Name: Aerococcus loyolae Choi et al. 2023

Category: Species

Proposed as: sp. nov.

Etymology: lo.yo’lae. N.L. gen. fem. n. loyolae, of Loyola, named after Loyola University Chicago for site of isolation

Gender: masculine

Type strain: ATCC TSD-300; CCUG 76533; DSM 115698; NR-58628; UMB0080

Conduct genome-based taxonomy at

16S rRNA gene: OP410924 Analyse FASTA

Valid publication: Choi BI, Ene A, Du J, Johnson G, Putonti C, Schouw CH, Dargis R, Senneby E, Christensen JJ, Wolfe AJ. Taxonomic considerations on Aerococcus urinae with proposal of subdivision into Aerococcus urinae, Aerococcus tenax sp. nov., Aerococcus mictus sp. nov., and Aerococcus loyolae sp. nov. Int J Syst Evol Microbiol 2023; 73:6066. 🇺🇸

IJSEM list: Oren A, Göker M. Notification list. Notification that new names and new combinations have appeared in volume 73, part 9 of the IJSEM. Int J Syst Evol Microbiol 2023; 73:6158.

Nomenclatural status: validly published under the ICNP

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

• Notes:
  • 🎓 Name mentioned 2 times in PubMed until 2025-06-04.
  • 🪓 Organisms assigned to this species have previously been classified as Aerococcus urinae Aguirre and Collins 1992. Publication: Aguirre M, Collins MD. Phylogenetic analysis of some Aerococcus-like organisms from urinary tract infections: description of Aerococcus urinae sp. nov. J Gen Microbiol 1992; 138:401-405. 🇬🇧 Anonymous. Validation list no. 42. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1992; 42:511.
  • 🫡 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 Aerococcus urinae Aguirre and Collins 1992. Publication: Aguirre M, Collins MD. Phylogenetic analysis of some Aerococcus-like organisms from urinary tract infections: description of Aerococcus urinae sp. nov. J Gen Microbiol 1992; 138:401-405. 🇬🇧 Anonymous. Validation list no. 42. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1992; 42:511.

Parent taxon: Aerococcus Williams et al. 1953 (Approved Lists 1980)

Assigned by: Choi BI, Ene A, Du J, Johnson G, Putonti C, Schouw CH, Dargis R, Senneby E, Christensen JJ, Wolfe AJ. Taxonomic considerations on Aerococcus urinae with proposal of subdivision into Aerococcus urinae, Aerococcus tenax sp. nov., Aerococcus mictus sp. nov., and Aerococcus loyolae sp. nov. Int J Syst Evol Microbiol 2023; 73:6066. 🇺🇸

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Record number: 8957