Name: Porphyromonas gulae Fournier et al. 2001

Category: Species

Proposed as: sp. nov.

Etymology: gu’lae. L. fem. n. gula, mouth [animal]; L. gen. fem. n. gulae, from the animal mouth, referring to its isolation from subgingival plaque of various animal hosts

Gender: feminine

Type strain: ATCC 51700; CCUG 47701; DSM 15663; JCM 13865; Loup 1; NCTC 13180

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB547663 Analyse FASTA

Valid publication: Fournier D, Mouton C, Lapierre P, Kato T, Okuda K, Menard C. Porphyromonas gulae sp. nov., an anaerobic, gram-negative coccobacillus from the gingival sulcus of various animal hosts. Int J Syst Evol Microbiol 2001; 51:1179-1189.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 51, part 3 of the IJSEM. Int J Syst Evol Microbiol 2001; 51:1231-1233.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

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 genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project.

• Notes:
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 2, note = "t".
  • 🎓 Name mentioned 69 times in PubMed until 2024-03-28.
  • 🧍 The separation of Porphyromonas gulae and Porphyromonas gingivalis into distinct species was confirmed by the 16S-23S rRNA gene internal transcribed spacer (ITS) data. Publication: Conrads G, Citron DM, Tyrrell KL, Horz HP, Goldstein EJ. 16S-23S rRNA gene internal transcribed spacer sequences for analysis of the phylogenetic relationships among species of the genus Porphyromonas. Int J Syst Evol Microbiol 2005; 55:607-613.

Parent taxon: Porphyromonas Shah and Collins 1988

Assigned by: Fournier D, Mouton C, Lapierre P, Kato T, Okuda K, Menard C. Porphyromonas gulae sp. nov., an anaerobic, gram-negative coccobacillus from the gingival sulcus of various animal hosts. Int J Syst Evol Microbiol 2001; 51:1179-1189.

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Record number: 779765