title: Serum allotype loss due to a lymphoid tumor in chickens.
mesh_terms: D000818:Animals; D001353:Avian Leukosis / Q000276:immunology*; D001354:Avian Leukosis Virus / Q000276:immunology; D002645:Chickens; D003588:Cytopathogenic Effect, Viral; D006579:Heterozygote; D005779:Immunodiffusion; D007122:Immunoelectrophoresis; D007125:Immunogenetics; D007070:Immunoglobulin A; D007519:Isoantigens; D009368:Neoplasm Transplantation
chemical_list: D007070:Immunoglobulin A; D007519:Isoantigens