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Alpha diversity

crohn's disease

Alpha diversity looks like a credible signal in crohn's disease, though some caution is still warranted.

Alpha diversity shows a strong literature footprint in crohn's disease, with substantial central evidence and broader supporting literature.

alpha_diversity
Credibility score
100
Human translation
3/5
Reproducibility
5/5
Novelty
1/5
Actionability
5/5
Credibility 100Human translation 3/5Reproducibility 5/5Novelty 1/5Actionability 5/5
Why this scores the way it does
  • strong central evidence base
  • dense review literature
  • substantial preclinical support
Main caveats
  • retrieval noise or disease-specificity issues may remain

Internal review flags

1 flags
review_heavy

Review literature is very dense relative to primary central evidence.

Primary central evidence

31 papers
Mucosa-Associated Ileal Microbiota in New-Onset Pediatric Crohn's Disease.
2016
Inflammatory bowel diseases
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Microbial Factors Associated with Postoperative Crohn's Disease Recurrence.
2017
Journal of Crohn's & colitis
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
The microbiome of Crohn's disease aphthous ulcers.
2018
Gut pathogens
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Influence of Crohn's disease related polymorphisms in innate immune function on ileal microbiome.
2019
PloS one
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Characteristics of mucosa-associated gut microbiota during treatment in Crohn's disease.
2019
World journal of gastroenterology
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Fecal microbiota transplant for Crohn disease: A study evaluating safety, efficacy, and microbiome profile.
2019
United European gastroenterology journal
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
The Gut Microbial Profile of Preclinical Crohn's Disease Is Similar to That of Healthy Controls.
2020
Inflammatory bowel diseases
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Altered Skin and Gut Microbiome in Hidradenitis Suppurativa.
2022
The Journal of investigative dermatology
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
NFAM1 Promotes Pro-Inflammatory Cytokine Production in Mouse and Human Monocytes.
2021
Frontiers in immunology
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
A Microbial Signature for Paediatric Perianal Crohn's Disease.
2022
Journal of Crohn's & colitis
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Dysbiosis in the Gut Microbiota in Patients with Inflammatory Bowel Disease during Remission.
2022
Microbiology spectrum
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Metagenomic assembled plasmids of the human microbiome vary across disease cohorts.
2022
Scientific reports
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Intercontinental Gut Microbiome Variances in IBD.
2022
International journal of molecular sciences
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Harnessing the Vnn1 pantetheinase pathway boosts short chain fatty acids production and mucosal protection in colitis.
2023
Gut
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Gut microbiota analysis for prediction of clinical relapse in Crohn's disease.
2022
Scientific reports
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Gut microbiome and mycobiome in inflammatory bowel disease patients with Clostridioides difficile infection.
2023
Frontiers in cellular and infection microbiology
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Development of the intestinal microbiome in cystic fibrosis in early life.
2023
mSphere
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
CRP in Outpatients with Inflammatory Bowel Disease Is Linked to the Blood Microbiota.
2023
International journal of molecular sciences
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Deciphering salivary microbiome signature in Crohn's disease patients with different factors contributing to dysbiosis.
2023
Scientific reports
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Altered Bile Acid and Pouch Microbiota Composition in Patients With Chronic Pouchitis.
2024
Inflammatory bowel diseases
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Gut microbiota signatures in inflammatory bowel disease.
2024
United European gastroenterology journal
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Does Improving Depression Symptoms in Young Adults With Inflammatory Bowel Disease Alter Their Microbiome?
2024
Inflammatory bowel diseases
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Core microbiome-associated proteins associated with ulcerative colitis interact with cytokines for synergistic or antagonistic effects on gut bacteria.
2024
The ISME journal
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Higher alpha diversity and Lactobacillus blooms are associated with better engraftment after fecal microbiota transplant in inflammatory bowel disease.
2024
Scientific reports
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Evaluation of intestinal biopsy tissue preservation methods to facilitate large-scale mucosal microbiota research.
2025
EBioMedicine
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Gut microbiome shifts in adolescents after sleeve gastrectomy with increased oral-associated taxa and pro-inflammatory potential.
2025
Gut microbes
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Characterization of the salivary microbiome of adults with inflammatory bowel disease.
2025
Journal of oral microbiology
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Fecal gut microbiota and amino acids as noninvasive diagnostic biomarkers of Pediatric inflammatory bowel disease.
2025
Gut microbes
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Whole Food Diet Induces Remission in Children and Young Adults With Mild to Moderate Crohn's Disease and Is More Tolerable Than Exclusive Enteral Nutrition: A Randomized Controlled Trial.
2025
Gastroenterology
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Metagenomic Sequencing Reveals Distinct Gut Microbiome Profiles in Therapy-Naïve de Novo Pediatric Inflammatory Bowel Disease.
2026
Inflammatory bowel diseases
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.
Decoding IBD progression: a dynamic biomarker atlas for personalized disease stratification.
2025
Journal of translational medicine
Direct disease-relevant human paper with strong clinical, biomarker, or mechanistic framing.

Supporting primary evidence

1 papers
Linkage analysis identifies novel genetic modifiers of microbiome traits in families with inflammatory bowel disease.
2022
Gut microbes
Human primary paper with plausible association relevance to the disease context.

Preclinical supporting evidence

20 papers
Farnesoid X receptor activation inhibits inflammation and preserves the intestinal barrier in inflammatory bowel disease.
2011
Gut
Disease-relevant preclinical or model-based paper useful as supporting evidence.
The safety of vedolizumab for ulcerative colitis and Crohn's disease.
2017
Gut
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Anti-TNF therapy in IBD exerts its therapeutic effect through macrophage IL-10 signalling.
2020
Gut
Disease-relevant preclinical or model-based paper useful as supporting evidence.
A purified membrane protein from Akkermansia muciniphila or the pasteurised bacterium blunts colitis associated tumourigenesis by modulation of CD8+ T cells in mice.
2020
Gut
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Parthenolide ameliorates colon inflammation through regulating Treg/Th17 balance in a gut microbiota-dependent manner.
2020
Theranostics
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Angiogenin maintains gut microbe homeostasis by balancing α-Proteobacteria and Lachnospiraceae.
2021
Gut
Disease-relevant preclinical or model-based paper useful as supporting evidence.
ESRRA (estrogen related receptor alpha) is a critical regulator of intestinal homeostasis through activation of autophagic flux via gut microbiota.
2021
Autophagy
Disease-relevant preclinical or model-based paper useful as supporting evidence.
B. adolescentis ameliorates chronic colitis by regulating Treg/Th2 response and gut microbiota remodeling.
2021
Gut microbes
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Gut microbiota-mediated lysophosphatidylcholine generation promotes colitis in intestinal epithelium-specific Fut2 deficiency.
2021
Journal of biomedical science
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Comparative analysis of gut microbiota in healthy and diarrheic yaks.
2022
Microbial cell factories
Disease-relevant preclinical or model-based paper useful as supporting evidence.
TNF ΔARE Pigs: A Translational Crohn's Disease Model.
2023
Journal of Crohn's & colitis
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Dietary palmitoleic acid reprograms gut microbiota and improves biological therapy against colitis.
2023
Gut microbes
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Enhancing recovery from gut microbiome dysbiosis and alleviating DSS-induced colitis in mice with a consortium of rare short-chain fatty acid-producing bacteria.
2024
Gut microbes
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Intestinal E. coli-produced yersiniabactin promotes profibrotic macrophages in Crohn's disease.
2025
Cell host & microbe
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Microbiota-derived IPA alleviates intestinal mucosal inflammation through upregulating Th1/Th17 cell apoptosis in inflammatory bowel disease.
2025
Gut microbes
Disease-relevant preclinical or model-based paper useful as supporting evidence.
PPARγ/β/δ Agonists Can Ameliorate Dextran Sodium Sulfate-Induced Colitis and Modulate Gut Microbiota.
2025
Journal of gastroenterology and hepatology
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Decreased Fecal Nicotinamide and Increased Bacterial Nicotinamidase Gene Expression in Ulcerative Colitis Patients.
2025
Inflammatory bowel diseases
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Enterococcus faecalis hijacks FABP2 to activate quorum-sensing signals and aggravate Crohn's disease by inducing gut dysbiosis.
2025
Gut
Disease-relevant preclinical or model-based paper useful as supporting evidence.
PD-L1 deficiency exacerbates colitis severity by remodeling gut microbiota in inflammatory bowel disease.
2025
Frontiers in immunology
Disease-relevant preclinical or model-based paper useful as supporting evidence.
Dextran sodium sulfate confounds causal role of periodontitis in inflammatory bowel disease.
2025
Journal of periodontology
Disease-relevant preclinical or model-based paper useful as supporting evidence.

Review supporting evidence

43 papers
Glucocorticoid resistance in inflammatory bowel disease.
2003
The Journal of endocrinology
Relevant review or meta-analysis for the signal-disease area.
Optimizing anti-TNF treatments in inflammatory bowel disease.
2014
Autoimmunity reviews
Relevant review or meta-analysis for the signal-disease area.
Immunosuppressive therapies for inflammatory bowel disease.
2014
World journal of gastroenterology
Relevant review or meta-analysis for the signal-disease area.
Classical and recent advances in the treatment of inflammatory bowel diseases.
2015
Brazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologicas
Relevant review or meta-analysis for the signal-disease area.
Treating Inflammatory Bowel Disease in Pregnancy: The Issues We Face Today.
2015
Journal of Crohn's & colitis
Relevant review or meta-analysis for the signal-disease area.
Practical Approaches to "Top-Down" Therapies for Crohn's Disease.
2016
Current gastroenterology reports
Relevant review or meta-analysis for the signal-disease area.
Therapeutic drug monitoring in inflammatory bowel disease.
2016
Current opinion in pediatrics
Relevant review or meta-analysis for the signal-disease area.
European Crohn's and Colitis Organisation Topical Review on IBD in the Elderly.
2017
Journal of Crohn's & colitis
Relevant review or meta-analysis for the signal-disease area.
Vedolizumab for inflammatory bowel disease: From randomized controlled trials to real-life evidence.
2018
World journal of gastroenterology
Relevant review or meta-analysis for the signal-disease area.
Bispecific antibodies: The next generation of targeted inflammatory bowel disease therapies.
2019
Autoimmunity reviews
Relevant review or meta-analysis for the signal-disease area.
Maneuvering Clinical Pathways for Crohn's Disease.
2019
Current gastroenterology reports
Relevant review or meta-analysis for the signal-disease area.
Anti-TNF biosimilars in Crohn's Disease: a patient-centric interdisciplinary approach.
2019
Expert review of gastroenterology & hepatology
Relevant review or meta-analysis for the signal-disease area.
Resolution of Crohn's disease.
2019
Seminars in immunopathology
Relevant review or meta-analysis for the signal-disease area.
Perspective on skeletal health in inflammatory bowel disease.
2020
Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA
Relevant review or meta-analysis for the signal-disease area.
The multiple sclerosis gut microbiota: A systematic review.
2020
Multiple sclerosis and related disorders
Relevant review or meta-analysis for the signal-disease area.
Targeting T cells in inflammatory bowel disease.
2020
Pharmacological research
Relevant review or meta-analysis for the signal-disease area.
The shining DIAMOND for evidence-based treatment strategies for Crohn's disease.
2020
Journal of gastroenterology
Relevant review or meta-analysis for the signal-disease area.
Secondary causes of inflammatory bowel diseases.
2020
World journal of gastroenterology
Relevant review or meta-analysis for the signal-disease area.
The contribution of gut bacterial metabolites in the human immune signaling pathway of non-communicable diseases.
2021
Gut microbes
Relevant review or meta-analysis for the signal-disease area.
Association between antibiotics and gut microbiome dysbiosis in children: systematic review and meta-analysis.
2021
Gut microbes
Relevant review or meta-analysis for the signal-disease area.
Shared microbiological and immunological patterns in periodontitis and IBD: A scoping review.
2022
Oral diseases
Relevant review or meta-analysis for the signal-disease area.
Neurology of inflammatory bowel disease.
2021
Journal of the neurological sciences
Relevant review or meta-analysis for the signal-disease area.
Alterations of the Skin and Gut Microbiome in Psoriasis and Psoriatic Arthritis.
2021
International journal of molecular sciences
Relevant review or meta-analysis for the signal-disease area.
Systematic review: the association between the gut microbiota and medical therapies in inflammatory bowel disease.
2022
Alimentary pharmacology & therapeutics
Relevant review or meta-analysis for the signal-disease area.
Emerging therapeutic options in inflammatory bowel disease.
2021
World journal of gastroenterology
Relevant review or meta-analysis for the signal-disease area.
Extracellular vesicles-mediated interaction within intestinal microenvironment in inflammatory bowel disease.
2022
Journal of advanced research
Relevant review or meta-analysis for the signal-disease area.
The double-edged sword of probiotic supplementation on gut microbiota structure in Helicobacter pylori management.
2022
Gut microbes
Relevant review or meta-analysis for the signal-disease area.
Searching for a Consensus Among Inflammatory Bowel Disease Studies: A Systematic Meta-Analysis.
2023
Inflammatory bowel diseases
Relevant review or meta-analysis for the signal-disease area.
The treatment of inflammatory bowel disease with monoclonal antibodies in Asia.
2023
Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie
Relevant review or meta-analysis for the signal-disease area.
Assessing the Relationship between the Gut Microbiota and Inflammatory Bowel Disease Therapeutics: A Systematic Review.
2023
Pathogens (Basel, Switzerland)
Relevant review or meta-analysis for the signal-disease area.
Non-culture-based studies of the appendiceal microbiota: a systematic review.
2023
Future microbiology
Relevant review or meta-analysis for the signal-disease area.
Role of prebiotics, probiotics, and synbiotics in management of inflammatory bowel disease: Current perspectives.
2023
World journal of gastroenterology
Relevant review or meta-analysis for the signal-disease area.
Gut microbiome, metabolome, host immunity associated with inflammatory bowel disease and intervention of fecal microbiota transplantation.
2023
Journal of autoimmunity
Relevant review or meta-analysis for the signal-disease area.
Helicobacter pylori and oral-gut microbiome: clinical implications.
2024
Infection
Relevant review or meta-analysis for the signal-disease area.
Influence of the bile acid/microbiota axis in ileal surgery: a systematic review.
2024
Colorectal disease : the official journal of the Association of Coloproctology of Great Britain and Ireland
Relevant review or meta-analysis for the signal-disease area.
Biological therapy for inflammatory bowel disease: cyclical rather than lifelong treatment?
2024
BMJ open gastroenterology
Relevant review or meta-analysis for the signal-disease area.
Gut microbiota and metabolites as predictors of biologics response in inflammatory bowel disease: A comprehensive systematic review.
2024
Microbiological research
Relevant review or meta-analysis for the signal-disease area.
Inflammatory Bowel Diseases and the Efficacy of Probiotics as Functional Foods.
2024
Frontiers in bioscience (Elite edition)
Relevant review or meta-analysis for the signal-disease area.
Saffron as a Promising Therapy for Inflammatory Bowel Disease.
2024
Nutrients
Relevant review or meta-analysis for the signal-disease area.
Biological agents as attractive targets for inflammatory bowel disease therapeutics.
2025
Biochimica et biophysica acta. Molecular basis of disease
Relevant review or meta-analysis for the signal-disease area.
Adherent-invasive Escherichia coli in Crohn's disease: the 25th anniversary.
2026
Gut
Relevant review or meta-analysis for the signal-disease area.
Dysbiosis of Gut Microbiota in Microscopic Colitis: Diagnostic and Therapeutic Implications.
2025
Diagnostics (Basel, Switzerland)
Relevant review or meta-analysis for the signal-disease area.
Gut Mycobiome in Inflammatory Bowel Disease: A Systematic Review of Case-Control Studies.
2025
Inflammatory bowel diseases
Relevant review or meta-analysis for the signal-disease area.