Characteristics of the structural components of the mouse mammary tumor virus. I. Morphological and biochemical studies.

Animals Biological Assay Centrifugation, Density Gradient Centrifugation, Zonal Citrates Ethyl Ethers Female Mammary Tumor Virus, Mouse/analysis,isolation & purification,pathogenicity Mice Mice, Inbred Strains Microscopy, Electron Milk/microbiology Nucleoproteins/analysis,isolation & purification,pharmacology Potassium RNA, Viral/analysis Ribonucleases Sodium Spectrum Analysis Staining and Labeling Sucrose Sulfates Surface-Active Agents Tartrates Trypsin Ultraviolet Rays

Citrates Ethyl Ethers Nucleoproteins RNA, Viral Sulfates Surface-Active Agents Tartrates Sucrose Sodium Ribonucleases Trypsin Potassium