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one of the avian leukosis complex of tumors, involving transformation of B lymphocytes; symptoms include anorexia, emaciation, and an enlarged liver.Medical dictionary. 2011.
Lymphoid Leucosis — is a disease that affects chickens caused by the retrovirus Avian leukosis virus .It is a neoplastic disease caused by a virus of the leucosis which may take the form of a tumor of the bursa of Fabricius and metastasis to other tissues of the… … Wikipedia
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 Sarcoma and Leukosis Viruses — Avian sarcoma and leukosis virus (ASLV) is an endogenous retrovirus that infects and can lead to cancer in chickens. ASLV replicates in chicken embryo fibroblasts, the cells that contribute to the formation of connective tissues. ASLV has only… … Wikipedia
sporadic bovine leukosis — a disease similar to enzootic bovine leukosis, with malignant proliferation of lymphoid tissues but no culturable infectious agent; it occurs in three forms that vary in the age of the animal and organ affected: calf, seen in animals under six… … Medical dictionary
enzootic bovine leukosis — a progressive fatal lymphosarcoma affecting adult cattle, caused by the bovine leukemia virus, and characterized by infiltration of lymphoid tissue throughout the body by malignant lymphocytes, with enlargement of lymph nodes and spleen. Called… … Medical dictionary
Chicken — Gallus gallus domesticus redirects here. For other subspecies, see Red Junglefowl. Chooks redirects here. For the fast food chain, see Chooks Fresh Tasty. This article is about the animal. For chicken as human food, see Chicken (food). For other… … Wikipedia
lymphocytoma — A circumscribed nodule or mass of mature lymphocytes, grossly resembling a neoplasm. [lymphocyte + G. oma, tumor] benign l. cutis a soft red to violaceous skin nodule often inv … Medical dictionary
Marek's disease — Virus classification Group: Group I (dsDNA) Family: Herpesviridae Genus: Mard … Wikipedia
avian myeloblastosis virus — Retrovirus of the subfamily Oncornaviridae. Causes myelocytomatosis, osteopetrosis, lymphoid leukosis and nephroblastoma. May be a mixture of viruses … Dictionary of molecular biology
lymphomatosis — Any condition characterized by the occurrence of multiple, widely distributed sites of involvement with lymphoma. * * * lym·pho·ma·to·sis (.)lim .fō mə tō səs n, pl to·ses .sēz the presence of multiple lymphomas in the body specif LYMPHOID… … Medical dictionary
