Name: Achromobacter kerstersii Vandamme et al. 2016

Category: Species

Proposed as: sp. nov.

Etymology: kers.ter’si.i. N.L. gen. masc. n. kerstersii, of Kersters, named for Karel Kersters, who was one of the pioneers for studying the taxonomy of Achromobacter

Pronunciation (Latin), gender: … kers-TER-si-i, masculine

Type strain: CCUG 62449; LMG 3441

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: HG324052 Analyse FASTA

Valid publication: Vandamme PA, Peeters C, Inganas E, Cnockaert M, Houf K, Spilker T, Moore ER, LiPuma JJ. Taxonomic dissection of Achromobacter denitrificans Coenye et al. 2003 and proposal of Achromobacter agilis sp. nov., nom. rev., Achromobacter pestifer sp. nov., nom. rev., Achromobacter kerstersii sp. nov. and Achromobacter deleyi sp. nov. Int J Syst Evol Microbiol 2016; 66:3708-3717. 🇧🇪

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 66, part 9 of the IJSEM. Int J Syst Evol Microbiol 2016; 66:4921-4923.

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 Germany has been imported on 2023-10-29. The full classification is: risk group = 1. — 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 5 times in PubMed until 2025-06-04.
  • 🪓 Organisms assigned to this species have previously been classified as Achromobacter denitrificans (Rüger and Tan 1983 ex Leifson and Hugh 1954) Coenye et al. 2003. Publication: Coenye T, Vancanneyt M, Cnockaert MC, Falsen E, Swings J, Vandamme P. Kerstersia gyiorum gen. nov., sp. nov., a novel Alcaligenes faecalis-like organism isolated from human clinical samples, and reclassification of Alcaligenes denitrificans Ruger and Tan 1983 as Achromobacter denitrificans comb. nov. Int J Syst Evol Microbiol 2003; 53:1825-1831. 🇧🇪 Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 53, part 6 of the IJSEM. Int J Syst Evol Microbiol 2004; 54:309-311.
  • 🫡 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. This name is not taxonomically suspended any more in favour of Achromobacter denitrificans (Rüger and Tan 1983 ex Leifson and Hugh 1954) Coenye et al. 2003. Publication: Coenye T, Vancanneyt M, Cnockaert MC, Falsen E, Swings J, Vandamme P. Kerstersia gyiorum gen. nov., sp. nov., a novel Alcaligenes faecalis-like organism isolated from human clinical samples, and reclassification of Alcaligenes denitrificans Ruger and Tan 1983 as Achromobacter denitrificans comb. nov. Int J Syst Evol Microbiol 2003; 53:1825-1831. 🇧🇪 Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 53, part 6 of the IJSEM. Int J Syst Evol Microbiol 2004; 54:309-311.

Parent taxon: Achromobacter Yabuuchi and Yano 1981

Assigned by: Vandamme PA, Peeters C, Inganas E, Cnockaert M, Houf K, Spilker T, Moore ER, LiPuma JJ. Taxonomic dissection of Achromobacter denitrificans Coenye et al. 2003 and proposal of Achromobacter agilis sp. nov., nom. rev., Achromobacter pestifer sp. nov., nom. rev., Achromobacter kerstersii sp. nov. and Achromobacter deleyi sp. nov. Int J Syst Evol Microbiol 2016; 66:3708-3717. 🇧🇪

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Record number: 794611