title: Satellite viruses, helper viruses, and synergistic action--discussion.
mesh_terms: D000256:Adenoviridae / Q000302:isolation & purification*; D000818:Animals; D000941:Antigens; D002474:Cell-Free System; D003168:Complement Fixation Tests; D046508:Culture Techniques; D005455:Fluorescent Antibody Technique; D006378:Helper Viruses; D006801:Humans; D007106:Immune Sera; D008854:Microscopy, Electron; D011233:Precipitin Tests; D014762:Viral Interference; D014765:Viral Vaccines / Q000592:standards
chemical_list: D000941:Antigens; D007106:Immune Sera; D014765:Viral Vaccines