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Swedish University of Agricultural Sciences

Veterinary bacteriology: information about important bacteria
Veterinary bacteriology


Species/Subspecies: Corynebacterium kutscheri
Category: Causes hemolysis
Etymology: Genus name: club-shaped bakterium (bacterium means small rod).
Species epithet: named after Kutscher, who first described murine paratuberculosis in year 1894.
Significance:  [Of minor importance]   
Taxonomy:
Phylum
Actinomycetota
Class
Actinomycetia
Order
Mycobacteriales
Family
Corynebacteriaceae 
Genus
Corynebacterium
Type Strain: ATCC 15677 = CCUG 27535 = NCTC 11138.
Macromorphology (smell):
 
Small yellowish or grayish-white colonies (0,1-0,3 mm in diameter). Some strains give hemolysis on blood agar.
Micromorphology: Nonmotile and pleomorphic (coccoid) rods
Gram +/Gram -:G+
Metabolism: Facultatively anaerobic
Catalase/Oxidase:+/-
Other Enzymes: Esculinase -, hippuricase +, urease +.
Biochemical Tests: Methyl red -.
Fermentation of carbohydrates:
D-glucose
+
lactose
-
maltose
+
L-rhamnose
-
sucrose
+
L-arabinose
-
cellobiose
?
D-mannitol
?
salicin
+
trehalose
v
glycerol
?
inulin
?
raffinose
-
D-sorbitol
?
starch
+
Fructose +, mannose +, xylose -.
Spec. Char.:
Disease:Lung, lymph node, liver and kidney abscesses.
Hosts: Rat and mouse
Clinical Picture: Superficial abscesses, caseopurulent foci in liver, lungs and lymphnodes.
16S rRNA Seq.:
Acc-noStrainNumber of NTOperon
D37802 (T) 1338  

Taxonomy/phylogeny:
 
176 species and 13 subspecies are described within the genus Corynebacterium. However, not all names have been approved yet and some species have been affiliated to another genus. The genus Corynebacterium is closely related to the genera Mycobacterium, Nocardia, Rhodococcus and Crossiella.
Updated:2023-03-02

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