Evidence map›Paper›PMID 29130940›Full record

ArticleThe Journal of clinical investigation2017

Neuropeptide Y regulates a vascular gateway for hematopoietic stem and progenitor cells.

Pratibha Singh, Jonathan Hoggatt, Malgorzata M Kamocka, Khalid S Mohammad, Mary R Saunders, Hongge Li, Jennifer Speth, Nadia Carlesso, Theresa A Guise, Louis M Pelus

Abstract read
In one paragraph

Article in The Journal of clinical investigation, 2017. 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
–field-weighted citation impact
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.

  1. Article
  2. The liver talks back: NPY orchestrates attraction of cancer cells and CHK2-dependent clonogenicity in the metastatic niche.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  3. Article
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  14. Mechanisms of cognitive dysfunction in CKD.Nature reviews. Nephrology · 2020
    Review
  15. Article
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  20. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors.

Pratibha SinghDepartment of Microbiology & Immunology, Indiana University School of Medicine, Indianapolis, Indiana, USA.
Jonathan HoggattDepartment of Microbiology & Immunology, Indiana University School of Medicine, Indianapolis, Indiana, USA.
Malgorzata M KamockaDepartment of Medicine/Nephrology-ICBM Imaging Facility.
Khalid S MohammadDepartment of Medicine/Endocrinology, and.
Mary R SaundersDepartment of Microbiology & Immunology, Indiana University School of Medicine, Indianapolis, Indiana, USA.
Hongge LiDepartment of Microbiology & Immunology, Indiana University School of Medicine, Indianapolis, Indiana, USA.
Jennifer SpethDepartment of Microbiology & Immunology, Indiana University School of Medicine, Indianapolis, Indiana, USA.
Nadia CarlessoDepartment of Pediatrics, Indiana University School of Medicine, Indianapolis, Indiana, USA.
Theresa A GuiseDepartment of Medicine/Endocrinology, and.
Louis M PelusDepartment of Microbiology & Immunology, Indiana University School of Medicine, Indianapolis, Indiana, USA.

Funding

Tumor Microenvironment and Metastasis ProgramP30CA082709 · NCI · INDIANA UNIV-PURDUE UNIV AT INDIANAPOLIS · PI Jun Wan · 1999 to 2026
$59.3M
Regulating hematopoietic stem cells and hematopoiesis for clinical efficacyP30DK090948 · NIDDK · INDIANA UNIVERSITY INDIANAPOLIS · PI BROXMEYER, HAL E., SROUR, EDWARD F · 2010 to 2014
$3.7M
Role of PGE2 and other eicosanoids in hematopoietic stem cell functionR01HL096305 · NHLBI · INDIANA UNIVERSITY INDIANAPOLIS · PI PELUS, LOUIS M · 2010 to 2018
$3.5M
Differential TGF-Beta Signaling in Bone Microenviroment: Impact on Tumor GrowthU01CA143057 · NCI · INDIANA UNIVERSITY INDIANAPOLIS · PI BHOWMICK, NEIL A., GUISE, THERESA A · 2011 to 2015
$2.7M
Physiologic Regulation of Hematopoiesis by NotchR01DK097837 · NIDDK · INDIANA UNIVERSITY INDIANAPOLIS · PI CARLESSO, NADIA · 2014 to 2017
$1.6M
Inhibition of PGE2 for mobilization of autologous peripheral blood stem cellsR01CA182947 · NCI · INDIANA UNIVERSITY INDIANAPOLIS · PI FARAG, SHERIF S, PELUS, LOUIS M · 2014 to 2018
$1.6M
A megakaryocyte/PGE2/osteoblast triad in the normal and aged nicheR01AG046246 · NIA · INDIANA UNIVERSITY INDIANAPOLIS · PI KACENA, MELISSA A, PELUS, LOUIS M · 2013 to 2017
$1.1M
NCI NIH HHS P30 CA082709NCI NIH HHS R01 CA182947NCI NIH HHS U01 CA143057NHLBI NIH HHS R01 HL096305NIA NIH HHS R01 AG046246NIDDK NIH HHS P30 DK090948NIDDK NIH HHS R01 DK097837
6 · The paper itself

Abstract

Endothelial cells (ECs) are components of the hematopoietic microenvironment and regulate hematopoietic stem and progenitor cell (HSPC) homeostasis. Cytokine treatments that cause HSPC trafficking to peripheral blood are associated with an increase in dipeptidylpeptidase 4/CD26 (DPP4/CD26), an enzyme that truncates the neurotransmitter neuropeptide Y (NPY). Here, we show that enzymatically altered NPY signaling in ECs caused reduced VE-cadherin and CD31 expression along EC junctions, resulting in increased vascular permeability and HSPC egress. Moreover, selective NPY2 and NPY5 receptor antagonists restored vascular integrity and limited HSPC mobilization, demonstrating that the enzymatically controlled vascular gateway specifically opens by cleavage of NPY by CD26 signaling via NPY2 and NPY5 receptors. Mice lacking CD26 or NPY exhibited impaired HSPC trafficking that was restored by treatment with truncated NPY. Thus, our results point to ECs as gatekeepers of HSPC trafficking and identify a CD26-mediated NPY axis that has potential as a pharmacologic target to regulate hematopoietic trafficking in homeostatic and stress conditions.

Indexed as

AnimalsDipeptidyl Peptidase 4Endothelial CellsHematopoietic Stem CellsHumansMiceMice, KnockoutNeuropeptide YReceptors, Neuropeptide YSignal TransductionDipeptidyl Peptidase 4Dpp4 protein, mouseNeuropeptide Yneuropeptide Y2 receptorneuropeptide Y5 receptorReceptors, Neuropeptide YBone marrowHematopoietic stem cellsStem cellsTransplantation

Identifiers

PMID29130940
PMCPMC5707149

What Socratic 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 Socratic graph.