Cryptobia | |
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Cryptobia helicis | |
Scientific classification | |
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Genus: | Cryptobia |
Species | |
many, see text |
Cryptobia is agenus ofkinetoplastids. Several species are known for beingfishpathogens. They can be found in other animals, as well. The nameTrypanoplasma is occasionally used for some of these.[1]
There are 52 species ofCryptobia known from fish. 40 of these live in the blood, 7 in the gut, and 5 on the body surface.[1]
Examples include:
SomeCryptobia parasitize other animal taxa. Examples include:
In fish, the disease is most important insalmonids. Marine and freshwater fish can be infected. These protozoans can be found on most continents.
Bloodfeedingleeches are implicated in the transmission of the bloodborne species.
The protozoans can be identified in skin and gillbiopsies and blood samples. For some of the protozoans,antibodies can be detected in the fish usingELISA andfluorescent antibody testing.
Chemical treatment withisometamidium chloride has been effective. There is avaccine againstC. salmositica which lasts up to 2 years.
Species include:[3]