Name: Acetobacter hansenii Gosselé et al. 1983

Category: Species

Proposed as: sp. nov.

Etymology: han.sen’i.i. N.L. gen. masc. n. hansenii, of Hansen, named after E.C. Hansen, Danish microbiologist, reknowned for his studies on the acetic acid bacteria

Gender: masculine

Type strain: ATCC 35959; BCC 6318; CCUG 18123; CIP 103110; DSM 5602; IFO 14820; JCM 7643; LMG 1527; NBRC 14820; NCIB 8745; NCIB 8746; NCIMB 8745; NCIMB 8746

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: X75620 Analyse FASTA

Effective publication: Gossele F, Swings J, Kersters K, Pauwels P, De Ley J. Numerical Analysis of Phenotypic Features and Protein Gel Electrophoregrams of a Wide Variety of Acetobacter strains. Proposal for the Improvement of the Taxonomy of the Genus Acetobacter Beijerinck 1898, 215. Syst Appl Microbiol 1983; 4:338-368.

IJSEM list: Anonymous. Validation list no. 12. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1983; 33:896-897.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Komagataeibacter hansenii (Gosselé et al. 1983) Yamada et al. 2013

Risk group: 1

• Synonyms:

  • Name	Kind
    Gluconacetobacter hansenii corrig. (Gosselé et al. 1983) Yamada et al. 1998	homotypic synonym, validly published under the ICNP
    Komagataeibacter hansenii (Gosselé et al. 1983) Yamada et al. 2013	homotypic synonym, validly published under the ICNP
    Gluconoacetobacter hansenii (Gosselé et al. 1983) Yamada et al. 1998	homotypic synonym, inaccurate spelling
    "Komagatabacter hansenii" (Gosselé et al. 1983) Yamada et al. 2012	homotypic synonym, not validly published
    Novacetimonas hansenii (Gosselé et al. 1983) Brandão et al. 2022	homotypic synonym, validly published under the ICNP

• Notes:
  • ⏰ According to Cleenwerck et al. (2009), this species is an earlier heterotypic synonym of "Komagatabacter kombuchae" (Dutta and Gachhui 2007) Yamada et al. 2012. Publication: Cleenwerck I, De Wachter M, Gonzalez A, De Vuyst L, De Vos P. Differentiation of species of the family Acetobacteraceae by AFLP DNA fingerprinting: Gluconacetobacter kombuchae is a later heterotypic synonym of Gluconacetobacter hansenii. Int J Syst Evol Microbiol 2009; 59:1771-1786.
  • ⏰ According to Cleenwerck et al. (2009), this species is an earlier heterotypic synonym of Gluconacetobacter kombuchae Dutta and Gachhui 2007. Publication: Cleenwerck I, De Wachter M, Gonzalez A, De Vuyst L, De Vos P. Differentiation of species of the family Acetobacteraceae by AFLP DNA fingerprinting: Gluconacetobacter kombuchae is a later heterotypic synonym of Gluconacetobacter hansenii. Int J Syst Evol Microbiol 2009; 59:1771-1786.
  • ⏰ According to Cleenwerck et al. (2009), this species is an earlier heterotypic synonym of Komagataeibacter kombuchae (Dutta and Gachhui 2007) Yamada et al. 2013. Publication: Cleenwerck I, De Wachter M, Gonzalez A, De Vuyst L, De Vos P. Differentiation of species of the family Acetobacteraceae by AFLP DNA fingerprinting: Gluconacetobacter kombuchae is a later heterotypic synonym of Gluconacetobacter hansenii. Int J Syst Evol Microbiol 2009; 59:1771-1786.
  • ⏰ According to Skraban et al. (2018), this species is an earlier heterotypic synonym of "Komagatabacter kombuchae" (Dutta and Gachhui 2007) Yamada et al. 2012. Publication: Skraban J, Cleenwerck I, Vandamme P, Fanedl L, Trcek J. Genome sequences and description of novel exopolysaccharides producing species Komagataeibacter pomaceti sp. nov. and reclassification of Komagataeibacter kombuchae (Dutta and Gachhui 2007) Yamada et al., 2013 as a later heterotypic synonym of Komagataeibacter hansenii (Gossele et al. 1983) Yamada et al., 2013. Syst Appl Microbiol 2018; 41:581-592.
  • ⏰ According to Skraban et al. (2018), this species is an earlier heterotypic synonym of Gluconacetobacter kombuchae Dutta and Gachhui 2007. Publication: Skraban J, Cleenwerck I, Vandamme P, Fanedl L, Trcek J. Genome sequences and description of novel exopolysaccharides producing species Komagataeibacter pomaceti sp. nov. and reclassification of Komagataeibacter kombuchae (Dutta and Gachhui 2007) Yamada et al., 2013 as a later heterotypic synonym of Komagataeibacter hansenii (Gossele et al. 1983) Yamada et al., 2013. Syst Appl Microbiol 2018; 41:581-592.
  • ⏰ According to Skraban et al. (2018), this species is an earlier heterotypic synonym of Komagataeibacter kombuchae (Dutta and Gachhui 2007) Yamada et al. 2013. Publication: Skraban J, Cleenwerck I, Vandamme P, Fanedl L, Trcek J. Genome sequences and description of novel exopolysaccharides producing species Komagataeibacter pomaceti sp. nov. and reclassification of Komagataeibacter kombuchae (Dutta and Gachhui 2007) Yamada et al., 2013 as a later heterotypic synonym of Komagataeibacter hansenii (Gossele et al. 1983) Yamada et al., 2013. Syst Appl Microbiol 2018; 41:581-592.
  • ⏰ According to Yamada et al. (2012), this species is not an earlier heterotypic synonym of "Komagatabacter kombuchae" (Dutta and Gachhui 2007) Yamada et al. 2012. Publication: Yamada Y, Yukphan P, Lan Vu HT, Muramatsu Y, Ochaikul D, Tanasupawat S, Nakagawa Y. Description of Komagataeibacter gen. nov., with proposals of new combinations (Acetobacteraceae). J Gen Appl Microbiol 2012; 58:397-404.
  • ⏰ According to Yamada et al. (2012), this species is not an earlier heterotypic synonym of Gluconacetobacter kombuchae Dutta and Gachhui 2007. Publication: Yamada Y, Yukphan P, Lan Vu HT, Muramatsu Y, Ochaikul D, Tanasupawat S, Nakagawa Y. Description of Komagataeibacter gen. nov., with proposals of new combinations (Acetobacteraceae). J Gen Appl Microbiol 2012; 58:397-404.
  • ⏰ According to Yamada et al. (2012), this species is not an earlier heterotypic synonym of Komagataeibacter kombuchae (Dutta and Gachhui 2007) Yamada et al. 2013. Publication: Yamada Y, Yukphan P, Lan Vu HT, Muramatsu Y, Ochaikul D, Tanasupawat S, Nakagawa Y. Description of Komagataeibacter gen. nov., with proposals of new combinations (Acetobacteraceae). J Gen Appl Microbiol 2012; 58:397-404.
  • 🏢 Synonymy of this taxon was mentioned in an IJSEM list. Publication: Oren A, Garrity GM. List of changes in taxonomic opinion no. 30. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2019; 69:1850-1851.
  • ❗ Acetobacter hansenii is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Acetobacter.
  • 😷 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 2023-10-29. The full classification is: risk group = 1.
  • 🎓 Name mentioned 5 times in PubMed until 2024-03-27.

Parent taxon: Acetobacter Beijerinck 1898 (Approved Lists 1980)

Assigned by: Gossele F, Swings J, Kersters K, Pauwels P, De Ley J. Numerical Analysis of Phenotypic Features and Protein Gel Electrophoregrams of a Wide Variety of Acetobacter strains. Proposal for the Improvement of the Taxonomy of the Genus Acetobacter Beijerinck 1898, 215. Syst Appl Microbiol 1983; 4:338-368.

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Record number: 772497