title: Inactivation of vaccinia virus by gamma radiation.
mesh_terms: D002499:Centrifugation, Density Gradient; D004279:DNA, Viral; D011830:Radiation Effects; D013395:Sucrose; D014461:Ultracentrifugation; D014616:Vaccinia virus / Q000302:isolation & purification / Q000528:radiation effects*
chemical_list: D004279:DNA, Viral; D013395:Sucrose