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Table 2 Cross-reactivity analysis of the HBDS-ELISA against other swine viral antisera

From: Construction of an HRP-streptavidin bound antigen and its application in an ELISA for porcine circovirus 2 antibodies

Virus antiserum	OD₄₅₀ (±SD)	S/P ratio^a
CSFV	0.069 ± 0.006	0.025
PRRSV	0.101 ± 0.004	0.059
PRV	0.093 ± 0.003	0.051
PPV	0.089 ± 0.002	0.046

^aS/P ratio cutoffs: positive ≥0.20; negative <0.20

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