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Species Bacteroides caccae

Classification: 

Bacteria Pseudomonadati Bacteroidota Bacteroidia Bacteroidales Bacteroidaceae Bacteroides Bacteroides caccae

Name: Bacteroides caccae Johnson et al. 1986

Category, proposed as: species, sp. nov.

Etymology: cac’cae. N.L. fem. n. cacca, human ordure, feces; from Gr. fem. n. kakkê, human ordure, feces; N.L. gen. fem. n. caccae, of feces, referring to the source of isolate

Pronunciation (Latin), gender: bak-ter-o-I-des KAK-ka͡e, masculine

Type strain: ATCC 43185; CCUG 38735; CIP 104201; DSM 19024; JCM 9498; NCTC 13051; VPI 3452A

See detailed strain information at bacdive-logo

Conduct genome-based taxonomy at tygs-logo

16S rRNA gene: EU136686 Analysetree FASTA download

Valid publication: Johnson JL, Moore WEC, Moore LVH. Bacteroides caccae sp. nov., Bacteroides merdae sp. nov., and Bacteroides stercoris sp. nov. isolated from human feces. Int. J. Syst. Bacteriol. 1986; 36:499-501. 🇺🇸

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 2

  • Emendations:
    • Hahnke et al. 2016 Hahnke RL, Meier-Kolthoff JP, Garcia-Lopez M, Mukherjee S, Huntemann M, Ivanova NN, Woyke T, Kyrpides NC, Klenk HP, Goker M. Genome-Based Taxonomic Classification of Bacteroidetes. Front Microbiol 2016; 7:2003. 🇩🇪 Oren A, Garrity GM. List of changes in taxonomic opinion no. 26. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2017; 67:2081-2086.
  • Notes:
    • 🧬 The phylogenomic assignment score of this taxon is 0.06894 (N = 2).
    • 😷 The risk group for Belgium has been imported on 2024-02-05. The full classification is: risk group = 2, note = "human pathogen". — The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 2. — The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 2. — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
    • 🎓 Name mentioned 112 times in PubMed until 2026-06-11.
    • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded risk group of the species itself.
    • 🧍 According to Bartlett et al. (2022), this species is an established human pathogen. Publication: Bartlett A, Padfield D, Lear L, Bendall R, Vos M. A comprehensive list of bacterial pathogens infecting humans. Microbiology (Reading) 2022; 168:0. 🇬🇧
    • 🧍 The phylogenetic position of this species was determined in a genome-scale analysis by García-López et al. (2019). Publication: Garcia-Lopez M, Meier-Kolthoff JP, Tindall BJ, Gronow S, Woyke T, Kyrpides NC, Hahnke RL, Goker M. Analysis of 1,000 Type-Strain Genomes Improves Taxonomic Classification of Bacteroidetes. Front Microbiol 2019; 10:2083. 🇩🇪

Parent taxon: Bacteroides Castellani and Chalmers 1919 (Approved Lists 1980)

Assigned by: Johnson JL, Moore WEC, Moore LVH. Bacteroides caccae sp. nov., Bacteroides merdae sp. nov., and Bacteroides stercoris sp. nov. isolated from human feces. Int. J. Syst. Bacteriol. 1986; 36:499-501. 🇺🇸

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.783439Link copied to clipboard

Record number: 783439

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