Evidence map›Paper›PMID 37545530›Full record

ArticleFrontiers in immunology2023

Lenvatinib improves anti-PD-1 therapeutic efficacy by promoting vascular normalization via the NRP-1-PDGFRβ complex in hepatocellular carcinoma.

Jieying Yang, Zhixing Guo, Mengjia Song, Qiuzhong Pan, Jingjing Zhao, Yue Huang, Yulong Han, Dijun Ouyang, Chaopin Yang, Hao Chen and 9 more

Abstract read
In one paragraph

Article in Frontiers in immunology, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing 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

30 citing papers in PubMed.

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  6. Renal toxicity during VEGF-pathway inhibition in cancer: a practical review of proteinuria, hypertension, and kidney-limited thrombotic microangiopathy.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2026
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  19. Divergent Functions of Rap1A and Rap1B in Endothelial Biology and Disease.International journal of molecular sciences · 2025
    Review
  20. 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

19 authors.

Jieying YangDepartment of Biotherapy, Sun Yat-sen University Cancer Center, Guangzhou, China.
Zhixing GuoCollaborative Innovation Center for Cancer Medicine, State Key Laboratory of Oncology in South China, Sun Yat-sen University Cancer Center, Guangzhou, China.
Mengjia SongDepartment of Biotherapy, Sun Yat-sen University Cancer Center, Guangzhou, China.
Qiuzhong PanDepartment of Biotherapy, Sun Yat-sen University Cancer Center, Guangzhou, China.
Jingjing ZhaoDepartment of Biotherapy, Sun Yat-sen University Cancer Center, Guangzhou, China.
Yue HuangDepartment of Oncology and Translational Medicine Center, The Second Affiliated Hospital, Guangzhou Medical University, Guangzhou, China.
Yulong HanGuangzhou Laboratory, Guangzhou, China.
Dijun OuyangDepartment of Biotherapy, Sun Yat-sen University Cancer Center, Guangzhou, China.
Chaopin YangDepartment of Biotherapy, Sun Yat-sen University Cancer Center, Guangzhou, China.
Hao ChenDepartment of Biotherapy, Sun Yat-sen University Cancer Center, Guangzhou, China.
Muping DiDepartment of Biotherapy, Sun Yat-sen University Cancer Center, Guangzhou, China.
Yan TangDepartment of Biotherapy, Sun Yat-sen University Cancer Center, Guangzhou, China.
Qian ZhuIntensive Care Unit, Sun Yat-sen University Cancer Center, Guangzhou, Guangdong, China.
Qijing WangDepartment of Biotherapy, Sun Yat-sen University Cancer Center, Guangzhou, China.
Yongqiang LiDepartment of Biotherapy, Sun Yat-sen University Cancer Center, Guangzhou, China.
Jia HeDepartment of Biotherapy, Sun Yat-sen University Cancer Center, Guangzhou, China.
Desheng WengDepartment of Biotherapy, Sun Yat-sen University Cancer Center, Guangzhou, China.
Tong XiangDepartment of Biotherapy, Sun Yat-sen University Cancer Center, Guangzhou, China.
JianChuan XiaDepartment of Biotherapy, Sun Yat-sen University Cancer Center, Guangzhou, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introduction: The limited response to immune checkpoint blockades (ICBs) in patients with hepatocellular carcinoma (HCC) highlights the urgent need for broadening the scope of current immunotherapy approaches. Lenvatinib has been shown a potential synergistic effect with ICBs. This study investigated the optimal method for combining these two therapeutic agents and the underlying mechanisms. Methods: The effect of lenvatinib at three different doses on promoting tissue perfusion and vascular normalization was evaluated in both immunodeficient and immunocompetent mouse models. The underlying mechanisms were investigated by analyzing the vascular morphology of endothelial cells and pericytes. The enhanced immune infiltration of optimal-dose lenvatinib and its synergistic effect of lenvatinib and anti-PD-1 antibody was further evaluated by flow cytometry and immunofluorescence imaging. Results: There was an optimal dose that superiorly normalized tumor vasculature and increased immune cell infiltration in both immunodeficient and immunocompetent mouse models. An adequate concentration of lenvatinib strengthened the integrity of human umbilical vein endothelial cells by inducing the formation of the NRP-1-PDGFRβ complex and activating the Crkl-C3G-Rap1 signaling pathway in endothelial cells. Additionally, it promoted the interaction between endothelial cells and pericytes by inducing tyrosine-phosphorylation in pericytes. Furthermore, the combination of an optimal dose of lenvatinib and an anti-PD-1 antibody robustly suppressed tumor growth. Conclusions: Our study proposes a mechanism that explains how the optimal dose of lenvatinib induces vascular normalization and confirms its enhanced synergistic effect with ICBs.

Indexed as

Antineoplastic AgentsCarcinoma, HepatocellularLiver NeoplasmsAnimalsDisease Models, AnimalEndothelial CellsHumansMicePhenylurea CompoundsQuinolinesAntineoplastic AgentslenvatinibPhenylurea CompoundsQuinolinesanti-PD-1hepatocellular carcinomaimmune infiltrationlenvatinibvascular normalization

Identifiers

PMID37545530
PMCPMC10400764

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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.