1. 
   Microbe Pseudomonadota

   Gammaproteobacteria bacterium MFB021 Unnamed strain NameGammaproteobacteria bacterium MFB021
   under 1% of healthy people
2. Research Gut microbes · 2021

   Isolation of pancreatic microbiota from cystic precursors of pancreatic cancer with intracellular growth and DNA damaging properties.

   Klebsiella pneumoniaeEnterococcus faecalis

   MeaningAbout Gammaproteobacteria
   PubMed ↗
3. Research The British journal of surgery · 2021

   Influence of Klebsiella pneumoniae and quinolone treatment on prognosis in patients with pancreatic cancer.

   Klebsiella pneumoniae

   MeaningAbout Gammaproteobacteria
   PubMed ↗
4. 
   Microbe Pseudomonadota

   Betaproteobacteria bacterium SCN1 Unnamed strain NameName close to Gammaproteobacteria
   under 1% of healthy people
5. 
   Microbe Pseudomonadota

   Cellvibrio sp. BR Unnamed strain KeywordIts page mentions Gammaproteobacteria
6. 
   Microbe Pseudomonadota

   Litoribacillus KeywordIts page mentions Gammaproteobacteria
7. 
   Microbe Pseudomonadota

   Cellvibrio KeywordIts page mentions Gammaproteobacteria
8. 
   Microbe Pseudomonadota

   Enterobacter sp. RHBSTW-00994 Unnamed strain KeywordIts page mentions Gammaproteobacteria
   under 1% of healthy people
9. 
   Microbe Pseudomonadota

   Proteus penneri KeywordIts page mentions Gammaproteobacteria
   under 1% of healthy people
10. 
    Microbe Pseudomonadota

    Citrobacter sp. RHBSTW-00671 Unnamed strain KeywordIts page mentions Gammaproteobacteria
11. 
    Microbe Pseudomonadota

    Haemophilus sputorum KeywordIts page mentions Gammaproteobacteria
    2.1% of healthy people
12. 
    Microbe Pseudomonadota

    Obesumbacterium proteus KeywordIts page mentions Gammaproteobacteria
    under 1% of healthy people
13. 
    Microbe Pseudomonadota

    Kosakonia oryzendophytica KeywordIts page mentions Gammaproteobacteria
14. Research Food research international · 2026

    Gamma irradiation for producing functional postbiotic ingredients from industrial probiotic biomass.

    Bifidobacterium bifidum

    MeaningAbout Gammaproteobacteria
    PubMed ↗
15. 
    Microbe Pseudomonadota

    Klebsiella quasipneumoniae KeywordIts page mentions Gammaproteobacteria
    4.0% of healthy people
16. 
    Microbe Pseudomonadota

    Halopseudomonas formosensis KeywordIts page mentions Gammaproteobacteria
    under 1% of healthy people
17. 
    Microbe Pseudomonadota

    Lysobacteraceae bacterium CU05-9 Unnamed strain KeywordIts page mentions Gammaproteobacteria
    under 1% of healthy people
18. Research Journal of leukocyte biology · 2016 Review

    A tale of two sites: how inflammation can reshape the microbiomes of the gut and lungs.

    Escherichia coli

    KeywordKeyword: Gammaproteobacteria
    PubMed ↗
19. 
    Microbe Pseudomonadota

    Proteus mirabilis KeywordIts page mentions Gammaproteobacteria
    1.4% of healthy people
20. 
    Microbe Pseudomonadota

    Thiothrix KeywordIts page mentions Gammaproteobacteria
21. 
    Microbe Bacillota

    Gallintestinimicrobium propionicum MeaningAbout Gammaproteobacteria
    63% of healthy people
22. Research Biotechnology and applied biochemistry · 2020

    Optimized production of poly (γ-glutamic acid) (γ-PGA) using Bacillus licheniformis and its application as cryoprotectant for probiotics.

    Bifidobacterium adolescentisBifidobacterium bifidum

    MeaningAbout Gammaproteobacteria
    PubMed ↗
23. 
    Microbe Pseudomonadota

    Enterobacter asburiae KeywordIts page mentions Gammaproteobacteria
    3.2% of healthy people
24. 
    Microbe Pseudomonadota

    Enterobacter sp. RHBSTW-00175 Unnamed strain KeywordIts page mentions Gammaproteobacteria
    under 1% of healthy people
25. Research Microbes and infection · 2023

    A novel gut microbiome-immune axis influencing pathology in HCMV infected infants with neonatal cholestasis.

    Veillonella disparBifidobacterium breve

    MeaningAbout Gammaproteobacteria
    PubMed ↗
26. Research European journal of endocrinology · 2017 Systematic review

    Modulation of the gut microbiome: a systematic review of the effect of bariatric surgery.

    Faecalibacterium prausnitziiCoprococcus comes

    MeaningAbout Gammaproteobacteria
    PubMed ↗
27. 
    Microbe Pseudomonadota

    Klebsiella sp. WP3-S18-ESBL-05 Unnamed strain KeywordIts page mentions Gammaproteobacteria
    under 1% of healthy people
28. 
    Microbe Pseudomonadota

    Lysobacteraceae bacterium NML93-0831 Unnamed strain KeywordIts page mentions Gammaproteobacteria
    under 1% of healthy people
29. Research MicrobiologyOpen · 2018 Review

    Metagenomic insights into the roles of Proteobacteria in the gastrointestinal microbiomes of healthy dogs and cats.

    Escherichia coli

    MeaningAbout Gammaproteobacteria
    PubMed ↗
30. 
    Microbe Pseudomonadota

    Acinetobacter bereziniae KeywordIts page mentions Gammaproteobacteria
    under 1% of healthy people
31. Research Microorganisms · 2026

    Biochemical Characterization of LsGajA: A Key Nuclease for Gabija Defense in Lactic Acid Bacteria.

    Ligilactobacillus salivarius

    MeaningAbout Gammaproteobacteria
    PubMed ↗
32. 
    Microbe Pseudomonadota

    Enterobacteriaceae bacterium Unnamed strain KeywordIts page mentions Gammaproteobacteria
    under 1% of healthy people
33. 
    Microbe Pseudomonadota

    Enterobacter sp. kpr-6 Unnamed strain KeywordIts page mentions Gammaproteobacteria
    under 1% of healthy people
34. 
    Microbe Pseudomonadota

    Beggiatoa KeywordIts page mentions Gammaproteobacteria
35. 
    Microbe Pseudomonadota

    Proteus terrae KeywordIts page mentions Gammaproteobacteria
    under 1% of healthy people
36. 
    Microbe Pseudomonadota

    Klebsiella michiganensis KeywordIts page mentions Gammaproteobacteria
    3.4% of healthy people
37. 
    Microbe Pseudomonadota

    Acinetobacter guillouiae KeywordIts page mentions Gammaproteobacteria
    under 1% of healthy people
38. 
    Microbe Pseudomonadota

    Marinobacter adhaerens KeywordIts page mentions Gammaproteobacteria
    under 1% of healthy people
39. 
    Microbe Pseudomonadota

    Acinetobacter ursingii KeywordIts page mentions Gammaproteobacteria
    under 1% of healthy people
40. 
    Microbe Pseudomonadota

    Enterobacter sp. RIT418 Unnamed strain KeywordIts page mentions Gammaproteobacteria
    under 1% of healthy people

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