Evidence map›Paper›PMID 26022238›Full record

ArticleBlood2015

Lipocalin produced by myelofibrosis cells affects the fate of both hematopoietic and marrow microenvironmental cells.

Min Lu, Lijuan Xia, Yen-Chun Liu, Tsivia Hochman, Laetizia Bizzari, Daniel Aruch, Jane Lew, Rona Weinberg, Judith D Goldberg, Ronald Hoffman

Open access · bronzeAbstract read
In one paragraph

Article in Blood, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 51 papers.

0numbers the graph read from it
0cells of the map it votes in
51citing papers in PubMed
4.3field-weighted citation impact, top 5% 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

51 citing papers in PubMed, 77 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

10 authors at 4 institutions in 1 country.

Min LuDivision of Hematology/Oncology, Department of Medicine and The Tisch Cancer Institute, Icahn School of Medicine at Mount Sinai, New York, NY;ORCID http://orcid.org/0000-0002-4191-4787
Lijuan XiaDivision of Hematology/Oncology, Department of Medicine and The Tisch Cancer Institute, Icahn School of Medicine at Mount Sinai, New York, NY;
Yen-Chun LiuDepartment of Pathology and Laboratory Medicine, Weill Cornell Medical College, New York, NY;
Tsivia HochmanDivision of Biostatistics, Department of Population Health and Department of Environmental Medicine, New York University School of Medicine, New York, NY; and.
Laetizia BizzariDivision of Hematology/Oncology, Department of Medicine and The Tisch Cancer Institute, Icahn School of Medicine at Mount Sinai, New York, NY;
Daniel AruchDivision of Hematology/Oncology, Department of Medicine and The Tisch Cancer Institute, Icahn School of Medicine at Mount Sinai, New York, NY;
Jane LewDivision of Hematology/Oncology, Department of Medicine and The Tisch Cancer Institute, Icahn School of Medicine at Mount Sinai, New York, NY;
Rona WeinbergCellular Therapy Laboratory, New York Blood Center, New York, NY.
Judith D GoldbergDivision of Biostatistics, Department of Population Health and Department of Environmental Medicine, New York University School of Medicine, New York, NY; and.
Ronald HoffmanDivision of Hematology/Oncology, Department of Medicine and The Tisch Cancer Institute, Icahn School of Medicine at Mount Sinai, New York, NY;
Icahn School of Medicine at Mount Sinai · USNew York University · USCornell University · USNew York Blood Center · US

Funding

Vaccine FacilityP30CA016087 · NCI · NEW YORK UNIVERSITY SCHOOL OF MEDICINE · PI ADRIANA HEGUY · 1985 to 2026
$83.1M
Tissue BankP01CA108671 · NCI · UNIVERSITY OF ILLINOIS AT CHICAGO · PI Ronald Hoffman · 2006 to 2026
$82.0M
NCI NIH HHS 1P01CA108671NCI NIH HHS P01 CA108671NCI NIH HHS P30 CA016087
6 · The paper itself

Abstract

Myelofibrosis (MF) is characterized by cytopenias, constitutional symptoms, splenomegaly, and marrow histopathological abnormalities (fibrosis, increased microvessel density, and osteosclerosis). The microenvironmental abnormalities are likely a consequence of the elaboration of a variety of inflammatory cytokines generated by malignant megakaryocytes and monocytes. We observed that levels of a specific inflammatory cytokine, lipocalin-2 (LCN2), were elevated in the plasmas of patients with myeloproliferative neoplasms (MF > polycythemia vera or essential thrombocythemia) and that LCN2 was elaborated by MF myeloid cells. LCN2 generates increased reactive oxygen species, leading to increased DNA strand breaks and apoptosis of normal, but not MF, CD34(+) cells. Furthermore, incubation of marrow adherent cells or mesenchymal stem cells with LCN2 increased the generation of osteoblasts and fibroblasts, but not adipocytes. LCN2 priming of mesenchymal stem cells resulted in the upregulation of RUNX2 gene as well as other genes that are capable of further affecting osteoblastogenesis, angiogenesis, and the deposition of matrix proteins. These data indicate that LCN2 is an additional MF inflammatory cytokine that likely contributes to the creation of a cascade of events that results in not only a predominance of the MF clone but also a dysfunctional microenvironment.

Indexed as

Acute-Phase ProteinsBone Marrow CellsCell DifferentiationCellular MicroenvironmentFlow CytometryFluorescent Antibody TechniqueHumansImmunohistochemistryIn Vitro TechniquesLipocalin-2LipocalinsMesenchymal Stem CellsMyeloid CellsPrimary MyelofibrosisProto-Oncogene ProteinsReverse Transcriptase Polymerase Chain ReactionAcute-Phase ProteinsLCN2 protein, humanLipocalin-2LipocalinsProto-Oncogene Proteins

Identifiers

PMID26022238
PMCPMC4543230
OpenAlexW1628611492

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.