Fig. 5

Sensitivity and specificity of the developed cELISA using the PCV2‑Nb15‑HRP as a probe. a Determination of the largest dilution for PCV2 antibody-positive porcine sera. b Distribution of the PI values when detecting PCV2 antibody-negative porcine sera with the developed cELISA. c Identification of the 3 sera with inconsistent detection results using the Western blot method. d Evaluation of the developed cELISA by detecting positive sera against other porcine viruses, including PRRSV, PRV, CSFV, TGEV, and PEDV