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Species Treponema socranskii
Name: Treponema socranskii Smibert et al. 1984
Etymology: so.crans’ki.i. N.L. gen. masc. n. socranskii, of Socransky, named for Sigmund S. Socransky, Forsyth Dental Center
Pronunciation (Latin), gender: … so-KRANS-ki-i, neuter
Type strain: ATCC 35536; JCM 8157; VPI DR56BRIII6
Conduct genome-based taxonomy at
16S rRNA gene:
AF033306
Analyse
FASTA
Valid publication:
Smibert RM, Johnson JL, Ranney RR. Treponema socranskii sp. nov., Treponema socranskii subsp. socranskii subsp. nov., Treponema socranskii subsp. buccale subsp. nov., and Treponema socranskii subsp. paredis subsp. nov. isolated from human periodontia. Int. J. Syst. Bacteriol. 1984; 34:457-462. 
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Nomenclatural status: validly published under the ICNP
Taxonomic status: correct name (and explicitly recommended for medical use)
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Emendations:
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Hördt et al. 2020
Hordt A, Lopez MG, Meier-Kolthoff JP, Schleuning M, Weinhold LM, Tindall BJ, Gronow S, Kyrpides NC, Woyke T, Goker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria. Front Microbiol 2020; 11:468.
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Oren A, Garrity GM. List of changes in taxonomic opinion no. 32. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2020; 70:4061-4090.
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Hördt et al. 2020
Hordt A, Lopez MG, Meier-Kolthoff JP, Schleuning M, Weinhold LM, Tindall BJ, Gronow S, Kyrpides NC, Woyke T, Goker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria. Front Microbiol 2020; 11:468.
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Notes:
- 🧬 The phylogenomic assignment score of this taxon is -0.02004 (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". — 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 90 times in PubMed until 2025-06-04.
- 🙆 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.
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🧍 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. 🇬🇧
Number of child taxa with a validly published and correct name: 3
Number of child taxa with a validly published name, including synonyms: 3
Total number of child taxa: 3
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Child taxa:
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Name Nomenclatural status Taxonomic status Treponema socranskii subsp. buccale Smibert et al. 1984 validly published under the ICNP correct name Treponema socranskii subsp. paredis Smibert et al. 1984 validly published under the ICNP correct name Treponema socranskii subsp. socranskii (Smibert et al. 1984) Smibert et al. 1984 validly published under the ICNP correct name
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Parent taxon: Treponema Schaudinn 1905 (Approved Lists 1980)
Assigned by:
Smibert RM, Johnson JL, Ranney RR. Treponema socranskii sp. nov., Treponema socranskii subsp. socranskii subsp. nov., Treponema socranskii subsp. buccale subsp. nov., and Treponema socranskii subsp. paredis subsp. nov. isolated from human periodontia. Int. J. Syst. Bacteriol. 1984; 34:457-462. 🇺🇸
Linking: To permanently link to this page, use https://lpsn.dsmz.de/species/treponema-socranskiiLink copied to clipboard
Record number: 785122
This LPSN page was printed on 2026-02-12 01:37:52