| | | | | Experimental host and age | Passage history and strain | Inoculation Route-Dose | Evidence of infection | AST (days) | Titer log10/ml | |
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| | Mice (nb) | CEC 3, | ic 0.01 | Fatal encephalitis | 2-3 | 8.0 | | | Mice (nb) | emb. egg 5, | ip 0.05 | Viremia | | | | | Mice (nb) | SMB 1-3 | sc 0.05 | Viremia (13) | | | | | Mice (wn) | | ic 0.03 | Discrete encephalitis | | | | | Mice (wn) | | ip 0.1 | Formation of antibodies | | | | | rats, hamsters(nb) | | ic 0.03 | Fatal encephalitis | 2-3 | 8.0 | | | rats, hamsters(ad) | | ic 0.05 | No deaths | | | | | guinea pigs, rabbits(subadult) | | ic 0.05 | No deaths | | | | | Rhesus monkey (yg) | L75(human isolate) | intrathalamic | Meningitis, no death(20) | | | | | embryonated | | al.c. | | | | | | eggs (7-8 day) | R 10, KM 3 | or ys | Death in 2-3 days(3,19) | | 5.0-7.0 | | | | | | | | | |
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