title: Leukocytosis-promoting factor of Bordetella pertussis.
mesh_terms: D000818:Animals; D000942:Antigens, Bacterial / Q000302:isolation & purification; D001886:Bordetella pertussis / Q000276:immunology*; D007964:Leukocytosis / Q000276:immunology*; D051379:Mice
chemical_list: D000942:Antigens, Bacterial