positive control serum P1 dilution factor Svanova ELISA kit (PP value) Ingenasa ELISA kit (blocking rate*100%)
1:2 125.6 96
1:4 117.3 93.1
1:8 98.2 90.6
1:16 85.4 86.4
1:32 77.6 72.8
1:64 55.7 62.8
1:128 39.4 51.3
1:256 26.5 42.1
1:512 14.2 28.3
1:1024 8.6 11.2