Antigen-capture ELISA and immunochromatographic test strip to detect the H9N2 subtype avian influenza virus rapidly based on monoclonal antibodies

Table 3 Intra-batch variation in antigen-capture enzyme-linked immunosorbent assay (AC-ELISA) detection of the H9N2 subtype avian influenza virus

HA titer	OD value in intra-batch			Mean ± SD	CV%^a
HA titer	1	2	3	Mean ± SD	CV%^a
2⁵	1.105	1.132	1.112	1.116 ± 0.014	1.3
2⁴	0.825	0.853	0.844	0.841 ± 0.014	1.7
2³	0.552	0.564	0.572	0.563 ± 0.010	1.8
2²	0.322	0.342	0.325	0.330 ± 0.011	3.3
2¹	0.153	0.163	0.156	0.157 ± 0.005	2.9
2⁰	0.082	0.078	0.082	0.081 ± 0.002	2.9

ISSN: 1743-422X