Evidence map›Paper›PMID 31900640›Full record

ArticleGraefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie2020

4-Methylumbelliferone suppresses hyaluronan and adipogenesis in primary cultured orbital fibroblasts from Graves' orbitopathy.

Yeonjung Yoon, Min Kyung Chae, Eun Jig Lee, Jin Sook Yoon

Open access · greenAbstract read
PubMed Publisher
In one paragraph

Article in Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
0.4field-weighted citation impact, top 40% 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

3 citing papers in PubMed, 5 citations in OpenAlex.

  1. Article
  2. Autophagy in graves' ophthalmopathy.Frontiers in cell and developmental biology · 2023
    Review
  3. Article
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

4 authors at 1 institution in 1 country.

Yeonjung YoonYonsei University College of Medicine, Seoul, South Korea.
Min Kyung ChaeDepartment of Ophthalmology, Severance Hospital, The Institute of Vision Research, Yonsei University College of Medicine, 50 Yonsei-ro, Seodaemun-ku, Seoul, 120-752, South Korea.
Eun Jig LeeDepartment of Endocrinology, Severance Hospital, Yonsei University College of Medicine, Seoul, South Korea.
Jin Sook YoonDepartment of Ophthalmology, Severance Hospital, The Institute of Vision Research, Yonsei University College of Medicine, 50 Yonsei-ro, Seodaemun-ku, Seoul, 120-752, South Korea. yoonjs@yuhs.ac.ORCID http://orcid.org/0000-0002-8751-9467
Yonsei University · KR

Funding

Ministry of Science and Technology 2016M3A9E9941746
6 · The paper itself

Abstract

purposeIn Graves' orbitopathy (GO), hyaluronan secreted by orbital fibroblasts contributes to orbital tissue expansion. The goal of this research was to evaluate the potential benefit of 4-methylumbelliferone (4-MU), a hyaluronan synthase (HAS) inhibitor, in primary cultured orbital fibroblasts from Graves' orbitopathy.

methodsWe assessed the viability of orbital fibroblasts using a live/dead cell assay. Hyaluronan synthesis was evaluated by enzyme-linked immunosorbent assay (ELISA) and quantitative real-time PCR (qPCR). Adipogenesis was assessed by Oil Red O staining and qPCR of adipogenic transcription factors.

resultsIn orbital fibroblasts treated with 4-MU (up to 1000 μM), cell viability was preserved by 90%. 4-MU significantly inhibited HAS gene expression and hyaluronan production (*P < 0.05). With respect to adipogenesis, 4-MU suppressed the accumulation of lipids and reduced the number of adipocytes, while decreasing expression of adipogenic transcription factors.

conclusions4-MU represents a promising new therapeutic agent for GO based on its ability to inhibit hyaluronan production and adipogenesis, without decreasing cell viability.

Indexed as

AdipogenesisAdultCell ProliferationCells, CulturedCell SurvivalEnzyme-Linked Immunosorbent AssayFemaleFibroblastsGraves OphthalmopathyHumansHyaluronan SynthasesHyaluronic AcidHymecromoneIndicators and ReagentsMaleMiddle AgedHyaluronan SynthasesHyaluronic AcidHymecromoneIndicators and Reagents4-methylumbelliferoneAdipogenesisGraves’ orbitopathyHyaluronic acid

Identifiers

PMID31900640
OpenAlexW2998656204

What Socratic holds

Textmetadata
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 Socratic graph.