dna Kinetics 8 priority journal 8 Animal 6 Cell Nucleus 6 Human 6 human 6 nonhuman 6 theoretical study 6 Animals 4 Breast Neoplasms 4 Cyclic AMP 4 DNA Topoisomerases, Type I 4 Doxorubicin 4 Female 4 Male 4 Rats 4 Rats, Inbred Strains 4 Sodium Chloride 4 Support, Non-U.S. Gov't 4 animal cell 4 article 4 breast 4 cyclic amp 4 dna topoisomerase 4 enzyme activity 4 in vitro study 4 radioisotope 4 rat 4 1,10 phenanthroline 2