title: The isolation and partial characterization of a protective antigen from developing larvae of Ascaris suum.
mesh_terms: D000818:Animals; D000941:Antigens / Q000032:analysis / Q000302:isolation & purification*; D001196:Ascariasis / Q000517:prevention & control; D001200:Ascaris / Q000276:immunology*; D005260:Female; D006168:Guinea Pigs; D007114:Immunization
chemical_list: D000941:Antigens