title: Heterogeneity of the specific toxin in the filtrate of Corynebacterium diphtheriae PW-8 strain.
mesh_terms: D000818:Animals; D000937:Antigen-Antibody Reactions; D001431:Bacteriological Techniques; D002850:Chromatography, Gel; D003353:Corynebacterium diphtheriae / Q000276:immunology*; D004167:Diphtheria Toxin / Q000032:analysis; D009584:Nitrogen / Q000032:analysis; D011817:Rabbits; D012882:Skin Tests; D014461:Ultracentrifugation
chemical_list: D004167:Diphtheria Toxin; D009584:Nitrogen