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A rapid procedure involving DNA-cellulose chromatography followed either by sedimentation in a high-salt glycerol gradient or by gel filtration is described for the complete purification of Escherichia coli DNA-dependent RNA polymerase.

biochemical journal

A procedure for the rapid purification of <i>Escherichia coli</i> deoxyribonucleic acid-dependent ribonucleic acid polymerase (<i>Short Communication</i>)

A procedure for the rapid purification of Escherichia coli deoxyribonucleic acid-dependent ribonucleic acid polymerase (Short Communication)