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Swedish University of Agricultural Sciences

Veterinary bacteriology: information about important bacteria
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Species/Subspecies: Trueperella pyogenes
Etymology: Genus name: named after the German microbiologist Hans Georg Trüper
Species epithet: pus producing
Significance:  [Very important]   
Old Species Name(s):Corynebacterium pyogenes, Actinomyces pyogenes, Arcanobacterium pyogenes.
Taxonomy:
Phylum
Actinobacteria
Class
Actinobacteria
Order
Actinomycetales
Family
Actinomycetaceae 
Genus
Trueperella
Type Strain: C-100 = ATCC 19411 = CCUG 13230 = NCTC 5224
Macromorphology (smell):
Trueperella pyogenes  Trueperella pyogenes  Trueperella pyogenes  
Trueperella pyogenes  
Very small white, opaque and glistening colonies (0.2-0.5 and 0,2-1,0 mm in diameter after 24 and 48 h, respectively) with β-hemolysis (clear hemolysis) on e.g. bovine, equine and sheep blood agar.
Micromorphology: Small coccoid or pleomorphic nonmotile rods (0.5 x 2 µm), which appear singly, in pairs or short chains. The pairs are often V-shaped. They may also form filaments.
Gram +/Gram -:
Trueperella pyogenes  
G+
Metabolism: Facultatively anaerobic
Catalase/Oxidase:-/?
Spec. Char.:
Special Media:
Trueperella pyogenes  Trueperella pyogenes  
SELMA- or SELMA Plus plates are used for cultivation of samples from suspected mastitis cases.
Hosts: Cattle, sheep, goat, pigs
Disease (Swedish):Reservoir: Mastit, abscess, pneumoni, lymfadenit, artrit
Disease (English):Mastitis, abscesses, pneumonia, lymphadenitis, arthritis
Clinical Picture:
Genome Sequence:
Acc-noStrainSize (bp)GenomeRef.
CP012649 2012CQ-ZSH 2 295 822 1c + ? Nr 135

16S rRNA Seq.:
Acc-noStrainNumber of NTOperon
X79225 (T) 1323 

Taxonomy/phylogeny:
Trueperella pyogenes  
Presently, this genus is composed of only five species, which are closely related to the genus Actinobaculum.
Updated:2019-10-03

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