Evidence map›Paper›PMID 35577813›Full record

ArticleNature communications2022

Epigenetic traits inscribed in chromatin accessibility in aged hematopoietic stem cells.

Naoki Itokawa, Motohiko Oshima, Shuhei Koide, Naoya Takayama, Wakako Kuribayashi, Yaeko Nakajima-Takagi, Kazumasa Aoyama, Satoshi Yamazaki, Kiyoshi Yamaguchi, Yoichi Furukawa and 2 more

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 62 papers.

0numbers the graph read from it
0cells of the map it votes in
62citing papers in PubMed
5.9field-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

62 citing papers in PubMed, 77 citations in OpenAlex.

  1. Article
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  8. Animals have expanded the evolutionary legacy of unicellular ancestors in blood cells.Proceedings of the National Academy of Sciences of the United States of America · 2026
    Article
  9. Article
  10. Review
  11. Article
  12. Chromatin accessibility regulates age-dependent nuclear mechanotransduction.Proceedings of the National Academy of Sciences of the United States of America · 2026
    Article
  13. Article
  14. Article
  15. Review
  16. Review
  17. Review
  18. Article
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  20. Article

2 more citing papers are in PubMed but not listed here.

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

12 authors at 3 institutions in 1 country.

Naoki Itokawa *Department of Cellular and Molecular Medicine, Graduate School of Medicine, Chiba University, Chiba, Japan.ORCID 0000-0002-2091-4948
Motohiko Oshima *Division of Stem Cell and Molecular Medicine, Center for Stem Cell Biology and Regenerative Medicine, The Institute of Medical Science, The University of Tokyo, Tokyo, Japan.
Shuhei KoideDivision of Stem Cell and Molecular Medicine, Center for Stem Cell Biology and Regenerative Medicine, The Institute of Medical Science, The University of Tokyo, Tokyo, Japan.
Naoya TakayamaDepartment of Regenerative Medicine, Chiba University Graduate School of Medicine, Chiba, Japan.
Wakako KuribayashiDepartment of Cellular and Molecular Medicine, Graduate School of Medicine, Chiba University, Chiba, Japan.
Yaeko Nakajima-TakagiDivision of Stem Cell and Molecular Medicine, Center for Stem Cell Biology and Regenerative Medicine, The Institute of Medical Science, The University of Tokyo, Tokyo, Japan.
Kazumasa AoyamaDepartment of Cellular and Molecular Medicine, Graduate School of Medicine, Chiba University, Chiba, Japan.
Satoshi YamazakiDivision of Stem Cell Biology, Center for Stem Cell Biology and Regenerative Medicine, The Institute of Medical Science, The University of Tokyo, Tokyo, Japan.ORCID 0000-0003-4249-3854
Kiyoshi YamaguchiDivision of Clinical Genome Research, Advanced Clinical Research Center, Institute of Medical Science, The University of Tokyo, Tokyo, Japan.
Yoichi FurukawaDivision of Clinical Genome Research, Advanced Clinical Research Center, Institute of Medical Science, The University of Tokyo, Tokyo, Japan.
Koji EtoDepartment of Regenerative Medicine, Chiba University Graduate School of Medicine, Chiba, Japan.ORCID 0000-0002-5863-7122
Atsushi IwamaDepartment of Cellular and Molecular Medicine, Graduate School of Medicine, Chiba University, Chiba, Japan. 03aiwama@ims.u-tokyo.ac.jp.ORCID 0000-0001-9410-8992
Chiba University · JPThe University of Tokyo · JPUniversity of Tsukuba · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Hematopoietic stem cells (HSCs) exhibit considerable cell-intrinsic changes with age. Here, we present an integrated analysis of transcriptome and chromatin accessibility of aged HSCs and downstream progenitors. Alterations in chromatin accessibility preferentially take place in HSCs with aging, which gradually resolve with differentiation. Differentially open accessible regions (open DARs) in aged HSCs are enriched for enhancers and show enrichment of binding motifs of the STAT, ATF, and CNC family transcription factors that are activated in response to external stresses. Genes linked to open DARs show significantly higher levels of basal expression and their expression reaches significantly higher peaks after cytokine stimulation in aged HSCs than in young HSCs, suggesting that open DARs contribute to augmented transcriptional responses under stress conditions. However, a short-term stress challenge that mimics infection is not sufficient to induce persistent chromatin accessibility changes in young HSCs. These results indicate that the ongoing and/or history of exposure to external stresses may be epigenetically inscribed in HSCs to augment their responses to external stimuli.

Indexed as

ChromatinHematopoietic Stem CellsCell DifferentiationEpigenesis, GeneticEpigenomicsChromatin

Identifiers

PMID35577813
PMCPMC9110722
OpenAlexW4280566403

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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.