Table 2. Clinical signs in H5N1-WT and H5N1-CNS virus inoculated ferrets.

		H5N1-WT (No./Total)							H5N1-CNS (No./Total)
Days post inoculation	0	1	2	3	4	5	6	0	1	2	3	4	5	6
Respiratory signs
Sneezing	-	-	6/6	6/6	3/3	-	-	-	-	6/6	6/6	1/3	-	-
Nasal discharge	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Dyspnea	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Hunched posture	-	-	-	-	-	-	-	-	1/3	-	-	-	-	-
Systemic signs
Physical condition	N/A	N/A	N/A	Good	N/A	N/A	Moderate 1/3 Poor 1/3 Good 1/3	N/A	N/A	N/A	Good	N/A	N/A	Moderate 1/3 Good 2/3
Activity score*	0 (6/6)	0 (6/6)	0 (6/6)	0 (6/6)	0 (3/3)	1 (3/3)	2 (2/3) 3 (1/3)	0 (6/6)	0 (6/6)	0 (6/6)	0 (6/6)	0 (6/6)	1 (2/3) 0 (1/3)	0 (1/3) 1 (1/3) 2 (1/3)
Ruffled fur	-	-	-	-	-	-	3/3	-	3/3	-	-	-	-	3/3
Neurological signs
Ataxia	-	-	-	-	-	-	3/3	-	-	-	-	1/3	-	2/3
Parases	-	-	-	-	-	-	3/3	-	-	-	-	1/3	-	2/3
Tremors	-	-	-	-	-	-	1/3	-	-	-	-	-	-	-

*0: Alert and playful

*1: Alert and playful only when stimulated

*2: Alert but not playful when stimulated

*3: Neither alert nor playful when stimulated

N/A: not applicable