The number of superhelical turns in native Virion SV40 DNA and Minicol DNA determined by the band counting method

A dye-buoyant-density method for the detection and isolation of closed circular duplex DNA: the closed circular DNA in HeLa cells.

1967 • 1,317 citations

Folding of the DNA double helix in chromatin-like structures from simian virus 40.

1975 • 597 citations

Conformational fluctuations of DNA helix.

1975 • 562 citations

Plasmid ColE1 as a Molecular Vehicle for Cloning and Amplification of DNA

1974 • 541 citations

Determination of the number of superhelical turns in simian virus 40 DNA by gel electrophoresis.

1975 • 538 citations

Chromatin Structure: Deduced from a Minichromosome

1975 • 462 citations

The degree of unwinding of the DNA helix by ethidium

1974 • 440 citations

Action of nicking-closing enzyme on supercoiled and nonsupercoiled closed circular DNA: formation of a Boltzmann distribution of topological isomers.

1975 • 378 citations

Variation of the average rotation angle of the DNA helix and the superhelical turns of covalently closed cyclic λ DNA

1969 • 263 citations

Thermodynamic properties of superhelical DNAs

1975 • 229 citations

A buoyant method for the determination of the superhelix density of closed circular DNA

1971 • 144 citations

Sedimentation velocity behavior of closed circular SV40 DNA as a function of superhelix density, ionic strength, counterion and temperature

1971 • 136 citations

The sense of naturally occurring superhelices and the unwinding angle of intercalated ethidium

1975 • 120 citations

Stepwise Relaxation of Supercoiled SV40 DNA

1974 • 89 citations

Purification and demonstration of the enzymatic character of the nicking-closing protein from mouse L cells

1976 • 39 citations

An optical system for the photography of fluorescent bands in preparative ultracentrifuge tubes

1971 • 14 citations