Table 1.

Composition of the detection systems in different groups.

Group	Compositions of the detection systems
	H5N1-FAM probe	GO	PEG800	DNase I	H5N1 HA
1	+		–	–	–
2	+	+	–	–	–
3	+	+	+	–	–
4	+	+	+	+	–
5	+	+	+	+	+