Evidence map›Paper›PMID 27500495›Full record

ArticleThe Journal of clinical investigation2016

BRPF1 is essential for development of fetal hematopoietic stem cells.

Linya You, Lin Li, Jinfeng Zou, Kezhi Yan, Jad Belle, Anastasia Nijnik, Edwin Wang, Xiang-Jiao Yang

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of clinical investigation, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
1.6field-weighted citation impact, top 16% 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

26 citing papers in PubMed, 46 citations in OpenAlex.

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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

8 authors at 3 institutions in 3 countries.

Linya You
Lin Li
Jinfeng Zou
Kezhi Yan
Jad Belle
Anastasia Nijnik
Edwin Wang
Xiang-Jiao Yang
Cancer Research Center · USNational Research Council Canada · CAGoodman (Japan) · JP

Funding

Canadian Institutes for Health Research
6 · The paper itself

Abstract

Hematopoietic stem cells (HSCs) serve as a life-long reservoir for all blood cell types and are clinically useful for a variety of HSC transplantation-based therapies. Understanding the role of chromatin organization and regulation in HSC homeostasis may provide important insights into HSC development. Bromodomain- and PHD finger-containing protein 1 (BRPF1) is a multivalent chromatin regulator that possesses 4 nucleosome-binding domains and activates 3 lysine acetyltransferases (KAT6A, KAT6B, and KAT7), suggesting that this protein has the potential to stimulate crosstalk between different chromatin modifications. Here, we investigated the function of BRPF1 in hematopoiesis by selectively deleting its gene in murine blood cells. Brpf1-deficient pups experienced early lethality due to acute bone marrow failure and aplastic anemia. The mutant bone marrow and fetal liver exhibited severe deficiency in HSCs and hematopoietic progenitors, along with elevated reactive oxygen species, senescence, and apoptosis. BRPF1 deficiency also reduced the expression of multipotency genes, including Slamf1, Mecom, Hoxa9, Hlf, Gfi1, Egr, and Gata3. Furthermore, BRPF1 was required for acetylation of histone H3 at lysine 23, a highly abundant but not well-characterized epigenetic mark. These results identify an essential role of the multivalent chromatin regulator BRPF1 in definitive hematopoiesis and illuminate a potentially new avenue for studying epigenetic networks that govern HSC ontogeny.

Indexed as

HematopoiesisAdaptor Proteins, Signal TransducingAnimalsApoptosisBone Marrow CellsBromodomain Containing ProteinsCarrier ProteinsCellular SenescenceChromatinDNA-Binding ProteinsEpigenesis, GeneticFemaleGene DeletionHematopoietic Stem CellsHematopoietic Stem Cell TransplantationHistone AcetyltransferasesAdaptor Proteins, Signal TransducingBromodomain Containing ProteinsBRPF1 protein, mouseCarrier ProteinsChromatinDNA-Binding ProteinsHistone AcetyltransferasesHistonesReactive Oxygen Species

Identifiers

PMID27500495
PMCPMC5004949
OpenAlexW2497649390

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.