Name: Cutibacterium modestum Dekio et al. 2020

Category: Species

Proposed as: sp. nov.

Etymology: mo.des’tum. L. neut. adj. modestum, moderate, referring to its relatively modest type of metabolism

Pronunciation (Latin), gender: … mo-DES-tum, neuter

Type strain: DSM 109769; JCM 33380; M12

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: LC466959 Analyse FASTA

Valid publication: Dekio I, Sakamoto M, Suzuki T, Yuki M, Kinoshita S, Murakami Y, Ohkuma M. Cutibacterium modestum sp. nov., isolated from meibum of human meibomian glands, and emended descriptions of Cutibacterium granulosum and Cutibacterium namnetense. Int J Syst Evol Microbiol 2020; 70:2457-2462. 🇯🇵

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 70, part 4 of the IJSEM. Int J Syst Evol Microbiol 2020; 70:4050-4060.

Nomenclatural status: validly published under the ICNP

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

• Emendations:
  • Dekio et al. 2021 Dekio I, Okuda KI, Nishida M, Hamada-Tsutsumi S, Suzuki T, Kinoshita S, Tamura H, Ohnuma K, Murakami Y, Kinjo Y, et al. Common Features and Intra-Species Variation of Cutibacterium modestum Strains, and Emended Description of the Species. Microorganisms 2021; 9:0. 🇯🇵 Oren A, Garrity GM. List of changes in taxonomic opinion no. 36. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2022; 72:5413.

• Notes:
  • 🎓 Name mentioned 11 times in PubMed until 2025-06-04.
  • 🙆 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 pathogenicity of the species itself.
  • 🧍 According to Bartlett et al. (2022), this species is a putative human pathogen. Publication: Bartlett A, Padfield D, Lear L, Bendall R, Vos M. A comprehensive list of bacterial pathogens infecting humans. Microbiology (Reading) 2022; 168:0. 🇬🇧

Parent taxon: Cutibacterium Scholz and Kilian 2016

Assigned by: Dekio I, Sakamoto M, Suzuki T, Yuki M, Kinoshita S, Murakami Y, Ohkuma M. Cutibacterium modestum sp. nov., isolated from meibum of human meibomian glands, and emended descriptions of Cutibacterium granulosum and Cutibacterium namnetense. Int J Syst Evol Microbiol 2020; 70:2457-2462. 🇯🇵

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Record number: 7946