| Titer by ELISA | Titer by PRNT50
|
---|
IVIG Preparation | AU/ml | AU/mg | WNU/ml | WNU/mg |
---|
WNIG | 7608 | 152 | 9900 | 198 |
IVIG-IL | 668 | 13 | 1032 | 21 |
IVIG-US | 179 | 4 | Not done |
- WNIG, high titer anti-WNV IVIG (from selected donors); IVIG-IL, IVIG preparation from the pooled plasma of Israeli donors; IVIG-US, IVIG preparation from the pooled plasma of US donors. AU, arbitrary units of anti-WNV antibodies per mouse (as assessed by ELISA, see Methods). WNU, the reciprocal of the highest dilution giving 50% reduction in a PRNT50 assay.