1. 
   Microbe Pseudomonadota

   Candidatus Competibacter NameName close to Candidatus Competibacteraceae
2. 
   Microbe Candidatus Fermentibacterota

   Candidatus Fermentibacteraceae NameName close to Candidatus Competibacteraceae
3. 
   Microbe Candidatus Peregrinibacteriota

   Candidatus Peribacter KeywordIts page mentions Candidatus
4. 
   Microbe Pseudomonadota

   Candidatus Fonsibacter KeywordIts page mentions Candidatus
5. 
   Microbe Candidatus Latescibacterota

   Candidatus Latescibacter KeywordIts page mentions Candidatus
6. Research Journal of investigative medicine · 2021

   Influence of cigarette smoking on oral microbiota in patients with recurrent aphthous stomatitis.

   Haemophilus parainfluenzae

   MeaningAbout Candidatus Competibacteraceae
   PubMed ↗
7. 
   Microbe Pseudomonadota

   Plasticicumulans NameIn the family Candidatus Competibacteraceae
8. 
   Microbe Candidatus Saccharimonadota

   Candidatus Saccharibacteria bacterium oral taxon 955 Unnamed strain KeywordIts page mentions Candidatus
   under 1% of healthy people
9. Research Frontiers in cellular and infection microbiology · 2024

   Microbiota signatures associated with invasive Candida albicans infection in the gastrointestinal tract of immunodeficient mice.

   Phocaeicola vulgatus

   KeywordKeyword: Candida albicans
   PubMed ↗
10. 
    Microbe Candidatus Melainabacteria

    Candidatus Obscuribacteraceae KeywordIts page mentions Candidatus
11. 
    Microbe Candidatus Saccharimonadota

    Candidatus Saccharibacteria bacterium oral taxon 488 Unnamed strain KeywordIts page mentions Candidatus
    under 1% of healthy people
12. 
    Microbe Chlamydiota

    Candidatus Renichlamydia KeywordIts page mentions Candidatus
13. 
    Microbe Candidatus Melainabacteria

    Candidatus Obscuribacter KeywordIts page mentions Candidatus
14. 
    Microbe Atribacterota

    Candidatus Caldatribacterium KeywordIts page mentions Candidatus
15. 
    Microbe Bacillota

    Candidatus Cibiobacter KeywordIts page mentions Candidatus
    69% of healthy people
16. 
    Microbe Candidatus Saccharimonadota

    Candidatus Nanoperiomorbus periodonticus KeywordIts page mentions Candidatus
    1.5% of healthy people
17. 
    Microbe Bacillota

    Candidatus Cibiobacter qucibialis KeywordIts page mentions Candidatus
    69% of healthy people
18. 
    Microbe Bacteroidota

    Candidatus Vestibaculum KeywordIts page mentions Candidatus
19. 
    Microbe Candidatus Saccharimonadota

    Candidatus Nanogingivalis gingivitcus KeywordIts page mentions Candidatus
    under 1% of healthy people
20. 
    Microbe Acidobacteriota

    Candidatus Solibacter KeywordIts page mentions Candidatus
21. 
    Microbe Candidatus Saccharimonadota

    Candidatus Nanoperiomorbus KeywordIts page mentions Candidatus
    1.5% of healthy people
22. 
    Microbe Candidatus Latescibacterota

    Candidatus Latescibacterota KeywordIts page mentions Candidatus
23. Research Animal microbiome · 2026

    Metagenomic profiling of bacterial and fungal microbiota and putative pathogens of southern greater gliders (Petauroides volans).

    Bacteroides fragilis

    MeaningAbout Candidatus Competibacteraceae
    PubMed ↗
24. 
    Microbe

    Candidatus Dojkabacteria KeywordIts page mentions Candidatus
25. 
    Microbe Pseudomonadota

    Candidatus Fonsibacter ubiquis KeywordIts page mentions Candidatus
26. Research Scientific reports · 2022

    Reclassification of eight Akkermansia muciniphila strains and description of Akkermansia massiliensis sp. nov. and Candidatus Akkermansia timonensis, isolated from human feces.

    Akkermansia muciniphila

    MeaningAbout Candidatus Competibacteraceae
    PubMed ↗
27. 
    Microbe Candidatus Saccharimonadota

    Candidatus Nanosynsacchari sp. TM7_ANC_38.39_G1_1 Unnamed strain KeywordIts page mentions Candidatus
    6.6% of healthy people
28. Research PloS one · 2025

    The ex vivo effects of ethanolic extractions of black cumin seed, turmeric root, and Ceylon cinnamon bark on the human gut microbiota.

    Faecalibacterium prausnitziiDysosmobacter welbionisCandidatus Cibiobacter qucibialis

    MeaningAbout Candidatus Competibacteraceae
    PubMed ↗
29. 
    Microbe Candidatus Melainabacteria

    Candidatus Gastranaerophilales bacterium Unnamed strain KeywordIts page mentions Candidatus
    9.1% of healthy people
30. Research Systematic and applied microbiology · 2021 Animal study

    Phylogenetic classification of ten novel species belonging to the genus Bifidobacterium comprising B. phasiani sp. nov., B. pongonis sp. nov., B. saguinibicoloris sp. nov., B. colobi sp. nov., B. simiiventris sp. nov., B. santillanense sp. nov., B. miconis sp. nov., B. amazonense sp. nov., B. pluvialisilvae sp. nov., and B. miconisargentati sp. nov.

    Bifidobacterium longumBifidobacterium bifidum

    MeaningAbout Candidatus Competibacteraceae
    PubMed ↗
31. 
    Microbe Candidatus Saccharimonadota

    Candidatus Nanogingivalis KeywordIts page mentions Candidatus
    under 1% of healthy people
32. Research International journal of microbiology · 2021

    Discovery of a Novel Lineage Burkholderia cepacia ST 1870 Endophytically Isolated from Medicinal Polygala paniculata Which Shows Potent In Vitro Antileishmanial and Antimicrobial Effects.

    Enterococcus faecalis

    MeaningAbout Candidatus Competibacteraceae
    PubMed ↗
33. Research Acta parasitologica · 2017 Animal study

    PCR denaturing gradient gel electrophoresis as a useful method to identify of intestinal bacteria flora in Haemaphysalis flava ticks.

    Klebsiella pneumoniae

    MeaningAbout Candidatus Competibacteraceae
    PubMed ↗
34. Research International journal of systematic and evolutionary microbiology · 2020 Animal study

    Characterization of the phylogenetic diversity of two novel species belonging to the genus Bifidobacterium: Bifidobacterium cebidarum sp. nov. and Bifidobacterium leontopitheci sp. nov.

    Bifidobacterium bifidum

    MeaningAbout Candidatus Competibacteraceae
    PubMed ↗
35. Research Hematology/oncology and stem cell therapy · 2021 Observational

    Microbiota phylogenic analysis revealed decreased abundance of Faecalibacterium prausnitzii, an anti-inflammatory commensal bacterium, in patients with chronic graft-versus-host disease.

    Faecalibacterium prausnitzii

    MeaningAbout Candidatus Competibacteraceae
    PubMed ↗
36. Research Applied and environmental microbiology · 2018

    Impaired Autophagy in Intestinal Epithelial Cells Alters Gut Microbiota and Host Immune Responses.

    Akkermansia muciniphila

    MeaningAbout Candidatus Competibacteraceae
    PubMed ↗
37. 
    Microbe Candidatus Sumerlaeota

    Candidatus Sumerlaea KeywordIts page mentions Candidatus
38. Research Animal microbiome · 2026

    Ecological insights into the cross-domain microbiome interactions in the hematophagous bat Desmodus rotundus.

    Enterococcus faecalis

    MeaningAbout Candidatus Competibacteraceae
    PubMed ↗
39. Research Animal science journal = Nihon chikusan Gakkaiho · 2019 Animal study

    Spatial variations in intestinal skatole production and microbial composition in broilers.

    Bacteroides uniformis

    MeaningAbout Candidatus Competibacteraceae
    PubMed ↗
40. Research Biotechnology advances · 2023 Review

    Cell wall polysaccharides of streptococci: A genetic and structural perspective.

    Streptococcus thermophilus

    MeaningAbout Candidatus Competibacteraceae
    PubMed ↗

Research: PubMed, U.S. National Library of Medicine · citations link to PubMed