Evidence map›Paper›PMID 34767451›Full record

ArticleScience advances2021

Cell size is a determinant of stem cell potential during aging.

Jette Lengefeld, Chia-Wei Cheng, Pema Maretich, Marguerite Blair, Hannah Hagen, Melanie R McReynolds, Emily Sullivan, Kyra Majors, Christina Roberts, Joon Ho Kang and 9 more

Abstract read
In one paragraph

Article in Science advances, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 100 papers.

0numbers the graph read from it
0cells of the map it votes in
100citing 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

100 citing papers in PubMed.

  1. Article
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  8. Experimental evolution of cellular miniaturization reveals a putative mechanism for cell size evolution.Proceedings of the National Academy of Sciences of the United States of America · 2026
    Article
  9. Article
  10. Article
  11. Article
  12. Article
  13. Review
  14. Cell size modulates ferroptosis susceptibility.bioRxiv : the preprint server for biology · 2026
    Article
  15. Article
  16. Article
  17. Review
  18. Review
  19. Article
  20. Review

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

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

19 authors.

Jette LengefeldDavid H. Koch Institute for Integrative Cancer Research, Howard Hughes Medical Institute, Massachusetts Institute of Technology, Cambridge, MA, USA.ORCID 0000-0001-6021-7613
Chia-Wei ChengDavid H Koch Institute for Integrative Cancer Research, Massachusetts Institute of Technology, Cambridge, MA, USA.
Pema MaretichDepartment of Biology, Massachusetts Institute of Technology, Cambridge, MA, USA.ORCID 0000-0001-5058-812X
Marguerite BlairDavid H Koch Institute for Integrative Cancer Research, Massachusetts Institute of Technology, Cambridge, MA, USA.ORCID 0000-0003-3055-4015
Hannah HagenDavid H Koch Institute for Integrative Cancer Research, Massachusetts Institute of Technology, Cambridge, MA, USA.
Melanie R McReynoldsDepartment of Chemistry, Princeton University, Princeton, NJ, USA.ORCID 0000-0001-5427-2739
Emily SullivanDavid H Koch Institute for Integrative Cancer Research, Massachusetts Institute of Technology, Cambridge, MA, USA.ORCID 0000-0001-9558-3883
Kyra MajorsDavid H Koch Institute for Integrative Cancer Research, Massachusetts Institute of Technology, Cambridge, MA, USA.ORCID 0000-0002-4489-7636
Christina RobertsMax Planck Institute for Biology of Ageing and CECAD, University of Cologne, Cologne, Germany.
Joon Ho KangDavid H Koch Institute for Integrative Cancer Research, Massachusetts Institute of Technology, Cambridge, MA, USA.ORCID 0000-0003-4165-7538
Joachim D SteinerMax Planck Institute for Biology of Ageing and CECAD, University of Cologne, Cologne, Germany.ORCID 0000-0001-5842-7400
Teemu P MiettinenDavid H Koch Institute for Integrative Cancer Research, Massachusetts Institute of Technology, Cambridge, MA, USA.ORCID 0000-0002-5975-200X
Scott R ManalisDavid H Koch Institute for Integrative Cancer Research, Massachusetts Institute of Technology, Cambridge, MA, USA.ORCID 0000-0001-5223-9433
Adam AntebiMax Planck Institute for Biology of Ageing and CECAD, University of Cologne, Cologne, Germany.ORCID 0000-0002-7241-3029
Sean J MorrisonChildren's Research Institute and Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas, TX, USA.ORCID 0000-0003-1587-8329
Jacqueline A LeesDavid H Koch Institute for Integrative Cancer Research, Massachusetts Institute of Technology, Cambridge, MA, USA.
Laurie A BoyerDepartment of Biology, Massachusetts Institute of Technology, Cambridge, MA, USA.ORCID 0000-0003-3491-4962
Ömer H YilmazDavid H Koch Institute for Integrative Cancer Research, Massachusetts Institute of Technology, Cambridge, MA, USA.
Angelika AmonDavid H. Koch Institute for Integrative Cancer Research, Howard Hughes Medical Institute, Massachusetts Institute of Technology, Cambridge, MA, USA.ORCID 0000-0001-9837-0314

Funding

VIRUS PRODUCTION COREP30CA014051 · NCI · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI Angela Nicole Koehler · 1985 to 2026
$93.9M
Pilot & Feasibility ProgramP30DK043351 · NIDDK · MASSACHUSETTS GENERAL HOSPITAL · PI RAYMOND T CHUNG · 1991 to 2026
$35.3M
TOXICOLOGY CORE UNITP30ES002109 · NIEHS · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI YAFFE, MICHAEL B · 1985 to 2020
$25.6M
Mitotic exit controlR01HD085866 · NICHD · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI AMON, ANGELIKA B · 2015 to 2019
$1.6M
Elucidating the role of fasting in intestinal stemness and tissue regenerationR00DK123407 · NIDDK · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI CHENG, CHIA-WEI · 2021 to 2023
$727k
Elucidating the role of fasting in intestinal stemness and tissue regenerationK99DK123407 · NIDDK · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI CHENG, CHIA-WEI · 2019 to 2020
$182k
NCI NIH HHS P30 CA014051NICHD NIH HHS R01 HD085866NIDDK NIH HHS K99 DK123407NIDDK NIH HHS P30 DK043351NIDDK NIH HHS R00 DK123407NIEHS NIH HHS P30 ES002109Wellcome Trust
6 · The paper itself

Abstract

Stem cells are remarkably small. Whether small size is important for stem cell function is unknown. We find that hematopoietic stem cells (HSCs) enlarge under conditions known to decrease stem cell function. This decreased fitness of large HSCs is due to reduced proliferation and was accompanied by altered metabolism. Preventing HSC enlargement or reducing large HSCs in size averts the loss of stem cell potential under conditions causing stem cell exhaustion. Last, we show that murine and human HSCs enlarge during aging. Preventing this age-dependent enlargement improves HSC function. We conclude that small cell size is important for stem cell function in vivo and propose that stem cell enlargement contributes to their functional decline during aging.

Identifiers

PMID34767451
PMCPMC8589318

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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.