Name: Porphyromonas miyakawae Hamaguchi et al. 2025

Category: Species

Proposed as: sp. nov.

Etymology: mi.ya’ka.wae. N.L. gen. masc. n. miyakawae, named after Dr. Masasumi Miyakawa, a Japanese scientist, in recognition of his significant contributions to the establishment of germ-free animal models

Pronunciation (Latin), gender: por-p^hy-RO-mo-nas mi-YA-ka-wa͡e, feminine

Type strain: 13CB11C; DSM 116947; JCM 36129

Conduct genome-based taxonomy at

16S rRNA gene: LC776913 Analyse FASTA

Valid publication: Hamaguchi T, Ohara M, Hisatomi A, Sekiguchi K, Takeda JI, Ueyama J, Ito M, Nishiwaki H, Ogi T, Hirayama M, et al. Desulfovibrio falkowii sp. nov., Porphyromonas miyakawae sp. nov., Mediterraneibacter flintii sp. nov. and Owariibacterium komagatae gen. nov., sp. nov., isolated from human faeces. Int J Syst Evol Microbiol 2025; 75:6636. 🇯🇵

IJSEM list: Oren A, Göker M. Notification list. Notification that new names and new combinations have appeared in volume 75, part 1 of the IJSEM. Int J Syst Evol Microbiol 2025; 75:6689.

Nomenclatural status: validly published under the ICNP

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

• Notes:
  • 🎓 Name mentioned 1 time in PubMed until 2026-01-27.
  • 🙆 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.

Parent taxon: Porphyromonas Shah and Collins 1988

Assigned by: Hamaguchi T, Ohara M, Hisatomi A, Sekiguchi K, Takeda JI, Ueyama J, Ito M, Nishiwaki H, Ogi T, Hirayama M, et al. Desulfovibrio falkowii sp. nov., Porphyromonas miyakawae sp. nov., Mediterraneibacter flintii sp. nov. and Owariibacterium komagatae gen. nov., sp. nov., isolated from human faeces. Int J Syst Evol Microbiol 2025; 75:6636. 🇯🇵

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.56621Copy to clipboardLink copied to clipboard

Record number: 56621

• Previous versions:

  • Version	Date	JSON
    1	2026-03-31