Evidence map›Paper›PMID 32188902›Full record

ArticleScientific reports2020

GPNMB is expressed in human epidermal keratinocytes but disappears in the vitiligo lesional skin.

Kazal Boron Biswas, Aya Takahashi, Yukiko Mizutani, Satoru Takayama, Asako Ishitsuka, Lingli Yang, Fei Yang, Arunasiri Iddamalgoda, Ichiro Katayama, Shintaro Inoue

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed, 1 pooled it
2.2field-weighted citation impact, top 13% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

27 citing papers in PubMed, 1 synthesis or guideline pooled it, 36 citations in OpenAlex.

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  16. Glycoprotein Non-Metastatic Protein B (GPNMB): The Missing Link Between Lysosomes and Obesity.Experimental and clinical endocrinology & diabetes : official journal, German Society of Endocrinology [and] German Diabetes Association · 2023
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  17. Article
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  19. Minimally invasive skin sampling and transcriptome analysis using microneedles for skin type biomarker research.Skin research and technology : official journal of International Society for Bioengineering and the Skin (ISBS) [and] International Society for Digital Imaging of Skin (ISDIS) [and] International Society for Skin Imaging (ISSI) · 2022
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors at 3 institutions in 1 country.

Kazal Boron BiswasDepartment of Cosmetic Health Science, Gifu Pharmaceutical University, Gifu, Japan.
Aya TakahashiDepartment of Dermatology, Osaka University School of Medicine, Osaka, Japan.
Yukiko MizutaniDepartment of Cosmetic Health Science, Gifu Pharmaceutical University, Gifu, Japan.
Satoru TakayamaDepartment of Cosmetic Health Science, Gifu Pharmaceutical University, Gifu, Japan.
Asako IshitsukaDepartment of Cosmetic Health Science, Gifu Pharmaceutical University, Gifu, Japan.
Lingli YangDepartment of Dermatology, Osaka University School of Medicine, Osaka, Japan.
Fei YangDepartment of Dermatology, Osaka University School of Medicine, Osaka, Japan.
Arunasiri IddamalgodaDepartment of Cosmetic Health Science, Gifu Pharmaceutical University, Gifu, Japan.
Ichiro KatayamaDepartment of Dermatology, Osaka University School of Medicine, Osaka, Japan. katayama@derma.med.osaka-u.ac.jp.
Shintaro InoueDepartment of Cosmetic Health Science, Gifu Pharmaceutical University, Gifu, Japan. inoshin@gifu-pu.ac.jp.
Gifu Pharmaceutical University · JPOsaka University · JPIchimaru Pharcos (Japan) · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

GPNMB is involved in multiple cellular functions including cell adhesion, stress protection and stem cell maintenance. In skin, melanocyte-GPNMB is suggested to mediate pigmentation through melanosome formation, but details of keratinocyte-GPNMB have yet to be well understood. We confirmed the expression of GPNMB in normal human epidermal keratinocytes (NHEKs) by reducing the expression using siRNA. A higher calcium concentration of over 1.25 mM decreased the GPNMB expression. Histological staining showed that GPNMB was expressed in the basal layer of normal skins but completely absent in vitiligo skins. The normal expression of GPNMB in nevus depigmentosus skin suggested that lack of GPNMB is characteristic of vitiligo lesional skins. IFN-γ and IL-17A, two cytokines with possible causal roles in vitiligo development, inhibited GPNMB expression in vitro. Approximately 4-8% of the total GPNMB expressed on NHEKs were released possibly by ADAM 10 as a soluble form, but the process of release was not affected by the cytokines. The suppressive effect of IFN-γ on GPNMB was partially via IFN-γ/JAK2/STAT1 signaling axis. Decreased GPNMB expression in keratinocytes may affect melanocyte maintenance or survival against oxidative stress although further studies are needed. These findings indicate a new target for vitiligo treatment, focusing on the novel role of IFN-γ and IL-17 in downregulating keratinocyte-GPNMB.

Indexed as

Gene Expression RegulationADAM ProteinsCalciumCell AdhesionCytokinesEpidermisHumansJanus Kinase 2KeratinocytesMembrane GlycoproteinsSignal TransductionSTAT1 Transcription FactorVitiligoADAM ProteinsCalciumCytokinesGPNMB protein, humanJAK2 protein, humanJanus Kinase 2Membrane GlycoproteinsSTAT1 protein, humanSTAT1 Transcription Factor

Identifiers

PMID32188902
PMCPMC7080742
OpenAlexW3011606684

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.