|Categories:||Zoonotic; causes hemolysis|
|Etymology:||Genus name: club-shaped bakterium (bacterium means small rod).|
Species epithet: causing sore.
|Significance:||[Of minor importance]|
|Type Strain:||ATCC 51799 = CCUG 2708 = NCTC 7910.|
|Micromorphology:||Non-motile pleomorphic and coccoid rods.|
|Gram +/Gram -:||G+|
|Other Enzymes:||Esculinase -, hippuricase +, urease +.|
|Biochemical Tests:||Methyl red +.|
|Fermentation of carbohydrates:||
Abscesses (gangrenous dermatitis) in rodents.
|Hosts:||Cattle, rodents, humans|
|Virulence Factors:||Some strains of C. ulcerans are able to produce difteria toxin (see Corynebacterium diphtheria).|
|16S rRNA Seq.:|
||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.|
|Comment:||C. ulcerans may cause zoonosis.|
|New names of taxa within the classification category phylum|
During October 2021, an article was published by A. Oren och G.M. Garrity, in which new names are proposed for a number of taxa within the classification category phylum. This has resulted in many discussions in social media about whether it was really necessary to make these changes, which have created confusion among microbiologists and other professionals who come into contact with bacteriology.Published 2022-09-28. Read more...