou University School of Medicine, Suwon, Korea; Department of Biomedical Science, The Graduate School, Ajou University, Suwon, Korea.

Bogyeong Kang (B)

Department of Dermatology, Ajou University School of Medicine, Suwon, Korea; Department of Biomedical Science, The Graduate School, Ajou University, Suwon, Korea.

Jin Cheol Kim (JC)

Department of Dermatology, Ajou University School of Medicine, Suwon, Korea.

Tae Jun Park (TJ)

Department of Biomedical Science, The Graduate School, Ajou University, Suwon, Korea; Department of Biochemistry and Molecular Biology, Ajou University School of Medicine, Suwon, Korea; Chronic Inflammatory Disease Research Center, Ajou University School of Medicine, Suwon, Korea.

Hee Young Kang (HY)

Department of Dermatology, Ajou University School of Medicine, Suwon, Korea; Department of Biomedical Science, The Graduate School, Ajou University, Suwon, Korea. Electronic address: hykang@ajou.ac.kr.

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Classifications MeSH