title: Antiviral substances: 6-aminonicotinamide and 1-adamantanamine hydrochloride.
mesh_terms: D000547:Amantadine / Q000494:pharmacology; D000818:Animals; D000998:Antiviral Agents / Q000494:pharmacology*; D002642:Chick Embryo; D046508:Culture Techniques; D005347:Fibroblasts; D009536:Niacinamide / Q000494:pharmacology*; D014616:Vaccinia virus / Q000187:drug effects*
chemical_list: D000998:Antiviral Agents; D009536:Niacinamide; D000547:Amantadine