Evidence map›Paper›PMID 39937879›Full record

ArticleScience translational medicine2025

Tumor extracellular vesicle-derived PD-L1 promotes T cell senescence through lipid metabolism reprogramming.

Feiya Ma, Xia Liu, Yuanqin Zhang, Yan Tao, Lei Zhao, Hazar Abusalamah, Cody Huffman, R Alex Harbison, Sidharth V Puram, Yuqi Wang and 1 more

Abstract read
In one paragraph

Article in Science translational medicine, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 55 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
55citing papers in PubMed, 1 pooled it
–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

55 citing papers in PubMed, 1 synthesis or guideline pooled it.

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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

11 authors.

Feiya MaDivision of Infectious Diseases, Allergy & Immunology and Department of Internal Medicine, Saint Louis University School of Medicine, Saint Louis, MO 63104, USA.ORCID 0009-0009-8472-4527
Xia LiuDepartment of Otolaryngology-Head and Neck Surgery, Washington University School of Medicine, Saint Louis, MO 63110, USA.ORCID 0000-0002-5372-1245
Yuanqin ZhangDepartment of Otolaryngology-Head and Neck Surgery, Washington University School of Medicine, Saint Louis, MO 63110, USA.ORCID 0009-0007-6292-892X
Yan TaoDepartment of Otolaryngology-Head and Neck Surgery, Washington University School of Medicine, Saint Louis, MO 63110, USA.
Lei ZhaoDepartment of Otolaryngology-Head and Neck Surgery, Washington University School of Medicine, Saint Louis, MO 63110, USA.ORCID 0000-0002-8367-3045
Hazar AbusalamahDepartment of Otolaryngology-Head and Neck Surgery, Washington University School of Medicine, Saint Louis, MO 63110, USA.
Cody HuffmanDepartment of Otolaryngology-Head and Neck Surgery, Washington University School of Medicine, Saint Louis, MO 63110, USA.ORCID 0009-0003-4871-6171
R Alex HarbisonDepartment of Otolaryngology-Head and Neck Surgery, Washington University School of Medicine, Saint Louis, MO 63110, USA.
Sidharth V PuramDepartment of Otolaryngology-Head and Neck Surgery, Washington University School of Medicine, Saint Louis, MO 63110, USA.ORCID 0000-0003-3543-889X
Yuqi WangDepartment of Biology, Saint Louis University, St. Louis, MO 63103, USA.ORCID 0000-0002-9793-6002
Guangyong PengDivision of Infectious Diseases, Allergy & Immunology and Department of Internal Medicine, Saint Louis University School of Medicine, Saint Louis, MO 63104, USA.ORCID 0000-0001-7268-0234

Funding

Metabolic Control of T Cell Senescence in Pathogenesis and Immunotherapy of Alzheimer's DiseaseR01AG078822 · NIA · WASHINGTON UNIVERSITY · PI Guangyong Peng · 2022 to 2026
$1.9M
Gamma/Delta Treg Cells and Human Breast CancerR01CA184379 · NCI · SAINT LOUIS UNIVERSITY · PI PENG, GUANGYONG · 2015 to 2019
$1.7M
Targeting T Cell Senescence and Dysfunction for Anti-tumor ImmunityR01CA242188 · NCI · WASHINGTON UNIVERSITY · PI Guangyong Peng · 2020 to 2026
$1.7M
Metabolic Control of Innate and Adaptive Immunity in Breast CancerR01CA237149 · NCI · WASHINGTON UNIVERSITY · PI Guangyong Peng · 2020 to 2026
$1.7M
Excessive lipid metabolism in T cell senescence and immunosuppressionR01AI173260 · NIAID · WASHINGTON UNIVERSITY · PI Guangyong Peng · 2023 to 2026
$1.6M
Role of Senescent T cells in Alzheimer's DiseaseR21AG067441 · NIA · WASHINGTON UNIVERSITY · PI PENG, GUANGYONG · 2020 to 2020
$417k
Function and Regulation of a Novel Membrane-Associated Deubiquitinating EnzymeR15GM141652 · NIGMS · SAINT LOUIS UNIVERSITY · PI WANG, YUQI · 2021 to 2023
$397k
Novel Function and Regulation of G alpha ProteinR15GM128047 · NIGMS · SAINT LOUIS UNIVERSITY · PI WANG, YUQI · 2018 to 2018
$303k
NCI NIH HHS R01 CA184379NCI NIH HHS R01 CA237149NCI NIH HHS R01 CA242188NIAID NIH HHS R01 AI173260NIA NIH HHS R01 AG078822NIA NIH HHS R21 AG067441NIGMS NIH HHS R15 GM128047NIGMS NIH HHS R15 GM141652
6 · The paper itself

Abstract

The limited success of cancer immunotherapy has posed challenges in treating patients with cancer. However, promising strides could be made with a deeper understanding of the factors that cause T cell dysfunction within the tumor microenvironment and by developing effective strategies to counteract tumor-induced immune suppression. Here, we report that tumor-derived extracellular vesicles (tEVs) can induce senescence and suppression in T cells. Programmed death ligand 1 (PD-L1), a key component within tEVs, induced DNA damage and hyperactive lipid metabolism in both human and mouse T cells. This caused an elevated expression of lipid metabolic enzymes and an increase in cholesterol and lipid droplet formation, leading to cellular senescence. At a molecular level, PD-L1 derived from tEVs activated the cAMP-response element binding protein (CREB) and signal transducer and activator of transcription (STAT) signaling, which promoted lipid metabolism and facilitated senescence in human and mouse T cells. Inhibiting EV synthesis in tumors or blocking CREB signaling, cholesterol synthesis, and lipid droplet formation in effector T cells averted the tEV-mediated T cell senescence in vitro and in vivo in cell adoptive transfer and melanoma mouse models. The same treatments also bolstered the antitumor efficacy of adoptive transfer T cell therapy and anti-PD-L1 checkpoint immunotherapy in both human and mouse melanoma models. These studies identified mechanistic links between tumor-mediated immune suppression and potential immunotherapy resistance, and they provide new strategies for cancer immunotherapy.

Indexed as

B7-H1 AntigenCellular SenescenceExtracellular VesiclesLipid MetabolismT-LymphocytesAnimalsCell Line, TumorCyclic AMP Response Element-Binding ProteinHumansImmunotherapyMetabolic ReprogrammingMiceMice, Inbred C57BLSignal TransductionT-Cell SenescenceTumor MicroenvironmentB7-H1 AntigenCD274 protein, humanCyclic AMP Response Element-Binding Protein

Identifiers

PMID39937879
PMCPMC12063564

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Registered trials

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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.