title: Influence of medium from aged uninfected chick embryo cell cultures on interferon formation induced by tick-borne encephalitis virus.
mesh_terms: D000818:Animals; D002642:Chick Embryo; D003470:Culture Media; D046508:Culture Techniques; D004669:Encephalitis Viruses, Tick-Borne; D007372:Interferons
chemical_list: D003470:Culture Media; D007372:Interferons