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// Workers AI · dad joke modeWhat did Olsenella say to its friend? "You're a cell-abration!

From Wikipedia, the free encyclopedia

Olsenella
Scientific classification Edit this classification
Domain: Bacteria
Kingdom: Bacillati
Phylum: Actinomycetota
Class: Coriobacteriia
Order: Coriobacteriales
Family: Atopobiaceae
Genus: Olsenella
Dewhirst et al. 2001[1]
Type species
Olsenella uli
(Olsen et al. 1991) Dewhirst et al. 2001
Species[2]

Olsenella is a Gram-positive, non-spore-forming, obligate anaerobic and non-motile bacterial genus from the family Atopobiaceae.[1][3][4][5] Olsenella is named after the microbiologist Ingar Olsen.[5][6] Olsenella bacteria are involved in endodontic infections in humans.[7]

Phylogeny

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The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature (LPSN)[1] and National Center for Biotechnology Information (NCBI).[2]

16S rRNA-based LTP_10_2024[8][9][10] Based on 120 marker proteins, GTDB R11-RS232[11][12]
Olsenella

O. profusa

O. phocaeensis

O. massiliensis

O. uli

O. porci

O. urininfantis

Olsenella sensu lato

O. massiliensis Zgheib et al. 2021

O. profusa Dewhirst et al. 2001

O. urininfantis Zgheib et al. 2021

O. porci Wylensek et al. 2021

O. phocaeensis Zgheib et al. 2021

O. uli (Olsen et al. 1991) Dewhirst et al. 2001

O. intestinalis Guan et al. 2023

O. absiana Paek et al. 2024

O. kribbiana Bai et al. 2025

References

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  1. 1 2 3 Olsenella in LPSN; Freese, H. M.; Meier-Kolthoff, J. P.; Sardà Carbasse, J.; Afolayan, A. O.; Göker, M. (29 October 2025). "TYGS and LPSN in 2025: a Global Core Biodata Resource for genome-based classification and nomenclature of prokaryotes within DSMZ Digital Diversity". Nucleic Acids Research. 53: D1–D12. doi:10.1093/nar/gkaf1110.
  2. 1 2 Schoch, C. L.; et al. "Olsenella". National Center for Biotechnology Information taxonomy database. Retrieved 27 July 2026.
  3. "Olsenella". www.uniprot.org.
  4. Parker, Charles Thomas; Taylor, Dorothea; Garrity, George M (2011). Parker, Charles Thomas; Garrity, George M (eds.). "Nomenclature Abstract for Olsenella Dewhirst et al. 2001 emend. Kraatz et al. 2011". The NamesforLife Abstracts. doi:10.1601/nm.5755.
  5. 1 2 Dewhirst, Floyd E.; Wade, William G. (2015). "Olsenella". Bergey's Manual of Systematics of Archaea and Bacteria. John Wiley & Sons, Ltd. pp. 1–5. doi:10.1002/9781118960608.gbm00220. ISBN 9781118960608.
  6. Whitman, William B.; Goodfellow, Michael; Kämpfer, Peter; Busse, Hans-Jürgen; Trujillo, Martha E.; Ludwig, Wolfgang; Suzuki, Ken-ichiro (2012). Bergey's Manual of Systematic Bacteriology: Volume 5: The Actinobacteria. Springer Science & Business Media. ISBN 9780387682334.
  7. Torabinejad, Mahmoud; Walton, Richard E. (2009). Endodontics: Principles and Practice. Elsevier Health Sciences. ISBN 978-1416038511.
  8. "The LTP". Retrieved 27 July 2026.
  9. "LTP_all tree in Newick format". Retrieved 10 December 2024.
  10. "LTP_10_2024 Release Notes" (PDF). Retrieved 10 December 2024.
  11. "GTDB release R11-RS232". Genome Taxonomy Database. Retrieved 27 July 2026.
  12. "bac120_r232.sp_labels.tree". Genome Taxonomy Database. Retrieved 27 July 2026.

Further reading

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