TABLE 1.
Detection of DEN NS-1 antigen and viral RNA in patients with primary or secondary DEN infections
| Assaya | No. of positive samples (% of total)
|
||
|---|---|---|---|
| Primary infections (n = 18) | Secondary infections (n = 37) | Total (n = 55) | |
| denKEY kit | 5 (28) | 5 (13) | 10 (18) |
| RT-PCR | 12 (67) | 20 (54) | 32 (58) |
| NDIS-DBI | 12 (61) | 10 (27) | 22 (40) |
| DIS-DBI | 14 (77) | 29 (78) | 43 (78) |
a
NDIS, samples not treated with acid for dissociation of Ab-Ag immune complexes; DIS, samples treated for dissociation of Ab-Ag immune complexes.