Evidence map›Paper›PMID 40983342›Full record

ArticleJournal for immunotherapy of cancer2025

Lactylation-driven MVP upregulation boosts immunotherapy resistance by inhibiting PD-L1 degradation in hepatocellular carcinoma.

Shuang Liu, Yihui Pan, Wenjian Liu, Xiaoyun Bu, Ruonan Shao, Qi Wang, Jun Wu, Chen Wu, Wenwei Hu, Jun Xu and 2 more

Abstract read
In one paragraph

Article in Journal for immunotherapy of cancer, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing 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

20 citing papers in PubMed.

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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

12 authors.

Shuang Liu *Department of Oncology, Third Affiliated Hospital of Soochow University, Changzhou, Jiangsu, China.ORCID http://orcid.org/0000-0002-6647-6197
Yihui Pan *Department of Urology, Third Affiliated Hospital of Soochow University, Changzhou, Jiangsu, China.ORCID http://orcid.org/0009-0008-3221-953X
Wenjian Liu *Sun Yat-sen University Cancer Center, Guangzhou, China.ORCID http://orcid.org/0009-0005-6388-7758
Xiaoyun BuDepartment of Colorectal Surgery, Hunan Cancer Hospital, Changsha, Hunan, China.ORCID http://orcid.org/0000-0001-6455-1774
Ruonan ShaoSun Yat-sen University Cancer Center, Guangzhou, China.ORCID http://orcid.org/0000-0002-5566-1848
Qi WangDepartment of Oncology, Third Affiliated Hospital of Soochow University, Changzhou, Jiangsu, China.
Jun WuDepartment of Oncology, Third Affiliated Hospital of Soochow University, Changzhou, Jiangsu, China.
Chen WuDepartment of Oncology, Third Affiliated Hospital of Soochow University, Changzhou, Jiangsu, China.
Wenwei HuDepartment of Oncology, Third Affiliated Hospital of Soochow University, Changzhou, Jiangsu, China.
Jun XuDepartment of Oncology, Third Affiliated Hospital of Soochow University, Changzhou, Jiangsu, China.
Changping WuDepartment of Oncology, Third Affiliated Hospital of Soochow University, Changzhou, Jiangsu, China.
Jingting JiangDepartment of Tumor Biological Treatment, Third Affiliated Hospital of Soochow University, Changzhou, Jiangsu, China jiangjingting@suda.edu.cn.ORCID http://orcid.org/0000-0002-3128-9762

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundHepatocellular carcinoma (HCC) is a prevalent malignancy and the third leading cause of cancer-related mortality worldwide. Immune checkpoint inhibitors (ICIs) have emerged as first-line therapies for advanced HCC, substantially improving clinical outcomes. However, resistance to ICIs remains a major therapeutic challenge. Lactylation, a recently identified post-translational modification, has been implicated in tumor progression, although its role in ICIs resistance in HCC remains unclear.

methodsCytotoxicity assays, flow cytometry and orthotopic HCC mouse model were used to evaluate the effects of lactylation in remodeling the immune microenvironment. Chromatin immunoprecipitation sequencing and RNA sequencing were employed to identify lactylation-regulated gene profiles. Programmed cell death-ligand 1 (PD-L1) protein degradation was assayed by cycloheximide-chase analysis and ubiquitination assay. Interactions between major vault protein (MVP) and β-transducin repeat-containing protein (β-TrCP) were analyzed by co-immunoprecipitation experiments. Site-directed mutagenesis and truncation mutants were designed to determine binding sites of MVP-β-TrCP complex.

resultsElevated lactylation correlates with poor prognosis and ICIs resistance in patients with HCC. Inhibition of lactylation enhances CD8

conclusionsOur findings demonstrate that histone lactylation promotes ICIs resistance via MVP-dependent PD-L1 stabilization. Therefore, targeting lactylation in combination with programmed cell death protein-1/PD-L1 blockade offers a promising strategy to overcome immunotherapy resistance in HCC.

Indexed as

B7-H1 AntigenCarcinoma, HepatocellularDrug Resistance, NeoplasmImmune Checkpoint InhibitorsImmunotherapyLiver NeoplasmsAnimalsCell Line, TumorHumansMiceUp-RegulationB7-H1 AntigenCD274 protein, humanImmune Checkpoint InhibitorsHepatocellular CarcinomaImmune Checkpoint InhibitorImmunotherapyTumor microenvironment - TME

Identifiers

PMID40983342
PMCPMC12458742

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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.