Olsenella

Olsenella
Scientific classification
Domain:	Bacteria
Kingdom:	Bacillati
Phylum:	Actinomycetota
Class:	Coriobacteriia
Order:	Coriobacteriales
Family:	Atopobiaceae
Genus:	Olsenella; Dewhirst et al. 2001
Type species
	Olsenella uli; (Olsen et al. 1991) Dewhirst et al. 2001
Species
	O. absiana; "O. congonensis"; O. intestinalis; O. kribbiana; "O. lakotia"; O. massiliensis; O. phocaeensis; O. porci; O. profusa; O. uli; O. urininfantis;

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

Phylogeny

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

16S rRNA based LTP_10_2024

120 marker proteins based GTDB 10-RS226

Olsenella

O. profusa

O. phocaeensis

O. massiliensis

O. uli

	O. porci

	O. urininfantis

Olsenella

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

	O. phocaeensis Ricaboni et al. 2017 ex Zgheib et al. 2021

	O. urininfantis Zgheib et al. 2021

	O. massiliensis Zgheib et al. 2021

	O. profusa Dewhirst et al. 2001

References

1 2 3 Olsenella in LPSN; Freese, H. M.; Meier-Kolthoff, J. P.; Sardà Carbasse, J.; Afolayan, A. O.; Göker, M. (2026). "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. 54 (D1): D884–D891. doi:10.1093/nar/gkaf1110.
1 2 C.L. Schoch; et al. "Olsenella". National Center for Biotechnology Information (NCBI) taxonomy database. Retrieved 2025-02-28.
↑ "Olsenella". www.uniprot.org.
↑ 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.
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.
↑ 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.
↑ Torabinejad, Mahmoud; Walton, Richard E. (2009). Endodontics: Principles and Practice. Elsevier Health Sciences. ISBN 978-1416038511.
↑ "The LTP". Retrieved 10 December 2024.
↑ "LTP_all tree in newick format". Retrieved 10 December 2024.
↑ "LTP_10_2024 Release Notes" (PDF). Retrieved 10 December 2024.
↑ "GTDB release 10-RS226". Genome Taxonomy Database. Retrieved 1 May 2025.
↑ "bac120_r226.sp_label". Genome Taxonomy Database. Retrieved 1 May 2025.
↑ "Taxon History". Genome Taxonomy Database. Retrieved 1 May 2025.

Göker, Markus; Held, Brittany; Lucas, Susan; Nolan, Matt; Yasawong, Montri; Glavina Del Rio, Tijana; Tice, Hope; Cheng, Jan-Fang; Bruce, David; Detter, John C.; Tapia, Roxanne; Han, Cliff; Goodwin, Lynne; Pitluck, Sam; Liolios, Konstantinos; Ivanova, Natalia; Mavromatis, Konstantinos; Mikhailova, Natalia; Pati, Amrita; Chen, Amy; Palaniappan, Krishna; Land, Miriam; Hauser, Loren; Chang, Yun-Juan; Jeffries, Cynthia D.; Rohde, Manfred; Sikorski, Johannes; Pukall, Rüdiger; Woyke, Tanja; Bristow, James; Eisen, Jonathan A.; Markowitz, Victor; Hugenholtz, Philip; Kyrpides, Nikos C.; Klenk, Hans-Peter; Lapidus, Alla (20 August 2010). "Complete genome sequence of Olsenella uli type strain (VPI D76D-27CT)". Standards in Genomic Sciences. 3 (1): 76–84. doi:10.4056/sigs.1082860. PMC 3035265. PMID 21304694.
Kraatz, M; Wallace, RJ; Svensson, L (April 2011). "Olsenella umbonata sp. nov., a microaerotolerant anaerobic lactic acid bacterium from the sheep rumen and pig jejunum, and emended descriptions of Olsenella, Olsenella uli and Olsenella profusa". International Journal of Systematic and Evolutionary Microbiology. 61 (Pt 4): 795–803. doi:10.1099/ijs.0.022954-0. PMID 20435744.

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[LPSN-1] 1 2 3 Olsenella in LPSN; Freese, H. M.; Meier-Kolthoff, J. P.; Sardà Carbasse, J.; Afolayan, A. O.; Göker, M. (2026). "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. 54 (D1): D884–D891. doi:10.1093/nar/gkaf1110.

[NCBI-2] 1 2 C.L. Schoch; et al. "Olsenella". National Center for Biotechnology Information (NCBI) taxonomy database. Retrieved 2025-02-28.

[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.

[Bergey-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 10 December 2024.

[9] "LTP_all tree in newick format". Retrieved 10 December 2024.

[10] "LTP_10_2024 Release Notes" (PDF). Retrieved 10 December 2024.

[about-11] "GTDB release 10-RS226". Genome Taxonomy Database. Retrieved 1 May 2025.

[tree_bac-12] "bac120_r226.sp_label". Genome Taxonomy Database. Retrieved 1 May 2025.

[taxon_history-13] "Taxon History". Genome Taxonomy Database. Retrieved 1 May 2025.

Olsenella

Phylogeny

References

Further reading