Daily and group mean neurologic scores of animals inoculated IT.

0 = No clinical signs of encephalitis; 1 = Rough coat, not eating; 2 = High pitch vocalization, inactive, slow moving; 3 = Shaky movements, tremors, incoordination, limb weakness; 4 = Inability to stand, limb paralysis, moribund.*56-09 was euthanized at day 6 post inoculation with a clinical score of 3. The animal was assigned a clinical score of 4 for the remainder of the 21 day experimental period.**67-01 was euthanized at day 5 post inoculation with a clinical score of 3. The animal was assigned a clinical score of 4 for the remainder of the 21 day experimental period.