|Categories:||Causes hemolysis; spore forming; motile|
|Etymology:||Genus name: a small spindle. |
Species epithet: refers to the most sensitive host, the quail.
|Significance:||Important in USA, because the mortality in quails is high (up to 100%).
[Of minor importance]
|Type Strain:||72042 = ATCC 27770 = CCUG 21927.|
|Macromorphology (smell):||C. colinum forms verey small colonies on bloodagar (pinpoint to 0.5 mm in diameter). The colonies are greyish white to colourless and most strains are α-hemolytic.|
|Micromorphology:||Motile and peritrichous rods (1 x 3-4 µm), which appear singly or in pairs. C. colinum has ovala and subterminal spores.|
|Gram +/Gram -:||G+|
|Other Enzymes:||Eskulinase +, lecithinase -, tryptophanase - (= indol -).|
|Disease:||Enteritis (inflammation of the small intestine). In quails, the disease is simply called quail disease.
|Hosts:||Quails, turkeys, pheasants, grouse and chicken.|
|Clinical Picture:||Intestinal ulceration and sometimes liver nekrosis.|
|16S rRNA Seq.:|
|"Dear child has many names" (call it what you will...)|
For a long time, Rhodococcus hoagii was referred to Rhodococcus equi on VetBact, because we experienced some resistance to the name that is now considered to be the correct one, i.e. Rhodococcus hoagii. Now you can find the bacterium in question under the correct name in VetBact, but you can also find the bacterium when searching for the old name.Published 2021-10-10. Read more...