Evidence map›Paper›PMID 41154465›Full record

ReviewAntioxidants (Basel, Switzerland)2025

Host-Derived Reactive Oxygen Species in the Gut Epithelium: Defence Mechanism and Target of Bacterial Subversion.

Pranaya Kansakar, Subhadeep Gupta, Amirul Islam Mallick, Brendan W Wren, Ezra Aksoy, Abdi Elmi, Ozan Gundogdu

Abstract readReview
In one paragraph

Review in Antioxidants (Basel, Switzerland), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 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

7 authors.

Pranaya KansakarFaculty of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, London WC1E 7HT, UK.
Subhadeep GuptaFaculty of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, London WC1E 7HT, UK.ORCID 0000-0002-2407-2741
Amirul Islam MallickDepartment of Biological Sciences, Indian Institute of Science Education and Research Kolkata, Mohanpur, Nadia 741246, West Bengal, India.ORCID 0000-0002-2265-9856
Brendan W WrenFaculty of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, London WC1E 7HT, UK.ORCID 0000-0002-6140-9489
Ezra AksoyCenter for Biochemical Pharmacology, William Harvey Research Institute, Barts and the London School of Medicine and Dentistry, Queen Mary University of London, London EC1M 6BQ, UK.ORCID 0000-0002-6962-1572
Abdi ElmiFaculty of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, London WC1E 7HT, UK.ORCID 0000-0001-5552-9217
Ozan GundogduFaculty of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, London WC1E 7HT, UK.ORCID 0000-0002-3550-0545

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Host physical, chemical, and immune responses constitute well-established defences against bacterial invasion. Recent studies have highlighted the critical role of cellular mechanisms, particularly the production of reactive oxygen species (ROS) in antibacterial defence. This review focuses on ROS generation by mammalian intestinal epithelial cells (IECs) and investigates whether ROS production is host-driven to eliminate bacteria or manipulated by bacteria to suppress or exploit ROS for enhanced internalisation. We examine the activation mechanisms of the NADPH oxidase (NOX) enzyme complex and the resulting ROS production in IECs, which, unlike professional phagocytes, lack the ability to engulf bacteria. The downstream effects of NOX-mediated ROS signalling are discussed in detail. Additionally, we explore the dynamic interplay between host and pathogen, with particular attention to how bacterial infection may disrupt or hijack host NOX-mediated ROS responses. The review concludes with key experimental considerations and outlines future directions in this evolving field. Overall, we present ROS as a double-edged sword, an essential antimicrobial effector that is also susceptible to bacterial subversion, highlighting its potential as a target in novel antimicrobial strategies.

Indexed as

enteric pathogenshost–pathogen interactionNOXreactive oxygen species (ROS)

Identifiers

PMID41154465
PMCPMC12561373

What OpenQuestion holds

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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.