Evidence map›Paper›PMID 40787471›Full record

ReviewFrontiers in immunology2025

Research progress on mechanisms of tumor immune microenvironment and gastrointestinal resistance to immunotherapy: mini review.

Zheng Zhang, Yangping Wu

Abstract readReview
In one paragraph

Review in Frontiers in immunology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

11 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

2 authors.

Zheng ZhangDivision of Liver Surgery, Department of General Surgery and Laboratory of Liver Surgery, West China Hospital, Sichuan University, Chengdu, Sichuan, China.
Yangping WuDepartment of Pulmonary and Critical Care Medicine, Targeted Tracer Research and Development Laboratory, Institute of Respiratory Health, Frontiers Science Center for Disease-related Molecular Network, Precision Medicine Key Laboratory of Sichuan Province and Precision Medicine Research Center, West China Hospital, Sichuan University, Chengdu, Sichuan, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Gastrointestinal (GI) tumors present a major clinical challenge due to complex immune evasion mechanisms and generally poor responses to immunotherapy. Tumor immune microenvironment (TIME) is a critical determinant of immunotherapy resistance. Immunosuppressive cell populations such as regulatory T cells, M2-polarized tumor-associated macrophages, and cancer-associated fibroblasts, together with aberrant cytokine networks and mechanical stress in the tumor stroma, cooperate to exclude T-cell infiltration and induce T-cell exhaustion, thereby undermining the efficacy of immune checkpoint inhibitors. In addition, TIME-driven signaling pathway activation and epigenetic reprogramming further reinforce immune escape and therapeutic failure. Recent advances in single-cell and spatial transcriptomic technologies have greatly improved our understanding of these processes. Meanwhile, strategies including multi-target combination immunotherapies, epigenetic modulators, mRNA vaccines, and gut microbiota interventions are under active investigation to reverse resistance and remodel the TIME. This mini review summarizes the multifaceted mechanisms of immunotherapy resistance in GI tumors and discusses the potential of emerging therapeutic strategies to improve clinical outcomes.

Indexed as

Drug Resistance, NeoplasmGastrointestinal NeoplasmsImmunotherapyTumor MicroenvironmentAnimalsHumansImmune Checkpoint InhibitorsTumor EscapeImmune Checkpoint Inhibitorscombination therapygastrointestinal tumorsimmune checkpoint inhibitorsimmunotherapy resistancemRNA vaccinestumor immune microenvironment

Identifiers

PMID40787471
PMCPMC12331752

What OpenQuestion holds

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LicenceCC BY
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Registered trials

None linked

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.