title: Analysis of DNA preparations by a variation of the cysteine-sulfuric acid test.
mesh_terms: D001886:Bordetella pertussis; D002623:Chemistry Techniques, Analytical; D002712:Chlorides; D002951:Citrates; D003545:Cysteine; D004269:DNA, Bacterial; D066298:In Vitro Techniques; D007202:Indicators and Reagents; D013431:Sulfates; D013464:Sulfuric Acids
chemical_list: D002712:Chlorides; D002951:Citrates; D004269:DNA, Bacterial; D007202:Indicators and Reagents; D013431:Sulfates; D013464:Sulfuric Acids; D003545:Cysteine