Evidence map›Paper›PMID 38812912›Full record

ArticleFrontiers in bioengineering and biotechnology2024

Development of a chemically disclosed serum-free medium for mouse pluripotent stem cells.

Tomoka Katayama, Marina Takechi, Yamato Murata, Yuta Chigi, Shinpei Yamaguchi, Daiji Okamura

Abstract read
In one paragraph

Article in Frontiers in bioengineering and biotechnology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
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

1 citing paper in PubMed.

  1. Animal product-free formation and cultivation of three-dimensional primary hepatocyte spheroids.Drug metabolism and disposition: the biological fate of chemicals · 2025
    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

6 authors.

Tomoka Katayama *Department of Advanced Bioscience, Faculty of Agriculture, Kindai University, Nara, Japan.
Marina Takechi *Stem Cells and Reprogramming Laboratory, Department of Biology, Faculty of Science, Toho University, Chiba, Japan.
Yamato Murata *Department of Advanced Bioscience, Faculty of Agriculture, Kindai University, Nara, Japan.
Yuta ChigiInstitute of Advanced Medical Sciences, Tokushima University, Tokushima, Japan.
Shinpei YamaguchiStem Cells and Reprogramming Laboratory, Department of Biology, Faculty of Science, Toho University, Chiba, Japan.
Daiji OkamuraDepartment of Advanced Bioscience, Faculty of Agriculture, Kindai University, Nara, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Mouse embryonic stem cells (mESCs) have been widely used as a model system to study the basic biology of pluripotency and to develop cell-based therapies. Traditionally, mESCs have been cultured in a medium supplemented with fetal bovine serum (FBS). However, serum with its inconsistent chemical composition has been problematic for reproducibility and for studying the role of specific components. While some serum-free media have been reported, these media contain commercial additives whose detailed components have not been disclosed. Recently, we developed a serum-free medium, DA-X medium, which can maintain a wide variety of adherent cancer lines. In this study, we modified the DA-X medium and established a novel serum-free condition for both naïve mESCs in which all components are chemically defined and disclosed (DA-X-modified medium for robust growth of pluripotent stem cells: DARP medium). The DARP medium fully supports the normal transcriptome and differentiation potential in teratoma and the establishment of mESCs from blastocysts that retain the developmental potential in all three germ layers, including germ cells in chimeric embryos. Utility of chemically defined DA-X medium for primed mouse epiblast stem cells (mEpiSCs) revealed that an optimal amount of cholesterol is required for the robust growth of naïve-state mESCs, but is dispensable for the maintenance of primed-state mEpiSCs. Thus, this study provides reliable and reproducible culture methods to investigate the role of specific components regulating self-renewal and pluripotency in a wide range of pluripotent states.

Indexed as

cholesterolEpiSCsESCslamininmousenaïve and primed statesserum-free medium

Identifiers

PMID38812912
PMCPMC11134454

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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.