Evidence map›Paper›PMID 29472703›Full record

ArticleExperimental & molecular medicine2018

Suppression of the ERK-SRF axis facilitates somatic cell reprogramming.

Sejong Huh, Hwa-Ryung Song, Geuk-Rae Jeong, Hyejin Jang, Nan-Hee Seo, Ju-Hyun Lee, Ji-Yeun Yi, Byongsun Lee, Hyun Woo Choi, Jeong Tae Do and 7 more

Open access · goldAbstract read
In one paragraph

Article in Experimental & molecular medicine, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
1.4field-weighted citation impact, top 19% 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

13 citing papers in PubMed, 22 citations in OpenAlex.

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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

17 authors at 4 institutions in 1 country.

Sejong HuhLaboratory for Cancer & Stem Cell Biology, Plant Engineering Institute, Department of Molecular Biology, Sejong University, Seoul, Korea.
Hwa-Ryung SongDepartment of Microbiology, Chonbuk National University Medical School, Jeonju, Korea.
Geuk-Rae JeongLaboratory for Cancer & Stem Cell Biology, Plant Engineering Institute, Department of Molecular Biology, Sejong University, Seoul, Korea.
Hyejin JangLaboratory for Cancer & Stem Cell Biology, Plant Engineering Institute, Department of Molecular Biology, Sejong University, Seoul, Korea.
Nan-Hee SeoDepartment of Microbiology, Chonbuk National University Medical School, Jeonju, Korea.
Ju-Hyun LeeLaboratory for Cancer & Stem Cell Biology, Plant Engineering Institute, Department of Molecular Biology, Sejong University, Seoul, Korea.
Ji-Yeun YiLaboratory for Cancer & Stem Cell Biology, Plant Engineering Institute, Department of Molecular Biology, Sejong University, Seoul, Korea.
Byongsun LeeLaboratory for Cancer & Stem Cell Biology, Plant Engineering Institute, Department of Molecular Biology, Sejong University, Seoul, Korea.ORCID 0000-0002-5638-9225
Hyun Woo ChoiDepartment of Animal Biotechnology, College of Animal Bioscience and Technology, Konkuk University, Seoul, Korea.
Jeong Tae DoDepartment of Animal Biotechnology, College of Animal Bioscience and Technology, Konkuk University, Seoul, Korea.
Jin-Su KimDepartment of Biomedical Science, CHA University, Sungnam, Korea.
Soo-Hong LeeDepartment of Biomedical Science, CHA University, Sungnam, Korea.
Jae-Won JungLife science solutions, Thermo Fisher Scientific Inc., Seoul, Korea.
Taekyu LeeLife science solutions, Thermo Fisher Scientific Inc., Seoul, Korea.
Jaekyung ShimLaboratory for Cancer & Stem Cell Biology, Plant Engineering Institute, Department of Molecular Biology, Sejong University, Seoul, Korea.
Myung-Kwan HanDepartment of Microbiology, Chonbuk National University Medical School, Jeonju, Korea.
Tae-Hee LeeLaboratory for Cancer & Stem Cell Biology, Plant Engineering Institute, Department of Molecular Biology, Sejong University, Seoul, Korea.
Sejong University · KRJeonbuk National University · KRCHA University · KRKonkuk University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The molecular mechanism underlying the initiation of somatic cell reprogramming into induced pluripotent stem cells (iPSCs) has not been well described. Thus, we generated single-cell-derived clones by using a combination of drug-inducible vectors encoding transcription factors (Oct4, Sox2, Klf4 and Myc) and a single-cell expansion strategy. This system achieved a high reprogramming efficiency after metabolic and epigenetic remodeling. Functional analyses of the cloned cells revealed that extracellular signal-regulated kinase (ERK) signaling was downregulated at an early stage of reprogramming and that its inhibition was a driving force for iPSC formation. Among the reprogramming factors, Myc predominantly induced ERK suppression. ERK inhibition upregulated the conversion of somatic cells into iPSCs through concomitant suppression of serum response factor (SRF). Conversely, SRF activation suppressed the reprogramming induced by ERK inhibition and negatively regulated embryonic pluripotency by inducing differentiation via upregulation of immediate early genes, such as c-Jun, c-Fos and EGR1. These data reveal that suppression of the ERK-SRF axis is an initial molecular event that facilitates iPSC formation and may be a useful surrogate marker for cellular reprogramming.

Indexed as

Cellular ReprogrammingSignal TransductionAnimalsBiomarkersCell LineCells, CulturedCell Transformation, NeoplasticExtracellular Signal-Regulated MAP KinasesFibroblastsGene Expression Regulation, DevelopmentalGenes, mycImmunohistochemistryInduced Pluripotent Stem CellsKruppel-Like Factor 4MiceMice, TransgenicBiomarkersExtracellular Signal-Regulated MAP KinasesKlf4 protein, mouseKruppel-Like Factor 4Serum Response FactorTranscription Factors

Identifiers

PMID29472703
PMCPMC5903827
OpenAlexW2793364050

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.