Table 2. Virus shedding in saliva, nasal swab and serum samples from pigs inoculated with 10⁶ tissue culture infectious dose (TCID)₅₀/ml of foot-and-mouth disease virus O/JPN/2010 (virus isolation/RT-PCR).

Pig No.	Sample	0 dpi	1 dpi	2 dpi	3 dpi
2	Saliva	−/−	−/+
	Nasal swab	−/−	−/−
	Serum	−/−	−/+
5	Saliva	−/−	2.6/+
	Nasal swab	−/−	−/+
	Serum	−/−	−/−
6	Saliva	−/−	−/−
	Nasal swab	−/−	−/+
	Serum	−/−	−/−
3	Saliva	−/−	−/−	−/+	3.8/+
	Nasal swab	−/−	−/−	−/+	3.3/+
	Serum	−/−	−/−	−/−	−/−
4	Saliva	−/−	−/−	5.1/+	5.8/+
	Nasal swab	−/−	−/−	3.3/+	4.6/+
	Serum	−/−	−/−	5.1/+	5.8/+
7	Saliva	−/−	−/−	−/−	2.6/+
	Nasal swab	−/−	−/+	−/−	2.6/+
	Serum	−/−	−/−	−/−	−/−

dpi: day(s) post inoculation; 2.6/+: 2.6 log₁₀TCID₅₀/ml/PCR positive; Samples showed virus isolation positive and RT-PCR positive are colored orange. −/+: virus isolation negative/PCR positive; Samples showed virus isolation negative but RT-PCR positive are colored yellow. −/−: virus isolation negative/PCR negative.