Evidence map›Paper›PMID 29072680›Full record

ArticleCell death & disease2017

Transglutaminase 2 mediates UV-induced skin inflammation by enhancing inflammatory cytokine production.

Seok-Jin Lee, Ki Baek Lee, Young Hoon Son, Jiwoong Shin, Jin-Haeng Lee, Hyo-Jun Kim, Ah-Young Hong, Hee Won Bae, Mee-Ae Kwon, Won Jong Lee and 4 more

Open access · goldAbstract read
In one paragraph

Article in Cell death & disease, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
2.2field-weighted citation impact, top 11% 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

25 citing papers in PubMed, 44 citations in OpenAlex.

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  9. Phytochemicals as Immunomodulatory Agents in Melanoma.International journal of molecular sciences · 2023
    Review
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  14. Review
  15. Article
  16. Protection against UVB deleterious skin effects in a mouse model: effect of a topical emulsion containing Cordia verbenacea extract.Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology · 2021
    Article
  17. Article
  18. The Metabolite Profile in Culture Supernatant ofPlants (Basel, Switzerland) · 2021
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  19. Review
  20. Review
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

14 authors at 2 institutions in 1 country.

Seok-Jin LeeDepartment of Biochemistry and Molecular Biology, Seoul National University College of Medicine, Seoul, Republic of Korea.
Ki Baek LeeDepartment of Biochemistry and Molecular Biology, Seoul National University College of Medicine, Seoul, Republic of Korea.
Young Hoon SonDepartment of Biochemistry and Molecular Biology, Seoul National University College of Medicine, Seoul, Republic of Korea.
Jiwoong ShinDepartment of Biochemistry and Molecular Biology, Seoul National University College of Medicine, Seoul, Republic of Korea.
Jin-Haeng LeeDepartment of Biochemistry and Molecular Biology, Seoul National University College of Medicine, Seoul, Republic of Korea.
Hyo-Jun KimDepartment of Biochemistry and Molecular Biology, Seoul National University College of Medicine, Seoul, Republic of Korea.
Ah-Young HongDepartment of Biochemistry and Molecular Biology, Seoul National University College of Medicine, Seoul, Republic of Korea.
Hee Won BaeDepartment of Biochemistry and Molecular Biology, Seoul National University College of Medicine, Seoul, Republic of Korea.
Mee-Ae KwonDepartment of Biochemistry and Molecular Biology, Seoul National University College of Medicine, Seoul, Republic of Korea.
Won Jong LeeDepartment of Biochemistry and Molecular Biology, Seoul National University College of Medicine, Seoul, Republic of Korea.
Jin-Hee KimDepartment of Biomedical Laboratory Science, Cheongju University College of Health Science, Cheongju, Republic of Korea.
Dong Hun LeeDepartment of Dermatology, Seoul National University College of Medicine, Seoul, Republic of Korea.
Eui Man JeongDepartment of Biochemistry and Molecular Biology, Seoul National University College of Medicine, Seoul, Republic of Korea.ORCID 0000-0003-0692-2033
In-Gyu KimDepartment of Biochemistry and Molecular Biology, Seoul National University College of Medicine, Seoul, Republic of Korea.
Seoul National University · KRCheongju University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

UV irradiation elicits acute inflammation in the skin by increasing proinflammatory cytokine production in keratinocytes. However, the downstream protein target(s) that link UV radiation to the activation of signaling pathways responsible for cytokine expression have not been fully elucidated. In this study, we report a novel role of transglutaminase 2 (TG2), a member of the TG enzyme family whose activities are critical for cornified envelope formation, in mediating UV-induced inflammation. Our results showed that TG2-deficient mice exhibited reduced inflammatory responses to UV irradiation, including reduced erythema, edema, dilation of blood vessels, inflammatory cell infiltration, and levels of inflammatory cytokines. Using primary mouse keratinocytes and HaCaT cells, we found that UV irradiation-induced cytokine production by activating TG2, but not by upregulating TG2 expression, and that ER calcium release triggered by the UV-induced activation of phospholipase C was required for TG2 activation. Moreover, TG2 activity enhanced p65 phosphorylation, leading to an increase in NF-κB transcriptional activity. These results indicate that TG2 is a critical mediator of cytokine expression in the UV-induced inflammatory response of keratinocytes, and suggest that TG2 inhibition might be useful for preventing UV-related skin disorders, such as photoaging and skin cancer caused by chronic UV exposure.

Indexed as

AnimalsApoptosisCytokinesFemaleGene Knockdown TechniquesGTP-Binding ProteinsHumansMiceMice, KnockoutProtein Glutamine gamma Glutamyltransferase 2Signal TransductionSkinSkin DiseasesTransglutaminasesUltraviolet RaysCytokinesGTP-Binding ProteinsProtein Glutamine gamma Glutamyltransferase 2Transglutaminases

Identifiers

PMID29072680
PMCPMC5680918
OpenAlexW2765755323

What OpenQuestion holds

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LicenceCC BY
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Registered trials

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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.