Evidence map›Paper›PMID 30721155›Full record

ArticleJCI insight2019

Tumor cell oxidative metabolism as a barrier to PD-1 blockade immunotherapy in melanoma.

Yana G Najjar, Ashley V Menk, Cindy Sander, Uma Rao, Arivarasan Karunamurthy, Roma Bhatia, Shuyan Zhai, John M Kirkwood, Greg M Delgoffe

Open access · goldAbstract read
In one paragraph

Article in JCI insight, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 148 papers.

0numbers the graph read from it
0cells of the map it votes in
148citing papers in PubMed
10.5field-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

148 citing papers in PubMed, 235 citations in OpenAlex.

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  15. Mitochondrial bioenergetics and networks in melanoma: an update.Apoptosis : an international journal on programmed cell death · 2025
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88 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

9 authors at 3 institutions in 2 countries.

Yana G NajjarDepartment of Medicine, Melanoma Program.
Ashley V MenkTumor Microenvironment Center, UPMC Hillman Cancer Center, Pittsburgh, Pennsylvania, USA.
Cindy SanderDepartment of Medicine, Melanoma Program.
Uma RaoDepartment of Pathology.
Arivarasan KarunamurthyDepartment of Pathology.
Roma BhatiaDepartment of Medicine, and.
Shuyan ZhaiDepartment of Medicine, Melanoma Program.
John M KirkwoodDepartment of Medicine, Melanoma Program.
Greg M DelgoffeTumor Microenvironment Center, UPMC Hillman Cancer Center, Pittsburgh, Pennsylvania, USA.
Melanoma Institute Australia · AUUniversity of Pittsburgh · USUPMC Hillman Cancer Center · US

Funding

VECTOR CORE FACILITYP30CA047904 · NCI · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI Jessie Nedrow · 1988 to 2026
$158.0M
Therapuetic Immune Targeting of EphA2 Expressed by Melanoma & Its Tumor-AssociateP50CA121973 · NCI · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI KIRKWOOD, JOHN MUNN · 2008 to 2018
$22.9M
Exploring and exploiting metabolic plasticity in regulatory T cellsDP2AI136598 · NIAID · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI DELGOFFE, GREG M. · 2017 to 2017
$2.3M
NCI NIH HHS P30 CA047904NCI NIH HHS P50 CA121973NIAID NIH HHS DP2 AI136598
6 · The paper itself

Abstract

The tumor microenvironment presents physical, immunologic, and metabolic barriers to durable immunotherapy responses. We have recently described roles for both T cell metabolic insufficiency as well as tumor hypoxia as inhibitory mechanisms that prevent T cell activity in murine tumors, but whether intratumoral T cell activity or response to immunotherapy varies between patients as a function of distinct metabolic profiles in tumor cells remains unclear. Here, we show that metabolic derangement can vary widely in both degree and type in patient-derived cell lines and in ex vivo analysis of patient samples, such that some cells demonstrate solely deregulated oxidative or glycolytic metabolism. Further, deregulated oxidative, but not glycolytic, metabolism was associated with increased generation of hypoxia upon implantation into immunodeficient animals. Generation of murine single-cell melanoma cell lines that lacked either oxidative or glycolytic metabolism showed that elevated tumor oxygen consumption was associated with increased T cell exhaustion and decreased immune activity. Moreover, melanoma lines lacking oxidative metabolism were solely responsive to anti-PD-1 therapy among those tested. Prospective analysis of patient sample immunotherapy revealed that oxidative, but not glycolytic, metabolism was associated with progression on PD-1 blockade. Our data highlight a role for oxygen as a crucial metabolite required for the tumor-infiltrating T cells to differentiate appropriately upon PD-1 blockade, and suggest that tumor oxidative metabolism may be a target to improve immunotherapeutic response.

Indexed as

ImmunotherapyAdultAgedAged, 80 and overAnimalsCell Line, TumorDisease Models, AnimalElectron Transport Complex IFemaleGlucoseGlucose Transporter Type 1GlycolysisHumansHypoxiaLymphocyte ActivationMaleElectron Transport Complex IGlucoseGlucose Transporter Type 1Ndufs4 protein, mousePDCD1 protein, humanProgrammed Cell Death 1 ReceptorSlc2a1 protein, mouseCancer immunotherapyGlucose metabolismImmunologyT cells

Identifiers

PMID30721155
PMCPMC6483505
OpenAlexW2913788177

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.