1. 
   Microbe Cyanobacteriota

   Microcystis NameName close to Microcystaceae
2. 
   Microbe Myxococcota

   Nannocystaceae NameName close to Microcystaceae
3. 
   Microbe Cyanobacteriota

   Geminocystaceae NameName close to Microcystaceae
4. 
   Microbe Pseudomonadota

   Sphingosinicella microcystinivorans NameName close to Microcystaceae
   under 1% of healthy people
5. 
   Microbe Bacillota

   Eubacteriaceae bacterium Marseille-Q4139 Unnamed strain MeaningAbout Microcystaceae
   5.0% of healthy people
6. 
   Microbe Bacteroidota

   Muribaculaceae MeaningAbout Microcystaceae
7. 
   Microbe Myxococcota

   Nannocystis MeaningAbout Microcystaceae
8. 
   Microbe Bacillota

   Eubacteriaceae bacterium CHKCI004 Unnamed strain MeaningAbout Microcystaceae
   1.8% of healthy people
9. Research International journal of molecular sciences · 2026 Review

   Microbiota in the Tumor Metastatic Cascade: Emerging Evidence Across Invasion, Circulation, and Colonization.

   Bacteroides fragilis

   MeaningAbout Microcystaceae
   PubMed ↗
10. 
    Microbe Cyanobacteriota

    Chalicogloea NameIn the family Microcystaceae
11. Research Clinical laboratory · 2021

    Exploring the Characteristics of Intestinal Microbiota in Hematologic Malignancy Patients via 16s rDNA High-Throughput Sequencing.

    Collinsella aerofaciensPhocaeicola plebeius

    MeaningAbout Microcystaceae
    PubMed ↗
12. 
    Microbe Bacillota

    Clostridiaceae bacterium Marseille-Q3526 Unnamed strain MeaningAbout Microcystaceae
    13% of healthy people
13. 
    Microbe Bacillota

    Clostridiaceae bacterium Marseille-Q4149 Unnamed strain MeaningAbout Microcystaceae
    26% of healthy people
14. 
    Microbe Pseudomonadota

    Micropepsaceae MeaningAbout Microcystaceae
15. Research Medical science monitor · 2019

    Fecal Microbiota Taxonomic Shifts in Chinese Multiple Myeloma Patients Analyzed by Quantitative Polimerase Chain Reaction (QPCR) and 16S rRNA High-Throughput Sequencing.

    Faecalibacterium prausnitzii

    MeaningAbout Microcystaceae
    PubMed ↗
16. 
    Microbe Actinomycetota

    Microbacteriaceae MeaningAbout Microcystaceae
17. 
    Microbe Actinomycetota

    Micromonospora MeaningAbout Microcystaceae
18. Research Frontiers in oncology · 2020

    Gut Microbiota Profiling in Patients With HER2-Negative Metastatic Breast Cancer Receiving Metronomic Chemotherapy of Capecitabine Compared to Those Under Conventional Dosage.

    Blautia obeum

    MeaningAbout Microcystaceae
    PubMed ↗
19. Research Frontiers in cellular and infection microbiology · 2022

    Changes of gut microbiota in colorectal cancer patients with Pentatrichomonas hominis infection.

    Mediterraneibacter gnavusLachnospira eligens

    MeaningAbout Microcystaceae
    PubMed ↗
20. 
    Microbe Pseudomonadota

    Microvirga MeaningAbout Microcystaceae
21. Research Frontiers in cellular and infection microbiology · 2026

    Gut microbiota characteristics of gastric cancer patients across distinct pathological stages and their associations with tumor and paratumor mucosal microbiota.

    Faecalibacterium prausnitziiBacteroides stercorisBifidobacterium pseudocatenulatum

    MeaningAbout Microcystaceae
    PubMed ↗
22. 
    Microbe Cyanobacteriota

    Microcoleus MeaningAbout Microcystaceae
23. Research Microorganisms · 2021

    Gut Microbiome Profiles in Colonizations with the Enteric Protozoa Blastocystis in Korean Populations.

    Enterococcus faecalis

    MeaningAbout Microcystaceae
    PubMed ↗
24. 
    Microbe Actinomycetota

    Microcella MeaningAbout Microcystaceae
25. 
    Microbe Bacillota

    Drancourtella MeaningAbout Microcystaceae
    2.4% of healthy people
26. 
    Microbe Actinomycetota

    Microbacterium MeaningAbout Microcystaceae
    under 1% of healthy people
27. Research Frontiers in microbiology · 2023

    Differences in tissue-associated bacteria between metastatic and non-metastatic colorectal cancer.

    Bacteroides uniformisBacteroides fragilis

    MeaningAbout Microcystaceae
    PubMed ↗
28. 
    Microbe Pseudomonadota

    Micropepsis MeaningAbout Microcystaceae
29. Research Pharmacological research · 2024

    Bugs as drugs: Extended clinical applications and potential translational trends of Akkermansia muciniphila in oncology and comprehensive clinical investigation panorama of therapeutic microbiome modulators in gastric cancer treatment.

    Akkermansia muciniphila

    MeaningAbout Microcystaceae
    PubMed ↗
30. 
    Microbe Bacteroidota

    Microscilla MeaningAbout Microcystaceae
31. Research BMC microbiology · 2026

    Identification and functional characterization of Pseudomonas fluorescens as a novel intratumoral bacterium in colorectal cancer.

    Anaerotignum faecicola

    MeaningAbout Microcystaceae
    PubMed ↗
32. Research BMC microbiology · 2026

    The gut microbiome in the Lebanese population and its alterations in metastatic colorectal cancer: benchmarking and application.

    Intestinimonas butyriciproducens

    MeaningAbout Microcystaceae
    PubMed ↗
33. Research Journal of personalized medicine · 2021

    Streptococcus australis and Ralstonia pickettii as Major Microbiota in Mesotheliomas.

    Streptococcus australis

    MeaningAbout Microcystaceae
    PubMed ↗
34. Research Water research · 2026

    Plastiome in seagrass meadows: higher health risk of plastisphere beneath leaf canopy than that in root sediment.

    Klebsiella pneumoniae

    MeaningAbout Microcystaceae
    PubMed ↗
35. 
    Microbe Actinomycetota

    Microlunatus phosphovorus MeaningAbout Microcystaceae
    under 1% of healthy people
36. Research Nutrients · 2023 Review

    The Interplay between Medical Plants and Gut Microbiota in Cancer.

    Mediterraneibacter gnavus

    MeaningAbout Microcystaceae
    PubMed ↗
37. 
    Microbe Actinomycetota

    Leifsonia MeaningAbout Microcystaceae
    under 1% of healthy people
38. 
    Microbe Myxococcota

    Minicystis MeaningAbout Microcystaceae
39. Research Gut microbes · 2020

    Bifidobacterium animalis: the missing link for the cancer-preventive effect of Gynostemma pentaphyllum.

    Bifidobacterium animalis

    MeaningAbout Microcystaceae
    PubMed ↗
40. 
    Microbe Actinomycetota

    Micropruina MeaningAbout Microcystaceae

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