title: Quantitative study of tick-borne encephalitis virus in Ixodes ricinus ticks.
mesh_terms: D000818:Animals; D001769:Blood / Q000382:microbiology; D004669:Encephalitis Viruses, Tick-Borne / Q000302:isolation & purification* / Q000472:pathogenicity; D004675:Encephalitis, Tick-Borne / Q000382:microbiology; D051379:Mice; D013987:Ticks