preclinical_heavy
Preclinical evidence exceeds central human evidence. Interpret translational relevance cautiously.
supportedmidhigh inflation risk
Bacteroides ovatus
inflammatory bowel disease
Bacteroides ovatus has meaningful literature visibility in inflammatory bowel disease, but the current evidence mix suggests a substantial risk of overclaiming.
Bacteroides ovatus shows a moderate evidence base in inflammatory bowel disease, with multiple central papers and additional supporting literature.
bacteroides_ovatus
Credibility score
40
Human translation
2/5
Reproducibility
3/5
Novelty
3/5
Actionability
3/5
Credibility 40Human translation 2/5Reproducibility 3/5Novelty 3/5Actionability 3/5
Why this scores the way it does
- moderate central evidence base
- substantial preclinical support
Main caveats
- preclinical evidence outweighs human evidence
- retrieval noise or disease-specificity issues may remain
Internal review flags
1 flagsPrimary central evidence
12 papersBacteroides ovatus as the predominant commensal intestinal microbe causing a systemic antibody response in inflammatory bowel disease.
2002Clinical and diagnostic laboratory immunology
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Characterization of a metal-independent CAZy family 6 glycosyltransferase from Bacteroides ovatus.
2009The Journal of biological chemistry
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Temporal bacterial community dynamics vary among ulcerative colitis patients after fecal microbiota transplantation.
2013The American journal of gastroenterology
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Expansion of Bacteriophages Is Linked to Aggravated Intestinal Inflammation and Colitis.
2019Cell host & microbe
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Bacteroides-Derived Sphingolipids Are Critical for Maintaining Intestinal Homeostasis and Symbiosis.
2019Cell host & microbe
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Enterotoxigenic Bacteroidesfragilis Promotes Intestinal Inflammation and Malignancy by Inhibiting Exosome-Packaged miR-149-3p.
2021Gastroenterology
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Immunoglobulin subtype-coated bacteria are correlated with the disease activity of inflammatory bowel disease.
2021Scientific reports
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Multi-omics analyses of the ulcerative colitis gut microbiome link Bacteroides vulgatus proteases with disease severity.
2022Nature microbiology
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Patients With Inflammatory Bowel Disease Show IgG Immune Responses Towards Specific Intestinal Bacterial Genera.
2022Frontiers in immunology
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Inflammatory bowel disease biomarkers revealed by the human gut microbiome network.
2023Scientific reports
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Bacteroides fragilis Toxin Suppresses METTL3-Mediated m6A Modification in Macrophage to Promote Inflammatory Bowel Disease.
2025Journal of Crohn's & colitis
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Multi-omics integration reveals functional signatures of gut microbiome in atherosclerosis.
2025Gut microbes
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Preclinical supporting evidence
20 papersTreatment of colitis with a commensal gut bacterium engineered to secrete human TGF-β1 under the control of dietary xylan 1.
2011Inflammatory bowel diseases
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Novel xylan-controlled delivery of therapeutic proteins to inflamed colon by the human anaerobic commensal bacterium.
2013Annals of the Royal College of Surgeons of England
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Diet rapidly and reproducibly alters the human gut microbiome.
2014Nature
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Indoleacrylic Acid Produced by Commensal Peptostreptococcus Species Suppresses Inflammation.
2017Cell host & microbe
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Bacteroides ovatus ATCC 8483 monotherapy is superior to traditional fecal transplant and multi-strain bacteriotherapy in a murine colitis model.
2019Gut microbes
Disease-relevant preclinical or model-based paper useful as supporting evidence.
The Crohn's disease polymorphism, ATG16L1 T300A, alters the gut microbiota and enhances the local Th1/Th17 response.
2019eLife
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Fecal Microbiota Transplantation (FMT) Alleviates Experimental Colitis in Mice by Gut Microbiota Regulation.
2020Journal of microbiology and biotechnology
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Luteolin alleviates inflammation and modulates gut microbiota in ulcerative colitis rats.
2021Life sciences
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Icariin Inhibits Intestinal Inflammation of DSS-Induced Colitis Mice Through Modulating Intestinal Flora Abundance and Modulating p-p65/p65 Molecule.
2021The Turkish journal of gastroenterology : the official journal of Turkish Society of Gastroenterology
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Discovery of bioactive microbial gene products in inflammatory bowel disease.
2022Nature
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Amelioration of Colitis by a Gut Bacterial Consortium Producing Anti-Inflammatory Secondary Bile Acids.
2023Microbiology spectrum
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Faecalibacterium prausnitzii, Bacteroides faecis and Roseburia intestinalis attenuate clinical symptoms of experimental colitis by regulating Treg/Th17 cell balance and intestinal barrier integrity.
2023Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Porphyromonas gingivalis aggravates colitis via a gut microbiota-linoleic acid metabolism-Th17/Treg cell balance axis.
2024Nature communications
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Bacteroides uniformis degrades β-glucan to promote Lactobacillus johnsonii improving indole-3-lactic acid levels in alleviating colitis.
2024Microbiome
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Vinegar-processed Schisandra Chinensis enhanced therapeutic effects on colitis-induced depression through tryptophan metabolism.
2024Phytomedicine : international journal of phytotherapy and phytopharmacology
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Galactooligosaccharides and Limosilactobacillus reuteri synergistically alleviate gut inflammation and barrier dysfunction by enriching Bacteroides acidifaciens for pentadecanoic acid biosynthesis.
2024Nature communications
Disease-relevant preclinical or model-based paper useful as supporting evidence.
The inflammatory bowel disease and gut microbiome are restored by employing metformin-loaded alginate-shelled microcapsules.
2025Journal of controlled release : official journal of the Controlled Release Society
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Polysaccharides from Cistanche deserticola mitigate inflammatory bowel disease via modulating intestinal microbiota and SRC/EGFR/PI3K/AKT signaling pathways.
2025International journal of biological macromolecules
Disease-relevant preclinical or model-based paper useful as supporting evidence.
A Bacteroides fragilis protease activates host PAR2 to induce intestinal pain and inflammation.
2025Cell host & microbe
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Akkermansia muciniphila-derived extracellular vesicles alleviate colitis-related cognitive impairment via tryptophan metabolic reprogramming of the gut‒brain axis.
2026Gut microbes
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Review supporting evidence
6 papersThe microbiota and inflammatory bowel disease: insights from animal models.
2013Anaerobe
Relevant review or meta-analysis for the signal-disease area.
Smoking and the intestinal microbiome.
2018Archives of microbiology
Relevant review or meta-analysis for the signal-disease area.
Gut Microbiota Is a Potential Biomarker in Inflammatory Bowel Disease.
2021Frontiers in nutrition
Relevant review or meta-analysis for the signal-disease area.
Intestinal phages interact with bacteria and are involved in human diseases.
2022Gut microbes
Relevant review or meta-analysis for the signal-disease area.
Gut microbiota, inflammatory bowel disease and colorectal cancer.
2022World journal of gastroenterology
Relevant review or meta-analysis for the signal-disease area.
Pathobionts in Inflammatory Bowel Disease: Origins, Underlying Mechanisms, and Implications for Clinical Care.
2024Gastroenterology
Relevant review or meta-analysis for the signal-disease area.