A soluble antigen of phase 1 Hemophilus pertussis.  I.  Mouse protection test of filtrate or supernatant of cultures in a medium without soluble starch or carbon particles.
D000818:Animals; D000906:Antibodies; D000941:Antigens; D001886:Bordetella pertussis / Q000276:immunology*; D002244:Carbon; D051379:Mice; D013213:Starch
D000906:Antibodies; D000941:Antigens; D002244:Carbon; D013213:Starch
ANTIGENS AND ANTIBODIES; HEMOPHILUS PERTUSSIS/immunology