title: Brief communication: demonstration in normal human plasma of an antigen that cross-reacts with the carcinoembryonic antigen of digestive tract tumors.
mesh_terms: D000818:Animals; D000918:Antibody Specificity; D000937:Antigen-Antibody Reactions; D000941:Antigens / Q000302:isolation & purification*; D000951:Antigens, Neoplasm; D003429:Cross Reactions; D000939:Epitopes; D005770:Gastrointestinal Neoplasms / Q000276:immunology*; D006801:Humans; D007106:Immune Sera; D005779:Immunodiffusion; D007122:Immunoelectrophoresis; D011233:Precipitin Tests; D012756:Sheep / Q000276:immunology
chemical_list: D000941:Antigens; D000951:Antigens, Neoplasm; D000939:Epitopes; D007106:Immune Sera