|Etymology:||Genus name: The coccus of the bee.|
Species epithet: named after the god Pluto in Roman mythology.
|Significance:||The disease occurs almost world wide, but is rarely reported from Sweden.
[Of minor importance]
|Alternative Species Name(s):||Melissococcus pluton|
|Type Strain:||ATCC 35311|
||It produces small, white, shiny and well-defined colonies|
||Non-motile cocci in pairs or chains.|
|Gram +/Gram -:||G+|
|Biochemical Tests:||Citrate -|
|Fermentation of carbohydrates:||
|Spec. Char.:||Optimal growth temperature: 35°C.|
||Cultivated under anaerobic conditions on basal medium agar.|
|Disease:||European Foulbrood of honeybees.
|Hosts:||Honey bee (Apis mellifera)|
|Clinical Picture:||The bacteria attacks the young larvae in the open cells. You will find 3-4 days old larvae moved from the cells, as well as dead, limp and brown larvae.|
|16S rRNA Seq.:|
||Only one species (M. plutonius) has been described in genus Melissococcus and this genus is closely related genus Enterococcus. Thus, these genera are affiliated to the order Lactobacillales.|
|Legislation:||The disease is not covered by the bee disease law in Sweden.|
|Comment:||The disease is not as serious as American foulbrood (see Paenibacillus larvae).|
|Reference(s):||No. 84, 97|
|Link:||En översyn av lagstiftningen om bisjukdomar.|