Isolation and characterization of a 2000-bp derivative of pBR322

A rapid boiling method for the preparation of bacterial plasmids

1981 • 3,334 citations

Properties of a supercoiled deoxyribonucleic acid-protein relaxation complex and strand specificity of the relaxation event

1970 • 770 citations

Transformation in Escherichia coli: cryogenic preservation of competent cells

1977 • 242 citations

Cloning and expression of the yeast galactokinase gene in an Escherichia coli plasmid

1979 • 20 citations