title: Chromatographic isolation of hemagglutinin-free neurotoxin from crystalline toxin of Clostridium botulinum type A.
mesh_terms: D000906:Antibodies; D002482:Cellulose; D002852:Chromatography, Ion Exchange; D003014:Clostridium botulinum; D003460:Crystallization; D009417:Nerve Tissue / Q000187:drug effects; D014118:Toxins, Biological / Q000032:analysis*
chemical_list: D000906:Antibodies; D014118:Toxins, Biological; D002482:Cellulose