Evidence map›Paper›PMID 25043017›Full record

ArticleNature2014

Neuropathy of haematopoietic stem cell niche is essential for myeloproliferative neoplasms.

Lorena Arranz, Abel Sánchez-Aguilera, Daniel Martín-Pérez, Joan Isern, Xavier Langa, Alexandar Tzankov, Pontus Lundberg, Sandra Muntión, Yi-Shiuan Tzeng, Dar-Ming Lai and 3 more

Abstract read
PubMed Publisher
In one paragraph

Article in Nature, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 284 papers.

0numbers the graph read from it
0cells of the map it votes in
284citing papers in PubMed
20.2field-weighted citation impact, top 1% 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

284 citing papers in PubMed, 433 citations in OpenAlex.

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

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

13 authors at 2 institutions in 2 countries.

Lorena ArranzStem Cell Niche Pathophysiology Group, Centro Nacional de Investigaciones Cardiovasculares (CNIC), 28029 Madrid, Spain.
Abel Sánchez-AguileraStem Cell Niche Pathophysiology Group, Centro Nacional de Investigaciones Cardiovasculares (CNIC), 28029 Madrid, Spain.
Daniel Martín-PérezStem Cell Niche Pathophysiology Group, Centro Nacional de Investigaciones Cardiovasculares (CNIC), 28029 Madrid, Spain.
Joan IsernStem Cell Niche Pathophysiology Group, Centro Nacional de Investigaciones Cardiovasculares (CNIC), 28029 Madrid, Spain.
Xavier LangaStem Cell Niche Pathophysiology Group, Centro Nacional de Investigaciones Cardiovasculares (CNIC), 28029 Madrid, Spain.
Alexandar TzankovUniversity Hospital Basel, CH-4031 Basel, Switzerland.
Pontus LundbergUniversity Hospital Basel, CH-4031 Basel, Switzerland.
Sandra MuntiónDepartment of Haematology, IBSAL-Hospital Universitario de Salamanca, 37007 Salamanca, Spain.
Yi-Shiuan TzengNational Taiwan University, Taipei 10002, Taiwan.
Dar-Ming LaiNational Taiwan University, Taipei 10002, Taiwan.
Jürg SchwallerUniversity Hospital Basel, CH-4031 Basel, Switzerland.
Radek C SkodaUniversity Hospital Basel, CH-4031 Basel, Switzerland.
Simón Méndez-FerrerStem Cell Niche Pathophysiology Group, Centro Nacional de Investigaciones Cardiovasculares (CNIC), 28029 Madrid, Spain.
Spanish National Centre for Cardiovascular Research · ESUniversity Hospital of Basel · CH

Funding

Howard Hughes Medical Institute
6 · The paper itself

Abstract

Myeloproliferative neoplasms (MPNs) are diseases caused by mutations in the haematopoietic stem cell (HSC) compartment. Most MPN patients have a common acquired mutation of Janus kinase 2 (JAK2) gene in HSCs that renders this kinase constitutively active, leading to uncontrolled cell expansion. The bone marrow microenvironment might contribute to the clinical outcomes of this common event. We previously showed that bone marrow nestin(+) mesenchymal stem cells (MSCs) innervated by sympathetic nerve fibres regulate normal HSCs. Here we demonstrate that abrogation of this regulatory circuit is essential for MPN pathogenesis. Sympathetic nerve fibres, supporting Schwann cells and nestin(+) MSCs are consistently reduced in the bone marrow of MPN patients and mice expressing the human JAK2(V617F) mutation in HSCs. Unexpectedly, MSC reduction is not due to differentiation but is caused by bone marrow neural damage and Schwann cell death triggered by interleukin-1β produced by mutant HSCs. In turn, in vivo depletion of nestin(+) cells or their production of CXCL12 expanded mutant HSC number and accelerated MPN progression. In contrast, administration of neuroprotective or sympathomimetic drugs prevented mutant HSC expansion. Treatment with β3-adrenergic agonists that restored the sympathetic regulation of nestin(+) MSCs prevented the loss of these cells and blocked MPN progression by indirectly reducing the number of leukaemic stem cells. Our results demonstrate that mutant-HSC-driven niche damage critically contributes to disease manifestation in MPN and identify niche-forming MSCs and their neural regulation as promising therapeutic targets.

Indexed as

Stem Cell NicheAdrenergic beta-3 Receptor AgonistsAnimalsApoptosisDisease ProgressionFemaleHematopoietic Stem CellsHumansInterleukin-1betaJanus Kinase 2Mesenchymal Stem CellsMiceMyeloproliferative DisordersNeoplasmsNeoplastic Stem CellsNerve FibersAdrenergic beta-3 Receptor AgonistsInterleukin-1betaJAK2 protein, humanJanus Kinase 2NestinNeuroprotective AgentsReceptors, Adrenergic, beta-3

Identifiers

PMID25043017
OpenAlexW2045032252

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.