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Swedish University of Agricultural Sciences

Veterinary bacteriology: information about important bacteria
Veterinary bacteriology


Species/Subspecies: Actinobaculum suis
Etymology: Genus name: ray rod.
Species epithet: from pigs.
Significance:  [Of minor importance]   
Alternative Species Name(s):Eubacterium suis, Actinomyces suis
Taxonomy:
Phylum
Actinobacteria
Class
Actinobacteria
Order
Actinomycetales
Family
Actinomycetaceae 
Genus
Actinobaculum
Type Strain: Soltys 50052 = ATCC 33144 = CCUG 19206
Macromorphology (smell): Small colonies with raised shiny centre and dull edge (up to 3 mm in diameter).
Micromorphology: Coryneform or pleomorfic and nonmotile rods (0.3-0.5 x 2-3 µm).
Gram +/Gram -:G+
Metabolism: anaerobic
Catalase/Oxidase:-/-
Other Enzymes: Esculinase -, urease +
Fermentation of carbohydrates:
D-glucoselactosemaltoseL-rhamnosesucrose
--+--
L-arabinosecellobioseD-mannitolsalicintrehalose
-----
glycerolinulinraffinoseD-sorbitolstarch
----+
Fructose, mannose, xylose -.
Spec. Char.:
Disease:See table
HostsDiseaseClinical picture
PigsCystitis, pyelonephritisUrinary tract infection (cystitis) and renal pelvic infection (pyelonephritis) mainly affect sows. May be found in the preputium in boars without symptoms of disease
16S rRNA Seq.:
Acc-noStrainNumber of NTOperon
S83623 (T) 1545  

Taxonomy/phylogeny:
 
Presently, this genus is composed of only two species, which are closely related to genus Trueperella.
Updated:2020-12-10

News

The revised taxonomy of the mollicutes

The revised taxonomy of mollicutes (mycoplasmas) has now been introduced on VetBact, which means that many of the species have been given new genus names or moved to another higher taxon. 

Published 2021-11-25. Read more...

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