Table I.

Decondensation of A03_1 HSR Takes Place in a Majority of the Transfected Nuclei

Vector DNA		Total No. of nuclei		Percent fibrillar structure		Percent ball structure		Percent compact structure
Tetramer
lacI-VP16		118		43		25		32
Tetramer
lacI		55		0		0		100
Dimer
lacI-VP16		64		51		10		39
Dimer
lacI		59		0		0		100

Data are from two independent experiments using the vector DNA indicated.