Name: Sutterella wadsworthensis Wexler et al. 1996

Category: Species

Proposed as: sp. nov.

Etymology: wad.swor.then’sis. N.L. fem. adj. wadsworthensis, pertaining to Wadsworth, referring to the Wadsworth Anaerobe Laboratories, VAMC, West Los Angeles, where the strains were identified

Pronunciation (Latin), gender: … wad-swor-T^HEN-sis, feminine

Type strain: ATCC 51579; CCUG 42229; CIP 104799; DSM 14016; WAL 9799

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: HM037997 Analyse FASTA

Valid publication: Wexler HM, Reeves D, Summanen PH, Molitoris E, McTeague M, Duncan J, Wilson KH, Finegold SM. Sutterella wadsworthensis gen. nov., sp. nov., bile-resistant microaerophilic Campylobacter gracilis-like clinical isolates. Int J Syst Bacteriol 1996; 46:252-258. 🇺🇸

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 46, part 1 of the IJSB. Int J Syst Bacteriol 1996; 46:627.

Nomenclatural status: validly published under the ICNP

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

Risk group: 2

• Notes:
  • 🥇 Nomenclatural type of the genus Sutterella Wexler et al. 1996. Publication: Wexler HM, Reeves D, Summanen PH, Molitoris E, McTeague M, Duncan J, Wilson KH, Finegold SM. Sutterella wadsworthensis gen. nov., sp. nov., bile-resistant microaerophilic Campylobacter gracilis-like clinical isolates. Int J Syst Bacteriol 1996; 46:252-258. 🇺🇸
  • 😷 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 2023-10-29. 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 42 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.
  • 🧍 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. 🇬🇧

Parent taxon: Sutterella Wexler et al. 1996

Assigned by: Wexler HM, Reeves D, Summanen PH, Molitoris E, McTeague M, Duncan J, Wilson KH, Finegold SM. Sutterella wadsworthensis gen. nov., sp. nov., bile-resistant microaerophilic Campylobacter gracilis-like clinical isolates. Int J Syst Bacteriol 1996; 46:252-258. 🇺🇸

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Record number: 782339