|   |  |   |  |       Experimental host and age       |       Passage history and strain       |       Inoculation Route-Dose       |       Evidence of infection       |       AST (days)       |       Titer log10/ml       | 
|---|
 
  |  
  |  | Mice   (nb)   |       Vero 2, SMB 5;       |       ic 0.02       |       Illness, death       |       7.2       |       8.2       |  | Mice   (nb)   |       65660-8       |       ip 0.02       |       Illness, death       |       8.1       |       7.8       |  | Mice   (nb)   |   |       sc 0.02       |       Illness, death       |       8.3       |       6.4       |  | Mice   (wn)   |   |       ic 0.02       |       Illness, death       |       7.5       |       7.2       |  | Mice   (wn)   |   |       ip 0.02       |       Illness, death       |       6.7       |       3.5       |  
  |  |   |   
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