avian leukosis complex
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avian leukosis complex — noun or avian lymphomatosis : the leukoses of fowls … Useful english dictionary
avian leukosis — n any of a group of diseases (as lymphoid leukosis) of poultry that are caused by strains of a retrovirus (species Avian leukosis virus of the genus Alpharetrovirus), that involve disturbed blood formation, and that are distinguished individually … Medical dictionary
avian myeloblastosis — a neoplastic viral disease of chickens, one of the avian leukosis complex, with proliferation of malignant myeloblasts in the bone marrow, liver, spleen, and kidneys, as well as spontaneous hemorrhages. Called also myeloblastic leukosis … Medical dictionary
avian lymphomatosis — noun see avian leukosis complex … Useful english dictionary
lymphoid leukosis — n a neoplastic disease of chickens that is caused by a retrovirus and is characterized by the formation of nodular or diffuse lymphoid tumors composed mostly of B cells and occurring esp. in the bursa of Fabricius, liver, and spleen and sometimes … Medical dictionary
fowl leukemia — noun also fowl leukosis or fowl leukosis complex : avian leukosis complex … Useful english dictionary
big liver disease — noun : that form of avian leukosis in which the liver is greatly enlarged and infiltrated with white blood cells; broadly : avian leukosis complex * * * big liver disease, a form of lymphomatosis characterized by enlargement of the liver … Useful english dictionary
erythroblastosis — The presence of erythroblasts in considerable number in the blood. [erythroblast + osis, condition] fetal e. SYN: e. fetalis. e. fetalis a grave hemolytic anemia that, in most instances, results from development in an Rh negative mot … Medical dictionary
Marek disease — a lymphoproliferative disease of chickens, formerly included in the avian leukosis complex but now known to be caused by either of two viruses known as gallid herpesviruses 2 and 3. Lymphoid cell infiltrations are usually in the peripheral nerves … Medical dictionary
poultry farming — Raising birds commercially or domestically for meat, eggs, and feathers. Chickens, ducks, turkeys, and geese are the birds of primary commercial importance. Guinea fowl and squabs are chiefly of local interest. Though chickens have been… … Universalium
