Homology between RNA from human malignant breast tissue and DNA synthesized by milk particles.

Animals Breast/analysis Breast Neoplasms/metabolism Carcinoma/metabolism Carcinoma, Intraductal, Noninfiltrating/metabolism Centrifugation, Density Gradient DNA Viruses/enzymology,isolation & purification DNA, Viral/analysis,biosynthesis Embryo, Mammalian/analysis Female Humans Kinetics Mammary Tumor Virus, Mouse/isolation & purification Mice Milk/microbiology Milk, Human/microbiology Nucleic Acid Hybridization Placenta/analysis Pregnancy RNA, Neoplasm/analysis RNA-Directed DNA Polymerase/metabolism Thymine Nucleotides/metabolism Tritium

DNA, Viral RNA, Neoplasm Thymine Nucleotides Tritium RNA-Directed DNA Polymerase