Species ***Helicobacter* *trogontum***

Name: Helicobacter trogontum Mendes et al. 1996

Category: Species

Proposed as: sp. nov.

Etymology: tro.gon’tum. Gr. masc. pres. part. trôgôn, gnawing; from Gr. ind. v. trôgô, to gnaw; N.L. gen. masc. pl. n. trogontum, of gnawing animals, referring to source of first isolation

Pronunciation (Latin), gender: he-li-ko-BAK-ter tro-GON-tum, masculine

Type strain: ATCC 700114; CCUG 49050; LRB 8581

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: U65103 Analyse FASTA

Valid publication: Mendes EN, Queiroz DM, Dewhirst FE, Paster BJ, Moura SB, Fox JG. Helicobacter trogontum sp. nov., isolated from the rat intestine. Int J Syst Bacteriol 1996; 46:916-921. 🇺🇸

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 46, part 4 of the IJSB. Int J Syst Bacteriol 1997; 47:243-244.

Nomenclatural status: validly published under the ICNP

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

Risk group: 2

Notes:
- 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 2, note = "PIIC PV". — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1, note = "t+". — 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 20 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.
- 🧍 Helicobacter trogontum Mendes et al. 1996 was previously known as "Flexispira" taxon 6. This taxon also encompasses "Flexispira" taxon 1, "Flexispira" taxon 4, "Flexispira" taxon 5 and Finnish porcine Helicobacter isolates. Publication: Hanninen ML, Utriainen M, Happonen I, Dewhirst FE. Helicobacter sp. flexispira 16S rDNA taxa 1, 4 and 5 and Finnish porcine Helicobacter isolates are members of the species Helicobacter trogontum (taxon 6). Int J Syst Evol Microbiol 2003; 53:425-433. 🇫🇮

Parent taxon: Helicobacter Goodwin et al. 1989

Assigned by: Mendes EN, Queiroz DM, Dewhirst FE, Paster BJ, Moura SB, Fox JG. Helicobacter trogontum sp. nov., isolated from the rat intestine. Int J Syst Bacteriol 1996; 46:916-921. 🇺🇸

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.784005Link copied to clipboard

Record number: 784005

This LPSN page was printed on 2026-08-09 07:19:53

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Species Helicobacter trogontum

Species ***Helicobacter* *trogontum***