title: Radiosensitivity and growth of Friend leukemia virus studied with the spleen focus assay method.
mesh_terms: D000818:Animals; D003036:Cobalt Isotopes; D046508:Culture Techniques; D005615:Freezing; D005622:Friend murine leukemia virus / Q000254:growth & development* / Q000528:radiation effects*; D006652:Histological Techniques; D008722:Methods; D051379:Mice; D011830:Radiation Effects; D013154:Spleen; D013997:Time Factors; D014466:Ultraviolet Rays
chemical_list: D003036:Cobalt Isotopes