title: In vitro cultivation of the mouse mammary tumor virus: correlation of infectivity and morphology with radioisotope studies.
mesh_terms: D000818:Animals; D001681:Biological Assay; D001943:Breast Neoplasms; D005260:Female; D017988:Gammaretrovirus / Q000472:pathogenicity*; D051379:Mice; D008854:Microscopy, Electron; D014316:Tritium; D014529:Uridine; D014776:Virus Cultivation
chemical_list: D014316:Tritium; D014529:Uridine