Evidence map›Paper›PMID 31257132›Full record

ArticleStem cell reports2019

Bmi1 Suppresses Adipogenesis in the Hematopoietic Stem Cell Niche.

Tianyuan Hu, Ayumi Kitano, Victor Luu, Brian Dawson, Kevin A Hoegenauer, Brendan H Lee, Daisuke Nakada

Open access · goldAbstract read
In one paragraph

Article in Stem cell reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
3.3field-weighted citation impact, top 7% 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

27 citing papers in PubMed, 40 citations in OpenAlex.

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  8. Stem cells and pain.World journal of stem cells · 2023
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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

7 authors at 1 institution in 1 country.

Tianyuan HuDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Ayumi KitanoDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Victor LuuDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Brian DawsonDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Kevin A HoegenauerDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Brendan H LeeDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Daisuke NakadaDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA. Electronic address: nakada@bcm.edu.
Baylor College of Medicine · US

Funding

Tumor BiologyP30CA125123 · NCI · BAYLOR COLLEGE OF MEDICINE · PI DAVID R ROWLEY · 2007 to 2026
$73.9M
UM1HG006348: Cas9 Genome Integrity Supplemental ProposalUM1HG006348 · NHGRI · BAYLOR COLLEGE OF MEDICINE · PI Jason D. Heaney, Chih-Wei Logan Hsu · 2016 to 2026
$47.5M
Virology CoreP30AI036211 · NIAID · BAYLOR COLLEGE OF MEDICINE · PI BUTEL, JANET S · 1994 to 2015
$21.7M
METABOLIC IMPACTS OF TYPE II INTERFERON SIGNALS IN OBESITYR01DK114356 · NIDDK · BAYLOR COLLEGE OF MEDICINE · PI HARTIG, SEAN · 2017 to 2025
$4.6M
Mesenchymal Stromal Cells Regulate Hematopoietic Stem Cell AgingR01DK107413 · NIDDK · BAYLOR COLLEGE OF MEDICINE · PI NAKADA, DAISUKE · 2016 to 2020
$2.2M
BD Biosciences Special Order LSRIIS10RR024574 · NCRR · BAYLOR COLLEGE OF MEDICINE · PI LUMPKIN, ELLEN A · 2009 to 2009
$430k
NCI NIH HHS P30 CA125123NCRR NIH HHS S10 RR024574NHGRI NIH HHS UM1 HG006348NIAID NIH HHS P30 AI036211NIDDK NIH HHS R01 DK107413NIDDK NIH HHS R01 DK114356
6 · The paper itself

Abstract

Bone marrow stromal cells (BMSCs) that express high levels of stem cell factor (SCF) and CXC chemokine ligand 12 (CXCL12) are one crucial component of the hematopoietic stem cell (HSC) niche. While the secreted factors produced by BMSCs to support HSCs have been well described, little is known regarding the transcriptional regulators controlling the cell fate of BMSCs and thus indirectly maintaining HSCs. BMI1 is a polycomb group protein that regulates HSCs both cell intrinsically and extrinsically, but it is unknown in which cell type and how BMI1 functions to maintain HSCs extrinsically. Here we show that Bmi1 maintains HSCs by preventing adipogenic differentiation of BMSCs. Bmi1 is highly expressed in BMSCs but becomes downregulated upon adipogenic differentiation and during aging. Deleting Bmi1 from BMSCs increased marrow adipocytes, induced HSC quiescence and depletion, and impaired hematopoiesis. We found that BMI1 repressed multiple developmental programs in BMSCs by safeguarding the repressive epigenetic marks histone H2A ubiquitylation and H3 lysine 27 trimethylation. We identified a novel adipogenic program governed by Pax3, which BMI1 repressed in BMSCs. Our results establish Bmi1 as a critical regulator of BMSC cell fate that suppresses marrow adipogenesis to create a supportive niche for HSCs.

Indexed as

AdipocytesAdipogenesisAnimalsCell DifferentiationCellular SenescenceFemaleHematopoiesisHematopoietic Stem CellsHistonesMaleMesenchymal Stem CellsMethylationMiceMice, Inbred C57BLPAX3 Transcription FactorPolycomb Repressive Complex 1Bmi1 protein, mouseHistonesPax3 protein, mousePAX3 Transcription FactorPolycomb Repressive Complex 1Proto-Oncogene ProteinsRNA, Small InterferingadipocytesBMI1epigeneticshematopoietic stem cellsmesenchymal stromal cellsnichePAX3polycomb

Identifiers

PMID31257132
PMCPMC6739622
OpenAlexW2954779332

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.