Evidence map›Paper›PMID 31391109›Full record

ArticleStem cell research & therapy2019

Establishment of human trophoblast stem cells from human induced pluripotent stem cell-derived cystic cells under micromesh culture.

Zhuosi Li, Osamu Kurosawa, Hiroo Iwata

Open access · goldAbstract read
In one paragraph

Article in Stem cell research & therapy, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
2.8field-weighted citation impact, top 8% 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

31 citing papers in PubMed, 53 citations in OpenAlex.

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  18. The role of BMP4 signaling in trophoblast emergence from pluripotency.Cellular and molecular life sciences : CMLS · 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

3 authors at 1 institution in 1 country.

Zhuosi LiThe "Compass to Healthy Life" Research Complex Program, RIKEN Institute, Kobe, 650-0047, Japan. zhuosi.li@riken.jp.
Osamu KurosawaThe "Compass to Healthy Life" Research Complex Program, RIKEN Institute, Kobe, 650-0047, Japan.
Hiroo IwataThe "Compass to Healthy Life" Research Complex Program, RIKEN Institute, Kobe, 650-0047, Japan.
Kyoto University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundTrophoblasts as a specific cell lineage are crucial for the correct function of the placenta. Human trophoblast stem cells (hTSCs) are a proliferative population that can differentiate into syncytiotrophoblasts and extravillous cytotrophoblasts. Many studies have reported that chemical supplements induce the differentiation of trophoblasts from human induced pluripotent stem cells (hiPSCs). However, there have been no reports of the establishment of proliferative hTSCs from hiPSCs. Our previous report showed that culturing hiPSCs on micromesh as a bioscaffold induced cystic cells with trophoblast properties. Here, we aimed to establish hTSCs from hiPSCs.

methodsWe used the micromesh culture technique to induce hiPSC differentiation into trophoblast cysts. We then reseeded and purified cystic cells.

resultsThe cells derived from the reseeded cysts were highly proliferative. Low expression levels of pluripotency genes and high expression levels of TSC-specific genes were detected in proliferative cells. The cells could be passaged, and further directional differentiation into syncytiotrophoblast- and extravillous cytotrophoblast-like cells was confirmed by marker expression and hormone secretion.

conclusionsWe established hiPSC-derived hTSCs, which may be applicable for studying the functions of trophoblasts and the placenta. Our experimental system may provide useful tools for understanding the pathogenesis of infertility owing to trophoblast defects in the future.

Indexed as

Cell DifferentiationCell Culture TechniquesCell LineageCells, CulturedChorionic GonadotropinCluster AnalysisHumansInduced Pluripotent Stem CellsStem CellsTranscriptomeTrophoblastsChorionic GonadotropinExtravillous trophoblastHuman pluripotent stem cellMicromeshSyncytiotrophoblastTrophoblast

Identifiers

PMID31391109
PMCPMC6686486
OpenAlexW2965710886

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.