Leucosis is a leukemia-like malignant viral disease that is found in animals, particularly poultry and cattle.

Types of leucosis

* Bovine leucosis ** Enzootic bovine leucosis, caused by

bovine leukemia virus Bovine leukemia virus (BLV) is a retrovirus which causes enzootic bovine leukosis in cattle. It is closely related to the human T‑lymphotropic virus type 1 ( HTLV-I). BLV may integrate into the genomic DNA of B‑lymphocytes as a DNA intermedi ...

. ** Sporadic bovine leucosis ** Calf lymphosarcoma * Leucosis in pig * Leucosis in horses * Leucosis in sheep * Feline leucosis **

Feline leukemia virus Feline leukemia virus (FeLV) is a retrovirus that infects cats. FeLV can be transmitted from infected cats when the transfer of saliva or nasal secretions is involved. If not defeated by the animal's immune system, the virus weakens the cat's im ...

* Avian leucosis and related diseases **

Avian sarcoma leukosis virus Avian sarcoma leukosis virus (ASLV) is an endogenous retrovirus that infects and can lead to cancer in chickens; experimentally it can infect other species of birds and mammals. ASLV replicates in chicken embryo fibroblasts, the cells that contri ...

*** Lymphoid leucosis *** Erythroblastosis *** Osteopetrosis *** Myeloblastose *** MyelocytomatosisH. Graham Purchase and L.N. Payne, Leukosis/sarcoma Group, in ''Diseases of poultry'', ed. by M.S. Hofstad, Iowa State University Press, Ames, Iowa, USA , p. 360-405

References

Animal diseases Animal viral diseases {{Veterinary-med-stub