Evidence map›Paper›PMID 33148869›Full record

ArticleAging2020

Regulation of the regenerative activity of dental pulp stem cells from exfoliated deciduous teeth (SHED) of children by TGF-β1 is associated with ALK5/Smad2, TAK1, p38 and MEK/ERK signaling.

Hsiao-Hua Chang, Il-Ly Chen, Yin-Lin Wang, Mei-Chi Chang, Yi-Ling Tsai, Wen-Chien Lan, Tong-Mei Wang, Sin-Yuet Yeung, Jiiang-Huei Jeng

Open access · greenAbstract read
In one paragraph

Article in Aging, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed, 2 pooled it
1.5field-weighted citation impact, top 17% 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

11 citing papers in PubMed, 2 syntheses or guidelines pooled it, 19 citations in OpenAlex.

  1. Pooled it
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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

9 authors at 4 institutions in 1 country.

Hsiao-Hua ChangDepartment of Dentistry, National Taiwan University Hospital, and School of Dentistry, National Taiwan University Medical College, Taipei, Taiwan.
Il-Ly ChenDepartment of Dentistry, National Taiwan University Hospital, and School of Dentistry, National Taiwan University Medical College, Taipei, Taiwan.
Yin-Lin WangDepartment of Dentistry, National Taiwan University Hospital, and School of Dentistry, National Taiwan University Medical College, Taipei, Taiwan.
Mei-Chi ChangChang Gung University of Science and Technology, Kwei-Shan, Taoyuan, Taiwan.
Yi-Ling TsaiDepartment of Dentistry, National Taiwan University Hospital, and School of Dentistry, National Taiwan University Medical College, Taipei, Taiwan.
Wen-Chien LanDepartment of Oral Hygiene Care, Ching Kuo Institute of Management and Health, Keelung, Taiwan.
Tong-Mei WangDepartment of Dentistry, National Taiwan University Hospital, and School of Dentistry, National Taiwan University Medical College, Taipei, Taiwan.
Sin-Yuet YeungDepartment of Dentistry, Chang Gung Memorial Hospital, Taipei, Taiwan.
Jiiang-Huei JengDepartment of Dentistry, National Taiwan University Hospital, and School of Dentistry, National Taiwan University Medical College, Taipei, Taiwan.
National Taiwan University Hospital · TWChang Gung Memorial Hospital · TWChing Kuo Institute of Management and Health · TWKaohsiung Medical University Chung-Ho Memorial Hospital · TW

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Transforming growth factor-β1 (TGF-β1) regulates wound healing/regeneration and aging processes. Dental pulp stem cells from human exfoliated deciduous teeth (SHED) are cell sources for treatment of age-related disorders. We studied the effect of TGF-β1 on SHED and related signaling. SHED were treated with TGF-β1 with/without pretreatment/co-incubation by SB431542, U0126, 5Z-7-oxozeaenol or SB203580. Sircol collagen assay, 3-(4,5-Dimethylthiazol-2-yl)-2,5- diphenyl tetrazolium bromide (MTT) assay, alkaline phosphatase (ALP) assay, RT-PCR, western blotting and PathScan phospho-ELISA were used to measure the effects. We found that SHED expressed ALK1, ALK3, ALK5, TGF-RII, betaglycan and endoglin mRNA. TGF-β1 stimulated p-Smad2, p-TAK1, p-ERK, p-p38 and cyclooxygenase-2 (COX-2) protein expression. It enhanced proliferation and collagen content of SHED that were attenuated by SB431542, 5Z-7-oxozeaenol and SB203580, but not U0126. TGF-β1 (0.5-1 ng/ml) stimulated ALP of SHED, whereas 5-10 ng/ml TGF-β1 suppressed ALP. SB431542 reversed the effects of TGF-β1. However, 5Z-7-oxozeaenol, SB203580 and U0126 only reversed the stimulatory effect of TGF-β1 on ALP. Four inhibitors attenuated TGF-β1-induced COX-2 expression. TGF-β1-stimulated TIMP-1 and N-cadherin was inhibited by SB431542 and 5Z-7-oxozeaenol. These results indicate that TGF-β1 affects SHED by differential regulation of ALK5/Smad2/3, TAK1, p38 and MEK/ERK. TGF-β1 and SHED could potentially be used for tissue engineering/regeneration and treatment of age-related diseases.

Indexed as

Cell ProliferationCells, CulturedDental PulpExtracellular Signal-Regulated MAP KinasesHumansMAP Kinase Kinase Kinase 7MAP Kinase Kinase KinasesMitogen-Activated Protein Kinase Kinasesp38 Mitogen-Activated Protein KinasesPhosphorylationReceptor, Transforming Growth Factor-beta Type IRegenerationSignal TransductionSmad2 ProteinSmad3 ProteinStem CellsExtracellular Signal-Regulated MAP KinasesMAP Kinase Kinase Kinase 7MAP Kinase Kinase KinasesMitogen-Activated Protein Kinase Kinasesp38 Mitogen-Activated Protein KinasesReceptor, Transforming Growth Factor-beta Type ISmad2 ProteinSMAD2 protein, humanSmad3 ProteinSMAD3 protein, humanTGFBR1 protein, humanTransforming Growth Factor beta1aging-related diseasesalkaline phosphatasecollagencyclooxygenase-2differentiation

Identifiers

PMID33148869
PMCPMC7695363
OpenAlexW3095491797

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.