Evidence map›Paper›PMID 40073064›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2025

iPSCs engrafted in allogeneic hosts without immunosuppression induce donor-specific tolerance to secondary allografts.

Tomoki Kamatani, Reiko Kimura, Satoshi Ikeda, Makoto Inoue, Ken-Ichiro Seino

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2025. 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. Review
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

5 authors.

Tomoki KamataniDivision of Immunobiology, Institute for Genetic Medicine, Hokkaido University, Sapporo, Hokkaido 060-0815, Japan.ORCID 0000-0002-9106-4047
Reiko KimuraDivision of Immunobiology, Institute for Genetic Medicine, Hokkaido University, Sapporo, Hokkaido 060-0815, Japan.
Satoshi IkedaSumitomo Pharma, Co., Ltd., Osaka 541-0045, Japan.ORCID 0009-0007-9796-1738
Makoto InoueSumitomo Pharma, Co., Ltd., Osaka 541-0045, Japan.ORCID 0000-0003-0804-7439
Ken-Ichiro SeinoDivision of Immunobiology, Institute for Genetic Medicine, Hokkaido University, Sapporo, Hokkaido 060-0815, Japan.ORCID 0000-0003-4122-1718

Funding

MEXT | Japan Science and Technology Agency (JST) JPMJSP2119MEXT | Japan Society for the Promotion of Science (JSPS) JP22H02843MEXT | Japan Society for the Promotion of Science (JSPS) JP22KK0131
6 · The paper itself

Abstract

Currently, most cell or tissue transplantations using induced pluripotent stem cells (iPSCs) are anticipated to involve allogeneic iPSCs. However, the immunological properties of iPSCs in an allogeneic setting are not well understood. We previously established a mouse transplantation model of MHC-compatible/minor antigen-mismatched combinations, assuming a hypoimmunogenic iPSC-setting. Here, we found that iPSCs subcutaneously inoculated into MHC-compatible allogeneic host mice resisted rejection and formed teratomas without immunosuppressant administration. Notably, when skin grafts were transplanted onto hosts more than 40 d after the initial iPSCs inoculation, only the skin of the same strain as the initial iPSCs was engrafted. Therefore, donor-specific immune tolerance was induced by a single iPSC inoculation. Diverse analyses, including single-cell RNA-sequencing after transplantation, revealed an increase in regulatory T cell (Treg) population, particularly CD25

Indexed as

Immune ToleranceInduced Pluripotent Stem CellsTransplantation ToleranceAllograftsAnimalsGraft RejectionMiceMice, Inbred C57BLSkin TransplantationTeratomaT-Lymphocytes, RegulatoryTransplantation, HomologousiPS cellsregulatory T cells (Treg)transplant tolerance

Identifiers

PMID40073064
PMCPMC11929385

What OpenQuestion holds

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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.