Bizzini, B Chemical characterization of tetanus toxin and toxoid. Amino acid composition, number of SH and S-S groups and N-terminal amino acid. [electronic resource] - European journal of biochemistry Nov 1970 - 100-5 p. digital Publication Type: Journal Article ISSN: 0014-2956 Standard No.: 10.1111/j.1432-1033.1970.tb01141.x doi Subjects--Topical Terms: Amino Acids--analysisChemical PhenomenaChemistryChromatography, Thin LayerCulture MediaDinitrophenolsFormaldehydeSulfhydryl Compounds--analysisSulfides--analysisTetanus Toxin--analysisTetanus Toxoid--analysisTryptophan--analysisTyrosine--analysis