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NR2F6调节小鼠的干细胞造血和骨髓生成。

NR2F6 regulates stem cell hematopoiesis and myelopoiesis in mice.

作者信息

Woelk Johannes, Narasimhan Hamsa, Pfeifhofer-Obermair Christa, Schraml Barbara U, Hermann-Kleiter Natascha

机构信息

Institute of Cell Genetics, Department for Genetics and Pharmacology, Medical University of Innsbruck, Innsbruck, Austria.

Institute for Immunology, Faculty of Medicine, Ludwig-Maximilians-Universität (LMU) Munich, Munich, Germany.

出版信息

Front Immunol. 2025 Jan 7;15:1404805. doi: 10.3389/fimmu.2024.1404805. eCollection 2024.


DOI:10.3389/fimmu.2024.1404805
PMID:39840064
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC11747239/
Abstract

Nuclear receptors regulate hematopoietic stem cells (HSCs) and peripheral immune cells in mice and humans. The nuclear orphan receptor NR2F6 (EAR-2) has been shown to control murine hematopoiesis. Still, detailed analysis of the distinct stem cell, myeloid, and lymphoid progenitors in the bone marrow in a genetic loss of function model remains pending. In this study, we found that adult germline -deficient mice contained increased percentages of total long-term and short-term HSCs, as well as a subpopulation within the lineage-biased multipotent progenitor (MPP3) cells. The loss of NR2F6 thus led to an increase in the percentage of LSK cells. Following the differentiation from the common myeloid progenitors (CMP), the granulocyte-monocyte progenitors (GMP) were decreased, while monocyte-dendritic progenitors (MDP) were increased in -deficient bone marrow. Within the pre-conventional dendritic progenitors (pre-cDCs), the subpopulation of pre-cDC2s was reduced in the bone marrow of -deficient mice. We did not observe differences in the development of common lymphoid progenitor populations. Our findings contrast previous studies but underscore the role of NR2F6 in regulating gene expression levels during mouse bone marrow hematopoiesis and myelopoiesis.

摘要

核受体调节小鼠和人类的造血干细胞(HSCs)及外周免疫细胞。核孤儿受体NR2F6(EAR-2)已被证明可控制小鼠造血。然而,在功能丧失的遗传模型中,对骨髓中不同的干细胞、髓系和淋巴系祖细胞进行详细分析仍有待进行。在本研究中,我们发现成年种系缺陷小鼠的长期和短期造血干细胞总数百分比增加,以及在谱系偏向多能祖细胞(MPP3)中有一个亚群增加。因此,NR2F6的缺失导致LSK细胞百分比增加。从常见髓系祖细胞(CMP)分化后,粒细胞-单核细胞祖细胞(GMP)减少,而单核细胞-树突状祖细胞(MDP)在缺陷骨髓中增加。在常规树突状祖细胞(pre-cDC)中,pre-cDC2亚群在缺陷小鼠骨髓中减少。我们未观察到常见淋巴系祖细胞群体发育的差异。我们的发现与之前的研究形成对比,但强调了NR2F6在调节小鼠骨髓造血和髓系生成过程中基因表达水平的作用。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/ee56/11747239/30cc46c1f5e7/fimmu-15-1404805-g007.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/ee56/11747239/f398fa57cc3a/fimmu-15-1404805-g001.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/ee56/11747239/3ca6d427af07/fimmu-15-1404805-g002.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/ee56/11747239/a46aa3b750d7/fimmu-15-1404805-g003.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/ee56/11747239/3cb291a8102b/fimmu-15-1404805-g004.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/ee56/11747239/3a05574b81e0/fimmu-15-1404805-g005.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/ee56/11747239/644b43f2cf54/fimmu-15-1404805-g006.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/ee56/11747239/30cc46c1f5e7/fimmu-15-1404805-g007.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/ee56/11747239/f398fa57cc3a/fimmu-15-1404805-g001.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/ee56/11747239/3ca6d427af07/fimmu-15-1404805-g002.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/ee56/11747239/a46aa3b750d7/fimmu-15-1404805-g003.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/ee56/11747239/3cb291a8102b/fimmu-15-1404805-g004.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/ee56/11747239/3a05574b81e0/fimmu-15-1404805-g005.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/ee56/11747239/644b43f2cf54/fimmu-15-1404805-g006.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/ee56/11747239/30cc46c1f5e7/fimmu-15-1404805-g007.jpg

相似文献

[1]
NR2F6 regulates stem cell hematopoiesis and myelopoiesis in mice.

Front Immunol. 2025-1-7

[2]
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[3]
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[4]
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J Exp Med. 2022-11-7

[5]
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[6]
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Front Cell Infect Microbiol. 2022

[7]
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Toxicol Appl Pharmacol. 2016-12-15

[8]
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[9]
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[10]
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本文引用的文献

[1]
M-CSF directs myeloid and NK cell differentiation to protect from CMV after hematopoietic cell transplantation.

EMBO Mol Med. 2023-11-8

[2]
Human hematopoietic stem cell vulnerability to ferroptosis.

Cell. 2023-2-16

[3]
Regulation of emergency granulopoiesis during infection.

Front Immunol. 2022

[4]
An improved organotypic cell culture system to study tissue-resident macrophages .

Cell Rep Methods. 2022-8-22

[5]
Ly6DSiglec-H precursors contribute to conventional dendritic cells via a Zbtb46Ly6D intermediary stage.

Nat Commun. 2022-6-16

[6]
Maladaptive innate immune training of myelopoiesis links inflammatory comorbidities.

Cell. 2022-5-12

[7]
High throughput screening for compounds to the orphan nuclear receptor NR2F6.

SLAS Discov. 2022-6

[8]
Niches that regulate stem cells and hematopoiesis in adult bone marrow.

Dev Cell. 2021-7-12

[9]
Inflammatory signaling regulates hematopoietic stem and progenitor cell development and homeostasis.

J Exp Med. 2021-7-5

[10]
Inflammation as a regulator of hematopoietic stem cell function in disease, aging, and clonal selection.

J Exp Med. 2021-7-5

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