title: Immunochemical studies on the tryptophan-modified cobrotoxin.
mesh_terms: D000818:Animals; D055598:Chemical Phenomena; D002621:Chemistry; D000939:Epitopes; D005779:Immunodiffusion; D007122:Immunoelectrophoresis; D011233:Precipitin Tests; D011817:Rabbits / Q000276:immunology; D012911:Snakes; D013329:Structure-Activity Relationship; D014118:Toxins, Biological / Q000633:toxicity; D014364:Tryptophan
chemical_list: D000939:Epitopes; D014118:Toxins, Biological; D014364:Tryptophan