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{{Short description|Genus of bacteria}}
{{Unreferenced|date=December 2009}}
{{More citations needed|date=December 2009}}
'''Waddliaceae''' is a family of bacteria in the order [[Chlamydiales]], class [[Chlamydiae]], phylum [[Chlamydiae]], domain [[Bacteria]]. Species in this family have a chlamydia-like cycle of replication and their [[ribosomal RNA]] genes are 80–90% identical to [[ribosomal genes]] in the [[Chlamydiaceae]]. Waddliaceae currently includes one genus: ''[[Waddlia]]''.
{{Taxobox
| domain = [[Bacteria]]
| phylum = [[Chlamydiota]]
| classis = [[Chlamydiia]]
| ordo = [[Chlamydiales]]
| familia = Waddliaceae
| genus = '''''Waddlia'''''
| genus_authority = Rurangirwa et al. 1999<ref>See the [[National Center for Biotechnology Information|NCBI]] [https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Tree&id=92714&lvl webpage on Waddliaceae] Data extracted from the {{cite web | url=https://www.ncbi.nlm.nih.gov/Taxonomy/taxonomyhome.html/index.cgi |title=NCBI Taxonomy Browser |publisher=[[National Center for Biotechnology Information]] |accessdate=2011-06-05 }}</ref><ref>{{cite web |author = J.P. Euzéby |url=http://www.bacterio.cict.fr/classifphyla.html#Chlamydiae |title=Chlamydiae |accessdate=2008-09-11 |work=List of Prokaryotic names with Standing in Nomenclature |publisher= |date= }}</ref>
| type_species = ''Waddlia chondrophila''
| type_species_authority = Rurangirwa et al. 1999
| subdivision_ranks = Species
| subdivision =
* ''W. chondrophila'' <small>Rurangirwa et al. 1999</small>
* "''W. malaysiensis''" <small>Chua et al. 2005</small>
}}


'''''Waddlia''''' is a [[genus]] of [[bacteria]] in its own family, '''Waddliaceae'''. Species in this genus have a ''[[Chlamydia (bacterium)|Chlamydia]]''-like cycle of replication and their [[ribosomal RNA]] genes are 80–90% identical to [[ribosomal genes]] in the [[Chlamydiaceae]].
The type species is ''Waddlia chondrophila'' strain WSU 86-1044T, which was isolated from the tissues of a [[first-trimester]] aborted [[bovine]] [[fetus]]. Isolated in 1986, this species was originally characterized as a [[Rickettsia]]. [[DNA sequencing]] of the [[ribosomal genes]] corrected the characterization. Another ''W. chondrophila'' strain, 2032/99, was found along with ''[[Neospora caninum]]'' in a [[septic]] stillborn calf.


The type species is ''Waddlia chondrophila'' strain WSU 86-1044T, which was isolated from the tissues of a [[first trimester|first-trimester]] aborted [[bovine]] [[fetus]]. Isolated in 1986, this species was originally characterized as a ''[[Rickettsia]]''. [[DNA sequencing]] of the [[ribosomal genes]] corrected the characterization. Another ''W. chondrophila'' strain, 2032/99, was found along with ''[[Neospora caninum]]'' in a [[Septic shock|septic]] stillborn calf.
The species ''Waddlia malaysiensis'' G817 has been proposed. ''W. malaysiensis'' was identified in the urine of [[Malaysian fruit bats]] (''[[Eonycteris spelaea]]'').


''Waddlia chondrophila'' may be linked to miscarriages in pregnant women. A study found ''Waddlia chondrophila'' present in the placenta and vagina of 32 women, 10 of which who had miscarriages.<ref>{{Cite journal|last=Baud|first=David|last2=Goy|first2=Geneviève|last3=Osterheld|first3=Maria-Chiara|last4=Croxatto|first4=Antony|last5=Borel|first5=Nicole|last6=Vial|first6=Yvan|last7=Pospischil|first7=Andreas|last8=Greub|first8=Gilbert|title=Role of Waddlia chondrophila Placental Infection in Miscarriage|url=http://wwwnc.cdc.gov/eid/article/20/3/13-1019_article.htm|journal=Emerging Infectious Diseases|volume=20|issue=3|pages=460–464|doi=10.3201/eid2003.131019|pmc=3944840|pmid=24564950}}</ref> It is hypothesized that the bacterial grows in placental cells, damaging the placenta.<ref>{{Cite journal|last=Baud|first=David|last2=Goy|first2=Geneviève|last3=Osterheld|first3=Maria-Chiara|last4=Croxatto|first4=Antony|last5=Borel|first5=Nicole|last6=Vial|first6=Yvan|last7=Pospischil|first7=Andreas|last8=Greub|first8=Gilbert|title=Role of Waddlia chondrophila Placental Infection in Miscarriage|url=http://wwwnc.cdc.gov/eid/article/20/3/13-1019_article.htm|journal=Emerging Infectious Diseases|volume=20|issue=3|pages=460–464|doi=10.3201/eid2003.131019|pmc=3944840|pmid=24564950}}</ref>
[[Category:Chlamydiae]]


The species ''Waddlia malaysiensis'' G817 has been proposed. ''W. malaysiensis'' was identified in the urine of Malaysian fruit bats (''[[Eonycteris spelaea]]'').
[[es:Waddliaceae]]

==See also==
* [[List of bacterial orders]]
* [[List of bacteria genera]]

==References==
{{Wikispecies|Waddliaceae}}
{{Reflist}}

{{Bacteria classification|state=collapsed}}
{{Taxonbar|from=Q925232}}

[[Category:Chlamydiota]]
[[Category:Bacteria genera]]


{{Bacteria-stub}}

Latest revision as of 01:27, 3 January 2024

Waddlia
Scientific classification
Domain:
Phylum:
Class:
Order:
Family:
Waddliaceae
Genus:
Waddlia

Rurangirwa et al. 1999[1][2]
Type species
Waddlia chondrophila
Rurangirwa et al. 1999
Species
  • W. chondrophila Rurangirwa et al. 1999
  • "W. malaysiensis" Chua et al. 2005

Waddlia is a genus of bacteria in its own family, Waddliaceae. Species in this genus have a Chlamydia-like cycle of replication and their ribosomal RNA genes are 80–90% identical to ribosomal genes in the Chlamydiaceae.

The type species is Waddlia chondrophila strain WSU 86-1044T, which was isolated from the tissues of a first-trimester aborted bovine fetus. Isolated in 1986, this species was originally characterized as a Rickettsia. DNA sequencing of the ribosomal genes corrected the characterization. Another W. chondrophila strain, 2032/99, was found along with Neospora caninum in a septic stillborn calf.

Waddlia chondrophila may be linked to miscarriages in pregnant women. A study found Waddlia chondrophila present in the placenta and vagina of 32 women, 10 of which who had miscarriages.[3] It is hypothesized that the bacterial grows in placental cells, damaging the placenta.[4]

The species Waddlia malaysiensis G817 has been proposed. W. malaysiensis was identified in the urine of Malaysian fruit bats (Eonycteris spelaea).

See also

[edit]

References

[edit]
  1. ^ See the NCBI webpage on Waddliaceae Data extracted from the "NCBI Taxonomy Browser". National Center for Biotechnology Information. Retrieved 2011-06-05.
  2. ^ J.P. Euzéby. "Chlamydiae". List of Prokaryotic names with Standing in Nomenclature. Retrieved 2008-09-11.
  3. ^ Baud, David; Goy, Geneviève; Osterheld, Maria-Chiara; Croxatto, Antony; Borel, Nicole; Vial, Yvan; Pospischil, Andreas; Greub, Gilbert. "Role of Waddlia chondrophila Placental Infection in Miscarriage". Emerging Infectious Diseases. 20 (3): 460–464. doi:10.3201/eid2003.131019. PMC 3944840. PMID 24564950.
  4. ^ Baud, David; Goy, Geneviève; Osterheld, Maria-Chiara; Croxatto, Antony; Borel, Nicole; Vial, Yvan; Pospischil, Andreas; Greub, Gilbert. "Role of Waddlia chondrophila Placental Infection in Miscarriage". Emerging Infectious Diseases. 20 (3): 460–464. doi:10.3201/eid2003.131019. PMC 3944840. PMID 24564950.