title: Complementation patterns of Thy-1 variants and evidence that antigen loss variants "pre-exist" in the parental population.
mesh_terms: D000818:Animals; D000937:Antigen-Antibody Reactions; D000951:Antigens, Neoplasm; D002459:Cell Fusion; D002460:Cell Line; D003165:Complement System Proteins; D003601:Cytotoxicity Tests, Immunologic; D008223:Lymphoma / Q000276:immunology*; D051379:Mice; D008806:Mice, Inbred AKR; D009374:Neoplasms, Experimental / Q000276:immunology; D013601:T-Lymphocytes / Q000276:immunology*
chemical_list: D000951:Antigens, Neoplasm; D003165:Complement System Proteins