Fecal Microbiome Alterations in Colorectal Cancer: A Systematic Review of Compositional Changes and Microbial Biomarkers.

Microbiologyopen · 2026 · PMC13275328 · PMID 42310475

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showed a trendno p-value reported

Twenty‐seven studies showed a trend of increased Firmicutes in CRC cases, while 16 studies reported an increase in Firmicutes in controls, and 6 studies reported an increase in adenoma.

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