Species ***Clostridium* *tyrobutyricum***

Name: Clostridium tyrobutyricum van Beynum and Pette 1935 (Approved Lists 1980)

Category: Species

Proposed as: sp. nov.

Etymology: ty.ro.bu.ty’ri.cum. Gr. masc. n. tyros, cheese; N.L. neut. n. acidum butyricum, butyric acid; N.L. neut. adj. tyrobutyricum, the butyric acid-producing organism from cheese

Pronunciation (Latin), gender: klos-TRI-di-um ty-ro-bu-TY-ri-kum, neuter

Type strain: ATCC 25755; CCUG 48315; CIP 105092; DSM 2637; JCM 11008; LMG 1285

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: M59113 Analyse FASTA

Effective publication: Van Beynum J, Pette JW. Zuckervergärend und Laktat vergärende Buttersäurebakterien. Zentralblatt für Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene, Abteilung II 1935; 93:198-212.

IJSEM list: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Nomenclatural status: validly published under the ICNP

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

Risk group: 1

Notes:
- 🧬 The phylogenomic assignment score of this taxon is -0.04493 (N = 29).
- 😷 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 Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 1. — The risk group for Taiwan has been imported on 2024-11-03. The full classification is: risk group = 1, note = "P650 = v". — 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 302 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 genus.
- 🧍 The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project. Publication: Mukherjee S, Seshadri R, Varghese NJ, Eloe-Fadrosh EA, Meier-Kolthoff JP, Goker M, Coates RC, Hadjithomas M, Pavlopoulos GA, Paez-Espino D, et al. 1,003 reference genomes of bacterial and archaeal isolates expand coverage of the tree of life. Nat Biotechnol 2017; 35:676-683. 🇺🇸

Parent taxon: Clostridium Prazmowski 1880 (Approved Lists 1980)

Assigned by: Van Beynum J, Pette JW. Zuckervergärend und Laktat vergärende Buttersäurebakterien. Zentralblatt für Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene, Abteilung II 1935; 93:198-212.

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.775018Link copied to clipboard

Record number: 775018

This LPSN page was printed on 2026-08-16 10:24:09

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Species Clostridium tyrobutyricum

Species ***Clostridium* *tyrobutyricum***