Evidence map›Paper›PMID 40511826›Full record

ArticleAnti-cancer agents in medicinal chemistry2026

Determination of PD-L1 Expression in Circulating Tumor Cells of Hypopharyngeal and Laryngeal Cancers and Correlation with Tissue Detection.

Chen Li, Hongyu Zhu, Qin Lin, Wei Chen, Xiaoting Huang, Desheng Wang

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Article in Anti-cancer agents in medicinal chemistry, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

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1citing papers in PubMed
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1 · What the graph read from it

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3 · Its place in the literature

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1 citing paper in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

6 authors.

Chen LiDepartment of Otolaryngology, Fujian Medical University Union Hospital, Fuzhou, China.
Hongyu ZhuDepartment of Otolaryngology, Fujian Medical University Union Hospital, Fuzhou, China.
Qin LinDepartment of Otolaryngology, Fujian Medical University Union Hospital, Fuzhou, China.
Wei ChenDepartment of Otolaryngology, Fujian Medical University Union Hospital, Fuzhou, China.
Xiaoting HuangDepartment of Otolaryngology, Fujian Medical University Union Hospital, Fuzhou, China.
Desheng WangDepartment of Otolaryngology, Fujian Medical University Union Hospital, Fuzhou, China.

Funding

Double high-level medical institution construction fund of Fujian Province 2021-76Fujian Provincial Health Technology Project 2021GGA017Natural Science Foundation of Fujian Province 2021J01784
6 · The paper itself

Abstract

backgroundPD-L1 plays a pivotal role as an immunoregulatory checkpoint within the immune system, exerting a critical influence on the internal functioning and survival mechanisms of cancer cells. Our study aimed to elucidate the clinical significance of PD-L1 expression in circulating tumor cells (CTCs) derived from individuals afflicted with Hypopharyngeal and Laryngeal Cancers (HLC).

objectiveTo verify the relationship between the expression of PD-L1 in CTCs in HLC and the consistency in tissue and the preliminary clinical application.

methodsA laboratory-based experimental study was carried out at Fujian Medical University Union Hospital. CTCs were identified using an immunomagnetic positive sorting methodology. Simultaneous detection was conducted on the CTC levels among PD-L1 positive patients, aiming to ascertain the dynamic relationship between real-time CTC fluctuations and the clinicopathological indices of the patients. This investigation encompassed a cohort of 38 individuals, wherein PD-L1 expression analysis was executed to delineate CTC variations in PD-L1- positive patients.

resultsThe constructed immunolipid magnetic nano-beads demonstrated pronounced efficacy in capturing CTCs, and the lipid nanoparticles exhibited noteworthy capture efficiency coupled with minimal cytotoxic effects. The assessment of PD-L1 expression consistency between CTCs and tissue specimens revealed a substantial agreement surpassing 70%. Furthermore, inhibition of PD-L1 yielded a significant elevation in the cytokine TNF- α levels, accompanied by a concomitant reduction in IL-10 levels.

conclusionThe CTC sorting system devised in this investigation boasts attributes of remarkable specificity and sensitivity. By virtue of PD-L1 expression analysis, it holds the potential to offer instructive implications for tailoring individualized treatments in clinical scenarios.

Indexed as

B7-H1 AntigenHypopharyngeal NeoplasmsLaryngeal NeoplasmsNeoplastic Cells, CirculatingAgedFemaleHumansMaleMiddle AgedB7-H1 AntigenCD274 protein, humanCTCsgenomic mutations.Hypopharyngeal and laryngeal cancersimmunotherapyPD-L1tumorigenesis

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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.