title: Characterization of three different lines of a single strain of tick-borne encephalitis virus.
mesh_terms: D000818:Animals; D002642:Chick Embryo; D046508:Culture Techniques; D004669:Encephalitis Viruses, Tick-Borne / Q000472:pathogenicity*; D004671:Encephalitis, Arbovirus / Q000276:immunology*; D006367:HeLa Cells; D006863:Hydrogen-Ion Concentration; D051379:Mice; D014776:Virus Cultivation