title: Viral particles in hybridoma clones secreting monoclonal antibodies.
mesh_terms: D000818:Animals; D000911:Antibodies, Monoclonal / Q000276:immunology*; D006801:Humans; D006825:Hybridomas / Q000382:microbiology*; D051379:Mice; D008807:Mice, Inbred BALB C / Q000382:microbiology; D014780:Viruses
chemical_list: D000911:Antibodies, Monoclonal