Name: Providencia xianensis Dong et al. 2025
Etymology: xi.a.nen’sis. N.L. fem. adj. xianensis, of Xi'an, referring to Xi'an City, Shaanxi Province, where the organism was isolated
Pronunciation (Latin), gender: pro-wi-DEN-ki-a xi-a-NEN-sis, feminine
Type strain: 23021821; CCTCC AB 2023264; NBRC 116615
Conduct genome-based taxonomy at
16S rRNA gene:
OR913256
Analyse
FASTA
Effective publication:
Dong X, Xiang Y, Yang P, Wang S, Yan W, Yuan Y, Zhou S, Zhou K, Liu J, Zhang Y. Novel Providencia xianensis sp. nov.: A multidrug-resistant species identified in clinical infections. Eur J Clin Microbiol Infect Dis 2024; 43:1461-1467. 
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IJSEM list:
Oren A, Göker M. Validation list no. 221. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2025; 75:6562.
Nomenclatural status: validly published under the ICNP
Taxonomic status: correct name (and explicitly recommended for medical use)
Parent taxon: Providencia Ewing 1962 (Approved Lists 1980)
Assigned by:
Dong X, Xiang Y, Yang P, Wang S, Yan W, Yuan Y, Zhou S, Zhou K, Liu J, Zhang Y. Novel Providencia xianensis sp. nov.: A multidrug-resistant species identified in clinical infections. Eur J Clin Microbiol Infect Dis 2024; 43:1461-1467. 🇨🇳
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