Where Faecalibacterium prausnitzii is reported
Also listed as: Commensal bacterium
| Condition | Direction | Compared against | Associated symptoms | Source |
|---|---|---|---|---|
| Long COVID | ↓ reduced | healthy controls | Butyrate production deficit | Baalbaki et al. 2025 |
Frequently asked questions
In which conditions is Faecalibacterium prausnitzii altered?
In the OSMF atlas Faecalibacterium prausnitzii is reported in Long COVID. It is reduced in 1 across 1 entries.
Is there a standard clinical test for Faecalibacterium prausnitzii?
The atlas entries for Faecalibacterium prausnitzii do not carry a LOINC code, which usually means the marker was measured with research assays or study-specific methods rather than a routine clinical panel.
Is one abnormal Faecalibacterium prausnitzii result diagnostic?
No single biomarker result is diagnostic of any of these conditions. Findings reflect group averages from published cohorts with substantial overlap between patients and controls.
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Last reviewed: 2026-06-29 · Browse: Biomarker Index · All marker pages · Biomarker Atlas
Disclaimer: Educational synthesis of peer-reviewed research; not medical advice. Findings are group-level and vary with study design. Discuss any result with a qualified clinician.