Evidence map›Paper›PMID 39945298›Full record

ArticleOncoimmunology2025

The pancreatic tumor microenvironment of treatment-naïve patients causes a functional shift in γδ T cells, impairing their anti-tumoral defense.

Elena Lo Presti, Francesca Cupaioli, Daniela Scimeca, Elettra Unti, Vincenzo Di Martino, Rossella Daidone, Michele Amata, Nunzia Scibetta, Erinn Soucie, Serena Meraviglia and 5 more

Abstract read
In one paragraph

Article in Oncoimmunology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. γδ T cells and cancer.The Journal of clinical investigation · 2026
    Review
  2. Article
  3. [Indolent γδT-cell clone in Felty syndrome: a case report and literature review].Zhonghua xue ye xue za zhi = Zhonghua xueyexue zazhi · 2026
    Review
  4. Study of serum tumor markers in the early diagnosis of pancreatic cancer.World journal of gastrointestinal oncology · 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

15 authors.

Elena Lo PrestiNational Research Council of Italy (CNR), Institute for Biomedical Research and Innovation (IRIB), Palermo, Italy.ORCID 0000-0001-5401-4545
Francesca CupaioliNational Research Council of Italy, Bioinformatics Research Unit, Institute for Biomedical Technologies Segrate, Milan, Italy.
Daniela ScimecaGastroenterology and Endoscopy Unit, Arnas Civico Di Cristina Benfratelli Hospital, Palermo, Italy.
Elettra Unti'Anatomic-pathology Unit, Arnas Civico Di Cristina Benfratelli Hospital, Palermo, Italy.
Vincenzo Di MartinoImmunohaematology and Transfusion Medicine Unit, Imperia Hospital ASL1 Imperiese, Imperia, Italy.
Rossella DaidoneCancer Research Center of Marseille (CRCM), INSERM, CNRS, Aix-Marseille University, Marseille, France.
Michele AmataGastroenterology and Endoscopy Unit, Arnas Civico Di Cristina Benfratelli Hospital, Palermo, Italy.
Nunzia Scibetta'Anatomic-pathology Unit, Arnas Civico Di Cristina Benfratelli Hospital, Palermo, Italy.
Erinn SoucieCancer Research Center of Marseille (CRCM), INSERM, CNRS, Aix-Marseille University, Marseille, France.
Serena MeravigliaCentral Laboratory of Advanced Diagnosis and Biomedical Research (CLADIBIOR), University of Palermo, Palermo, Italy.
Juan IovannaCancer Research Center of Marseille (CRCM), INSERM, CNRS, Aix-Marseille University, Marseille, France.
Nelson DusettiCancer Research Center of Marseille (CRCM), INSERM, CNRS, Aix-Marseille University, Marseille, France.
Andrea De GaetanoNational Research Council of Italy (CNR), Institute for Biomedical Research and Innovation (IRIB), Palermo, Italy.
Ivan MerelliNational Research Council of Italy, Bioinformatics Research Unit, Institute for Biomedical Technologies Segrate, Milan, Italy.
Roberto Di MitriGastroenterology and Endoscopy Unit, Arnas Civico Di Cristina Benfratelli Hospital, Palermo, Italy.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Pancreatic ductal adenocarcinoma (PDAC) presents a unique challenge for researchers due to its late diagnosis caused by vague symptoms and lack of early detection markers. Additionally, PDAC is characterized by an immunosuppressive microenvironment (TME), making it a difficult tumor to treat. While γδ T cells have shown potential for anti-tumor activity, conflicting studies exist regarding their effectiveness in pancreatic cancer. This study aims to explore the hypothesis that the PDAC TME hinders the anti-tumor capabilities of γδ T cells through blockade of cytotoxic functions. For this reason, we chose to enroll PDAC treatment-naive patients to avoid the possibility of therapy modifying the TME. By flow cytometry, our research findings indicate that the presence of γδ T cells among CD45+ cells in tumor tissue is lower compared to CD66+ cells, but higher than in blood. Circulating Vδ1 T cells exhibit a terminal effector memory phenotype (TEMRA) more than Vδ2 T cells. Interestingly, Vδ1 and Vδ2 T cells appear to be more prevalent at different stages of tumor development. In our

Indexed as

Carcinoma, Pancreatic DuctalIntraepithelial LymphocytesPancreatic NeoplasmsReceptors, Antigen, T-Cell, gamma-deltaTumor MicroenvironmentAgedFemaleHumansLymphocytes, Tumor-InfiltratingMaleMiddle AgedReceptors, Antigen, T-Cell, gamma-deltaFine-needle biopsiesgamma delta T cellsimmune checkpointsimmunotherapypatient derived organoidsPDAC

Identifiers

PMID39945298
PMCPMC11834455

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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.