Evidence map›Paper›PMID 39511147›Full record

ArticleCell death & disease2024

PD-L2 of tumor-derived exosomes mediates the immune escape of cancer cells via the impaired T cell function.

Tongfeng Liu, Shuwen Cheng, Bo Peng, Haojing Zang, Xiaofeng Zhu, Xuetong Wang, Xujie Zhao, Yinmin Gu, Yongbo Pan, Hongbo Hu and 1 more

Abstract read
In one paragraph

Article in Cell death & disease, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing 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

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

  1. Pooled it
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  10. Strategies to target PD-1/PD-L1 in the tumor microenvironment.Cellular oncology (Dordrecht, Netherlands) · 2026
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  20. The influence ofFrontiers in immunology · 2025
    Article
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.

Tongfeng LiuMedical College, Guizhou University, Guiyang, China.
Shuwen ChengZhongda Hospital, School of Life Sciences and Technology, Advanced Institute for Life and Health, Southeast University, Nanjing, China.
Bo PengZhongda Hospital, School of Life Sciences and Technology, Advanced Institute for Life and Health, Southeast University, Nanjing, China.
Haojing ZangZhongda Hospital, School of Life Sciences and Technology, Advanced Institute for Life and Health, Southeast University, Nanjing, China.
Xiaofeng ZhuMedical College, Guizhou University, Guiyang, China.ORCID 0009-0000-1745-2271
Xuetong WangZhongda Hospital, School of Life Sciences and Technology, Advanced Institute for Life and Health, Southeast University, Nanjing, China.
Xujie ZhaoZhongda Hospital, School of Life Sciences and Technology, Advanced Institute for Life and Health, Southeast University, Nanjing, China.
Yinmin GuZhongda Hospital, School of Life Sciences and Technology, Advanced Institute for Life and Health, Southeast University, Nanjing, China.ORCID 0000-0001-9825-5447
Yongbo PanZhongda Hospital, School of Life Sciences and Technology, Advanced Institute for Life and Health, Southeast University, Nanjing, China.
Hongbo HuCenter for Immunology and Hematology, Department of Biotherapy and Cancer Center, State Key Laboratory of Biotherapy, West China Hospital, Sichuan University, Chengdu, China. hongbohu@scu.edu.cn.ORCID 0000-0002-8177-7641
Shan GaoZhongda Hospital, School of Life Sciences and Technology, Advanced Institute for Life and Health, Southeast University, Nanjing, China. gaos@sibet.ac.cn.ORCID 0000-0003-0262-4549

Funding

China Postdoctoral Science Foundation 2023M730741National Natural Science Foundation of China (National Science Foundation of China) 32230036 and 82025002National Natural Science Foundation of China (National Science Foundation of China) 82025029, 82150114
6 · The paper itself

Abstract

The function of PD-1/PD-L1 axis have been intensively studied for immune escape of various cancers. However, the underlying function of PD-L2 remains poorly understood. Here, we demonstrate that PD-L2 is majorly expressed in exosomes with surface localization by clear cell renal cell carcinoma (ccRCC) cells. Tumor cell-derived exosome PD-L2 (TDE-PD-L2) exhibits high expression compared with TDE-PD-L1 in various cancers. In the absence of adaptive immune, TDE-PD-L2 suppresses tumor growth and metastasis. Under immune competence condition, TDE-PD-L2 is hijacked by immune cells in a PD-1-dependent manner to systematically dampen function of T cells via the increased proportion of the regulatory T cells and the decreased proportion of cytotoxic CD8

Indexed as

Carcinoma, Renal CellExosomesKidney NeoplasmsProgrammed Cell Death 1 Ligand 2 ProteinTumor EscapeAnimalsB7-H1 AntigenCD8-Positive T-LymphocytesCell Line, TumorHumansLymphocytes, Tumor-InfiltratingMiceProgrammed Cell Death 1 ReceptorT-LymphocytesT-Lymphocytes, RegulatoryB7-H1 AntigenPDCD1LG2 protein, humanProgrammed Cell Death 1 Ligand 2 ProteinProgrammed Cell Death 1 Receptor

Identifiers

PMID39511147
PMCPMC11544247

What OpenQuestion holds

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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.