Table 1 Comparison of the absorbance values with different denaturing washing conditions in the VZV IgG avidity assay.
VZV infection status | 3 × 5 min 5 M urea | 1 × 3 min 4 M urea H2O2 | ||||
|---|---|---|---|---|---|---|
Abs (ref)1 | Abs (denat)2 | Avidity | Abs (ref) | Abs (denat) | Avidity | |
acute | 2.221 | 1.208 | 54.4% | 2.359 | 0.546 | 23.2% |
acute | 1.829 | 0.676 | 37.0% | 1.666 | 0.300 | 18.0% |
acute | 1.982 | 0.457 | 23.1% | 1.869 | 0.251 | 13.4% |
past | 1.487 | 1.387 | 93.3% | 1.448 | 0.850 | 58.7% |
past | 1.190 | 0.830 | 69.7% | 1.072 | 0.580 | 54.1% |
past | 2.020 | 1.671 | 82.7% | 1.929 | 0.984 | 51.0% |