title: Tissue specificity of porcine zona pellucida antigen(s) tested by radioimmunoassay.
mesh_terms: D000818:Animals; D000941:Antigens / Q000032:analysis*; D004306:Dose-Response Relationship, Immunologic; D005260:Female; D009928:Organ Specificity; D010063:Ovum / Q000032:analysis*; D011863:Radioimmunoassay; D013552:Swine; D015044:Zona Pellucida / Q000032:analysis*
chemical_list: D000941:Antigens