Name: Dolosigranulum pigrum Aguirre et al. 1994

Category: Species

Proposed as: sp. nov.

Etymology: pig’rum. L. neut. adj. pigrum, lazy

Gender: neuter

Type strain: ATCC 51524; CCUG 33392; CIP 104051; IFO 15550; LMG 15126; NBRC 15550; NCFB 2975; NCIMB 702975; R91/1468

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: X70907 Analyse FASTA

Effective publication: Aguirre M, Morrison D, Cookson BD, Gay FW, Collins MD. Phenotypic and phylogenetic characterization of some Gemella-like organisms from human infections: description of Dolosigranulum pigrum gen. nov., sp. nov. J Appl Bacteriol 1993; 75:608-612.

IJSEM list: Anonymous. Validation list no. 49. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1994; 44:370-371.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

• Notes:
  • 🥇 Nomenclatural type of the genus Dolosigranulum Aguirre et al. 1994. Publication: Aguirre M, Morrison D, Cookson BD, Gay FW, Collins MD. Phenotypic and phylogenetic characterization of some Gemella-like organisms from human infections: description of Dolosigranulum pigrum gen. nov., sp. nov. J Appl Bacteriol 1993; 75:608-612.
  • 😷 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 Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 2, note = "PIIC TMP". — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 2.
  • 🎓 Name mentioned 58 times in PubMed until 2024-03-27.
  • 🧍 According to Bartlett et al. (2022), this species is an established human pathogen. Publication: Bartlett A, Padfield D, Lear L, Bendall R, Vos M. A comprehensive list of bacterial pathogens infecting humans. Microbiology 2022; 168:0.

Parent taxon: Dolosigranulum Aguirre et al. 1994

Assigned by: Aguirre M, Morrison D, Cookson BD, Gay FW, Collins MD. Phenotypic and phylogenetic characterization of some Gemella-like organisms from human infections: description of Dolosigranulum pigrum gen. nov., sp. nov. J Appl Bacteriol 1993; 75:608-612.

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Record number: 783747