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Narrative Review Explores Alistipes Genus Role in Inflammatory and Cancers

Narrative Review Explores Alistipes Genus Role in Inflammatory and Cancers
Photo by Brett Jordan / Unsplash
Key Takeaway
Consider Alistipes as an emerging area of research, but evidence is too preliminary for clinical application.

This is a narrative review that examines the role of the Alistipes genus and its metabolites across several conditions, including inflammatory bowel diseases, digestive cancer, lung cancer, prostate cancer, and bladder cancer. The authors synthesize available evidence from human studies, though specific study designs, sample sizes, and settings are not detailed.

The review discusses potential mechanisms by which Alistipes may influence disease pathogenesis, focusing on its metabolites. The authors emphasize prospects for potential clinical value in diagnostics and therapeutics, suggesting that Alistipes could serve as a biomarker or therapeutic target.

However, the review does not report pooled effect sizes, primary outcomes, or comparator data, reflecting its narrative rather than systematic or meta-analytic approach. Limitations are not explicitly stated, but the absence of quantitative synthesis and reliance on observational data warrant cautious interpretation.

For clinicians, the review provides a broad overview of emerging research on Alistipes but does not offer actionable clinical recommendations. The evidence is preliminary, and further rigorous studies are needed to establish causality and clinical utility.

Study Details

Study typeSystematic review
EvidenceLevel 1
PublishedMay 2026
View Original Abstract ↓
Alistipes, a bacterial genus under phylum Bacteroidetes, widely colonizes the gut. Since the first report of Alistipes in 2003, 13 species and 3 subspecies have been successfully isolated and identified from human feces, urine, appendiceal lesions, and rectal abscesses. Alistipes was reported to enhance the efficacy of immunotherapies in cancer treatment, while the detailed descriptions of other biological functions of this bacterium are lacking. This review summarizes the roles and potential mechanisms of Alistipes and its metabolites in inflammatory bowel diseases, digestive cancer, lung cancer, prostate and bladder cancer, and aging. Based on existing research, this narrative review provides a conceptual framework and emphasizes prospects for potential clinical value in diagnostics and therapeutics.
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