Name: Granulicatella adiacens corrig. (Bouvet et al. 1989) Collins and Lawson 2000

Category: Species

Proposed as: comb. nov.

Basonym: Streptococcus adjacens Bouvet et al. 1989

Etymology: ad’ia.cens. L. fem. part. adj. adiacens, adjacent, indicating that this organism can grow as satellite colonies adjacent to other bacterial growth

Pronunciation (Latin), gender: gra-nu-li-ka-TEL-la AD-ia-kens, feminine

Type strain: ATCC 49175; CCUG 27809; CIP 103.243; DSM 9848; GaD; LMG 14496; NCTC 13000

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: MK330556 Analyse FASTA

Valid publication: Collins MD, Lawson PA. The genus Abiotrophia (Kawamura et al.) is not monophyletic: proposal of Granulicatella gen. nov., Granulicatella adiacens comb. nov., Granulicatella elegans comb. nov. and Granulicatella balaenopterae comb. nov. Int J Syst Evol Microbiol 2000; 50:365-369. 🇬🇧

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 50, part 1 of the IJSEM. Int J Syst Evol Microbiol 2000; 50:425-426.

Nomenclatural status: validly published under the ICNP

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

Risk group: 2

• Synonyms:

  • Name	Kind
    Abiotrophia adiacens corrig. (Bouvet et al. 1989) Kawamura et al. 1995	homotypic synonym, validly published under the ICNP
    Streptococcus adiacens corrig. Bouvet et al. 1989	homotypic synonym, validly published under the ICNP
    Streptococcus adjacens Bouvet et al. 1989	homotypic synonym, inaccurate spelling

• Notes:
  • 🥇 Nomenclatural type of the genus Granulicatella Collins and Lawson 2000. Publication: Collins MD, Lawson PA. The genus Abiotrophia (Kawamura et al.) is not monophyletic: proposal of Granulicatella gen. nov., Granulicatella adiacens comb. nov., Granulicatella elegans comb. nov. and Granulicatella balaenopterae comb. nov. Int J Syst Evol Microbiol 2000; 50:365-369. 🇬🇧
  • 😷 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 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 200 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 species itself.
  • 🧍 The spelling of the specific epithet is adiacens in the nomenclatural names Granulicatella adiacens and Abiotophia adiacens, and adjacens in the nomenclatural name Streptococcus adjacens. For more information, see Abiotrophia adiacens. Publication: Euzeby JP. List of Bacterial Names with Standing in Nomenclature: a folder available on the Internet. Int J Syst Bacteriol 1997; 47:590-592. 🇫🇷

Parent taxon: Granulicatella Collins and Lawson 2000

Assigned by: Collins MD, Lawson PA. The genus Abiotrophia (Kawamura et al.) is not monophyletic: proposal of Granulicatella gen. nov., Granulicatella adiacens comb. nov., Granulicatella elegans comb. nov. and Granulicatella balaenopterae comb. nov. Int J Syst Evol Microbiol 2000; 50:365-369. 🇬🇧

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.776611Copy to clipboardLink copied to clipboard

Record number: 776611

• Previous versions:

  • Version	Date	JSON
    1	2026-03-31