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Species Rickettsia japonica
Name: Rickettsia japonica Uchida et al. 1992
Etymology: ja.po’ni.ca. N.L. fem. adj. japonica, pertaining to Japan, the country from which the first isolates were identified
Pronunciation (Latin), gender: … ja-PO-ni-ka, feminine
Type strain: ATCC VR-1363; YH
Conduct genome-based taxonomy at
16S rRNA gene:
AP011533
Analyse
FASTA
Valid publication:
Uchida T, Uchiyama T, Kumano K, Walker DH. Rickettsia japonica sp. nov., the etiological agent of spotted fever group rickettsiosis in Japan. Int J Syst Bacteriol 1992; 42:303-305. 
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IJSEM list:
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.
Nomenclatural status: validly published under the ICNP
Taxonomic status: correct name (and explicitly recommended for medical use)
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Emendations:
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Hördt et al. 2020
Hordt A, Lopez MG, Meier-Kolthoff JP, Schleuning M, Weinhold LM, Tindall BJ, Gronow S, Kyrpides NC, Woyke T, Goker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria. Front Microbiol 2020; 11:468. 🇩🇪
Oren A, Garrity GM. List of changes in taxonomic opinion no. 32. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2020; 70:4061-4090.
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Hördt et al. 2020
Hordt A, Lopez MG, Meier-Kolthoff JP, Schleuning M, Weinhold LM, Tindall BJ, Gronow S, Kyrpides NC, Woyke T, Goker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria. Front Microbiol 2020; 11:468.
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Notes:
- 🧬 The phylogenomic assignment score of this taxon is 0.26536 (N = 2).
- 😷 The risk group for Belgium has been imported on 2024-02-05. The full classification is: risk group = 2, note = "human pathogen". — The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 3, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 3. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 3, note = "Z". — The risk group for France has been imported on 2024-08-30. The full classification is: risk group = 3. — The risk group for United Kingdom has been imported on 2024-01-31. The full classification is: risk group = 3. — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
- 🎓 Name mentioned 153 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 risk group of the species itself.
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🧍 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 (Reading) 2022; 168:0. 🇬🇧
Parent taxon: Rickettsia da Rocha-Lima 1916 (Approved Lists 1980)
Assigned by:
Uchida T, Uchiyama T, Kumano K, Walker DH. Rickettsia japonica sp. nov., the etiological agent of spotted fever group rickettsiosis in Japan. Int J Syst Bacteriol 1992; 42:303-305. 🇺🇸
Linking: To permanently link to this page, use https://lpsn.dsmz.de/species/rickettsia-japonicaLink copied to clipboard
Record number: 784792
This LPSN page was printed on 2026-03-06 02:46:22