title: The effect of cysteine on the sedimentation profiles of DNA of E. coli cells in alkaline sucrose.
mesh_terms: D002499:Centrifugation, Density Gradient; D003545:Cysteine / Q000494:pharmacology*; D004269:DNA, Bacterial / Q000032:analysis / Q000378:metabolism*; D004926:Escherichia coli; D008970:Molecular Weight
chemical_list: D004269:DNA, Bacterial; D003545:Cysteine