Evidence map›Paper›PMID 31324820›Full record

ArticleScientific reports2019

Directed differentiation of human induced pluripotent stem cells into mature stratified bladder urothelium.

Kotaro Suzuki, Michiyo Koyanagi-Aoi, Keiichiro Uehara, Nobuyuki Hinata, Masato Fujisawa, Takashi Aoi

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2019. 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
5.7field-weighted citation impact, top 3% 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, 39 citations in OpenAlex.

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  16. Building human renal tracts.Journal of pediatric surgery · 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

6 authors at 2 institutions in 1 country.

Kotaro SuzukiDivision of Advanced Medical Science, Graduate School of Science, Technology and Innovation, Kobe University, Kobe, Japan.ORCID http://orcid.org/0000-0003-4589-9251
Michiyo Koyanagi-AoiDivision of Advanced Medical Science, Graduate School of Science, Technology and Innovation, Kobe University, Kobe, Japan.
Keiichiro UeharaDivision of Advanced Medical Science, Graduate School of Science, Technology and Innovation, Kobe University, Kobe, Japan.
Nobuyuki HinataDivision of Urology, Graduate School of Medicine, Kobe University, Kobe, Japan.ORCID http://orcid.org/0000-0001-7014-6812
Masato FujisawaDivision of Urology, Graduate School of Medicine, Kobe University, Kobe, Japan.
Takashi AoiDivision of Advanced Medical Science, Graduate School of Science, Technology and Innovation, Kobe University, Kobe, Japan. takaaoi@med.kobe-u.ac.jp.ORCID http://orcid.org/0000-0002-3963-5922
Kobe University · JPKobe University Hospital · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

For augmentation or reconstruction of urinary bladder after cystectomy, bladder urothelium derived from human induced pluripotent stem cells (hiPSCs) has recently received focus. However, previous studies have only shown the emergence of cells expressing some urothelial markers among derivatives of hiPSCs, and no report has demonstrated the stratified structure, which is a particularly important attribute of the barrier function of mature bladder urothelium. In present study, we developed a method for the directed differentiation of hiPSCs into mature stratified bladder urothelium. The caudal hindgut, from which the bladder urothelium develops, was predominantly induced via the high-dose administration of CHIR99021 during definitive endoderm induction, and this treatment subsequently increased the expressions of uroplakins. Terminal differentiation, characterized by the increased expression of uroplakins, CK13, and CK20, was induced with the combination of Troglitazone + PD153035. FGF10 enhanced the expression of uroplakins and the stratification of the epithelium, and the transwell culture system further enhanced such stratification. Furthermore, the barrier function of our urothelium was demonstrated by a permeability assay using FITC-dextran. According to an immunohistological analysis, the stratified uroplakin II-positive epithelium was observed in the transwells. This method might be useful in the field of regenerative medicine of the bladder.

Indexed as

CDX2 Transcription FactorCell DifferentiationCells, CulturedDextransEndodermErbB ReceptorsFibroblast Growth Factor 10Fluorescein-5-isothiocyanateGlycogen Synthase Kinase 3 betaHumansInduced Pluripotent Stem CellsPermeabilityPPAR gammaPyridinesPyrimidinesQuinazolines4-((3-bromophenyl)amino)-6,7-dimethoxyquinazolineCDX2 protein, humanCDX2 Transcription FactorChir 99021DextransEGFR protein, humanErbB ReceptorsFGF10 protein, humanFibroblast Growth Factor 10Fluorescein-5-isothiocyanatefluorescein isothiocyanate dextranGlycogen Synthase Kinase 3 betaGSK3B protein, humanPPAR gammaPPARG protein, humanPyridinesPyrimidinesQuinazolinesRecombinant ProteinsSOX17 protein, humanSOXF Transcription FactorsTroglitazoneUroplakins

Identifiers

PMID31324820
PMCPMC6642190
OpenAlexW2964077789

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

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.