title: Purification and characterization of tetanus toxoid and toxin. I. Fractionation of tetanus toxoid by gel filtration.
mesh_terms: D002623:Chemistry Techniques, Analytical; D002850:Chromatography, Gel; D005779:Immunodiffusion; D066298:In Vitro Techniques; D013744:Tetanus Toxin; D013745:Tetanus Toxoid
chemical_list: D013744:Tetanus Toxin; D013745:Tetanus Toxoid