Evidence map›Paper›PMID 31600172›Full record

ArticleThe Journal of clinical investigation2020

Relief of tumor hypoxia unleashes the tumoricidal potential of neutrophils.

Karim Mahiddine, Adam Blaisdell, Stephany Ma, Amandine Créquer-Grandhomme, Clifford A Lowell, Adrian Erlebacher

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of clinical investigation, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 89 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
89citing papers in PubMed, 1 pooled it
4.5field-weighted citation impact, top 4% 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

89 citing papers in PubMed, 1 synthesis or guideline pooled it, 133 citations in OpenAlex.

  1. Pooled it
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  15. Target neutrophil heterogeneity and plasticity in cancer.Journal of hematology & oncology · 2025
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29 more citing papers are in PubMed but not listed here.

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

6 authors at 2 institutions in 2 countries.

Karim MahiddineDepartment of Laboratory Medicine, UCSF, San Francisco, California, USA.
Adam BlaisdellDepartment of Pathology, NYU School of Medicine, New York, New York, USA.
Stephany MaDepartment of Laboratory Medicine, UCSF, San Francisco, California, USA.
Amandine Créquer-GrandhommeDepartment of Pathology, NYU School of Medicine, New York, New York, USA.
Clifford A LowellDepartment of Laboratory Medicine, UCSF, San Francisco, California, USA.
Adrian ErlebacherDepartment of Laboratory Medicine, UCSF, San Francisco, California, USA.
University of California, San Francisco · USNew York University · US

Funding

Research BaseP30DK063720 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI KRUMMEL, MATTHEW F · 2003 to 2019
$21.8M
Inflammation and immunity in the crucible of premalignancyR01CA168755 · NCI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI ERLEBACHER, ADRIAN · 2013 to 2017
$2.2M
Regulation of Innate Immune Signaling by Lyn KinaseR01AI113272 · NIAID · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI LOWELL, CLIFFORD A · 2015 to 2019
$2.0M
NCI NIH HHS R01 CA168755NIAID NIH HHS R01 AI113272NIDDK NIH HHS P30 DK063720
6 · The paper itself

Abstract

Polymorphonuclear neutrophils (PMNs) are increasingly recognized to influence solid tumor development, but why their effects are so context dependent and even frequently divergent remains poorly understood. Using an autochthonous mouse model of uterine cancer and the administration of respiratory hyperoxia as a means to improve tumor oxygenation, we provide in vivo evidence that hypoxia is a potent determinant of tumor-associated PMN phenotypes and direct PMN-tumor cell interactions. Upon relief of tumor hypoxia, PMNs were recruited less intensely to the tumor-bearing uterus, but the recruited cells much more effectively killed tumor cells, an activity our data moreover suggested was mediated via their production of NADPH oxidase-derived reactive oxygen species and MMP-9. Simultaneously, their ability to promote tumor cell proliferation, which appeared to be mediated via their production of neutrophil elastase, was rendered less effective. Relieving tumor hypoxia thus greatly improved net PMN-dependent tumor control, leading to a massive reduction in tumor burden. Remarkably, this outcome was T cell independent. Together, these findings identify key hypoxia-regulated molecular mechanisms through which PMNs directly induce tumor cell death and proliferation in vivo and suggest that the contrasting properties of PMNs in different tumor settings may in part reflect the effects of hypoxia on direct PMN-tumor cell interactions.

Indexed as

AnimalsCell CommunicationCell HypoxiaFemaleMiceMice, KnockoutNeoplasms, ExperimentalNeutrophilsUterine NeoplasmsCancerhypoxiaImmunologyNeutrophilsOncology

Identifiers

PMID31600172
PMCPMC6934192
OpenAlexW2980166454

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.