Species Listeria innocua

Name: Listeria innocua (ex Seeliger and Schoofs 1979) Seeliger 1983

Category, proposed as: species, sp. nov., nom. rev.

Etymology: in.no’cu.a. L. fem. adj. innocua, harmless

Pronunciation (Latin), gender: lis-TE-ri-a in-NO-ku-a, feminine

Type strain: ATCC 33090; CCUG 15531; CIP 80.11; DSM 20649; LMG 11387; NBIMCC 8755; NCTC 11288; SLCC 3379

Conduct genome-based taxonomy at

16S rRNA gene: JF967625 Analyse FASTA

Effective publication: Seeliger HP. [Nonpathogenic listeriae: L. innocua sp. n. (Seeliger et Schoofs, 1977) (author's transl)]. Zentralbl Bakteriol Mikrobiol Hyg A 1981; 249:487-493.

IJSEM list: Anonymous. Validation list no. 10. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1983; 33:438-440.

Nomenclatural status: validly published under the ICNP

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

Risk group: 1

• 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 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 1310 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 pathogenicity 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. 🇬🇧
  • 🧍 On the Validation List no. 10, this taxon is cited as Listeria innocua Seeliger 1983, sp. nov. However, it should be considered a revived name with the original publication date of 1979. Publication: Krieg NR, Holt JG. Editorial note. In: Krieg NR, Holt JG (eds), Bergey's Manual of Systematic Bacteriology, first edition, vol. 1, The Williams & Wilkins Co., Baltimore, 1984, p. 1242. 🇺🇸

Parent taxon: Listeria Pirie 1940 (Approved Lists 1980)

Assigned by: Seeliger HP. [Nonpathogenic listeriae: L. innocua sp. n. (Seeliger et Schoofs, 1977) (author's transl)]. Zentralbl Bakteriol Mikrobiol Hyg A 1981; 249:487-493.

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Record number: 777587