Evidence map›Paper›PMID 41174321›Full record

ArticleCardiovascular and interventional radiology2026

Injectable Multifunctional Hydrogel Consisted of Ultrasonic Marker and Immune Adjust Agent in Liver Tumor Ablation: Animal Experiment's Study.

Yuhan Shen, Shumin Fan, Bing Wang, Kun Zhao, Song Wang, Kun Yan, Bing He, Wei Yang

Abstract read
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In one paragraph

Article in Cardiovascular and interventional radiology, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Review
  2. 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

8 authors.

Yuhan Shen *Key Laboratory of Carcinogenesis and Translational Research (Ministry of Education /Beijing), Department of Ultrasound, Peking University Cancer Hospital and Institute, Peking University, 52 Fucheng Rd, Haidian District, Beijing, 100142, People's Republic of China.
Shumin Fan *Beijing Key Laboratory of Molecular Pharmaceutics and Drug Delivery Systems, School of Pharmaceutical Sciences, Peking University, 38 Xueyuan Rd, Haidian District, Beijing, 100191, People's Republic of China.
Bing WangKey Laboratory of Carcinogenesis and Translational Research (Ministry of Education /Beijing), Department of Ultrasound, Peking University Cancer Hospital and Institute, Peking University, 52 Fucheng Rd, Haidian District, Beijing, 100142, People's Republic of China.
Kun ZhaoKey Laboratory of Carcinogenesis and Translational Research (Ministry of Education /Beijing), Department of Ultrasound, Peking University Cancer Hospital and Institute, Peking University, 52 Fucheng Rd, Haidian District, Beijing, 100142, People's Republic of China.
Song WangKey Laboratory of Carcinogenesis and Translational Research (Ministry of Education /Beijing), Department of Ultrasound, Peking University Cancer Hospital and Institute, Peking University, 52 Fucheng Rd, Haidian District, Beijing, 100142, People's Republic of China.
Kun YanKey Laboratory of Carcinogenesis and Translational Research (Ministry of Education /Beijing), Department of Ultrasound, Peking University Cancer Hospital and Institute, Peking University, 52 Fucheng Rd, Haidian District, Beijing, 100142, People's Republic of China.
Bing HeBeijing Key Laboratory of Molecular Pharmaceutics and Drug Delivery Systems, School of Pharmaceutical Sciences, Peking University, 38 Xueyuan Rd, Haidian District, Beijing, 100191, People's Republic of China. hebingmumu@bjmu.edu.cn.
Wei YangKey Laboratory of Carcinogenesis and Translational Research (Ministry of Education /Beijing), Department of Ultrasound, Peking University Cancer Hospital and Institute, Peking University, 52 Fucheng Rd, Haidian District, Beijing, 100142, People's Republic of China. 13681408183@163.com.ORCID http://orcid.org/0000-0003-1190-8068

Funding

Beijing natural science foundation of China 7222020Capital Medical Development Program 2024-2-2157National Natural Science Foundation of China 82472002
6 · The paper itself

Abstract

purposeA simple and real-time method for the direct and precise identification of safety margins is needed in ultrasound (US)-guided radiofrequency ablation (RFA). Additionally, modulation of the post-ablation immunosuppressive microenvironment is required. The aim of this study was to develop an injectable, ultrasound-visible and immunoregulatory hydrogel for ultrasonic monitoring and adjuvant immune regulation in liver tumor ablation.

methodsThe experiment was performed in 2 steps. Step 1-The US visibility and stability of the markers were evaluated in vitro in bovine livers, followed by in vivo animal test in beagles. Step 2-Evaluation of the antitumoral effect after RFA of the specific US marker F127-MB@MSA-2, which has immunomodulating properties, in murine in vivo animal tumor models.

resultsIn step 1, 24 candidate materials were tested for ultrasound visualization in bovine liver. Among these, air, 5 mm metal stick, Pluronic F127 hydrogel microbubbles (F127-MB), polyglycolic acid (PGA) absorbable sutures, ultrasonic couplant, and calcium alginate demonstrated clear ultrasonic visibility and enduring stability in vitro and in vivo. In step 2, the antitumoral effect of F127-MB@MSA-2 after incomplete RFA was demonstrated in murine H22 and CT26 tumor models. Tumor Flow cytometry and immunofluorescence staining revealed that F127-MB@MSA-2 gel reduced the infiltration of tumor-promoting cells, while it increased the proportion of CD8

conclusionUsing animal models, we demonstrated the feasibility of US-guided administration of the multifunctional gel (F127-MB@MSA-2) prior to RFA, which helped to accurately ablate tumors and increase the anti-tumor effect.

Indexed as

HydrogelsLiver NeoplasmsRadiofrequency AblationUltrasonography, InterventionalAnimalsCattleContrast MediaDisease Models, AnimalDogsInjectionsMiceMicrobubblesContrast MediaHydrogelsImmunomodulationInjectable hydrogelLiver tumorRadiofrequency ablationUltrasonic localization markers

Identifiers

PMID41174321

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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.