Evidence map›Paper›PMID 24138668›Full record

ArticleStem cells and development2014

Loss of aryl hydrocarbon receptor promotes gene changes associated with premature hematopoietic stem cell exhaustion and development of a myeloproliferative disorder in aging mice.

Kameshwar P Singh, John A Bennett, Fanny L Casado, Jason L Walrath, Stephen L Welle, Thomas A Gasiewicz

Abstract read
In one paragraph

Article in Stem cells and development, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed
3.9field-weighted citation impact, top 6% 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

46 citing papers in PubMed, 67 citations in OpenAlex.

  1. Article
  2. Article
  3. Aryl hydrocarbon receptor activation alters emergency hematopoiesis during influenza A virus infection.Toxicological sciences : an official journal of the Society of Toxicology · 2026
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  13. The Aryl Hydrocarbon Receptor, Epigenetics and the Aging Process.The journal of nutrition, health & aging · 2023
    Article
  14. Review
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  16. Article
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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

6 authors at 1 institution in 1 country.

Kameshwar P Singh1 Department of Environmental Medicine, University of Rochester School of Medicine , Rochester, New York.
John A Bennett
Fanny L Casado
Jason L Walrath
Stephen L Welle
Thomas A Gasiewicz
University of Rochester · US

Funding

VISUAL INDICES OF NEUROTOXICITYP30ES001247 · NIEHS · UNIVERSITY OF ROCHESTER · PI Martha Susiarjo · 1985 to 2026
$42.8M
Training in Environment ToxicologyT32ES007026 · NIEHS · UNIVERSITY OF ROCHESTER · PI Alison Elder, Marissa Sobolewski Terry · 1985 to 2026
$20.2M
TCDD EFFECT ON T LYMPHOCYTE DIFFERENTIATIONR01ES004862 · NIEHS · UNIVERSITY OF ROCHESTER · PI LAWRENCE, B PAIGE · 1990 to 2020
$6.5M
A Role of the Ah Receptor in Hematopoiesis: Model CharacterizationR03ES016606 · NIEHS · UNIVERSITY OF ROCHESTER · PI GASIEWICZ, THOMAS A · 2009 to 2010
$153k
NIEHS NIH HHS ES01247NIEHS NIH HHS ES016606NIEHS NIH HHS ES04862NIEHS NIH HHS ES07026NIEHS NIH HHS P30 ES001247NIEHS NIH HHS T32 ES007026
6 · The paper itself

Abstract

Loss of immune function and increased hematopoietic disease are among the most clinically significant consequences of aging. Hematopoietic stem cells (HSCs) from mice lacking aryl hydrocarbon receptor (AhR) have high rates of cell division. Studies were designed to test the hypothesis that aging AhR-null allele (AhR-KO) mice develop premature HSC exhaustion, and changes leading to hematological disease. Compared to wild-type, aging AhR-KO mice showed a decreased survival rate, splenomegaly, increased circulating white blood cells, hematopoietic cell accumulation in tissues, and anemia. Analysis of bone marrow indicated increased numbers of stem/progenitor and lineage-committed cells, but decreased erythroid progenitors. There was also decreased self-renewal capacity of HSCs determined by competitive repopulation and serial transplantation. HSCs also showed increased levels of reactive oxygen species (ROS), Ki-67, and γ-H2A.X, but decreased p16(Ink4a). Splenic cells from aging KO mice had abnormal expression of genes, including Gata-1, Sh2d3c, Gfi-1, p21, and c-myc, involved in trafficking and associated with leukemia. HSCs from AhR-KO mice had gene changes related to HSC maintenance and consistent with phenotype observed. The most prominent gene changes (overexpression of Srpk2, Creb1, Hes1, mtor, pdp1) have been associated with HSC hyperproliferation, leukemia, and accelerated aging. Pathway analyses also indicated an enrichment of genes associated with oxidative stress, acute myelogenous leukemia, aging, and heat shock response, and the β-catenin/Wnt pathways. These data indicate that loss of AhR and associated changes in multiple signaling pathways promote premature HSC exhaustion and development of a myeloproliferative disorder. They also implicate a critical role of the AhR in the regulation of HSCs.

Indexed as

AgingAnemiaAnimalsBasic Helix-Loop-Helix ProteinsBone Marrow CellsCell MovementCell ProliferationCyclin-Dependent Kinase Inhibitor p16FemaleGene ExpressionHematopoietic Stem CellsHematopoietic Stem Cell TransplantationHistonesKi-67 AntigenLeukocyte CountMiceAhr protein, mouseBasic Helix-Loop-Helix ProteinsCyclin-Dependent Kinase Inhibitor p16gamma-H2AX protein, mouseHistonesKi-67 AntigenMki67 protein, mouseReactive Oxygen SpeciesReceptors, Aryl Hydrocarbon

Identifiers

PMID24138668
PMCPMC3887405
OpenAlexW1987112116

What OpenQuestion holds

Textmetadata
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.