title: Reduction in animal usage for potency testing of diphtheria and tetanus toxoids.
mesh_terms: D000826:Animal Testing Alternatives; D000818:Animals; D003365:Costs and Cost Analysis; D004168:Diphtheria Toxoid / Q000276:immunology / Q000592:standards* / Q000633:toxicity; D006168:Guinea Pigs; D051379:Mice; D013745:Tetanus Toxoid / Q000276:immunology / Q000592:standards* / Q000633:toxicity
chemical_list: D004168:Diphtheria Toxoid; D013745:Tetanus Toxoid