Table 1.
The detection results of National Reference for HIV-1 p24 antigen by GICA strips.
| Sample | Derivation of references | Genotype | Detection level |
|---|---|---|---|
| P1 | P24 positive Sample 34# | AE | Faint |
| P2 | P24 positive Sample 106# | B | Faint |
| P3 | P24 positive Sample 116# | B | Medium |
| P4 | P24 positive Sample 119# | B | Weak |
| P5 | 500 fold-diluted laboratory-grown virus sample A | Not given | Medium |
| P6 | 100 fold-diluted laboratory-grown virus sample A | Not given | Weak |
| P7 | 1000 fold-diluted laboratory-grown virus sample L | B | Faint |
| P8 | 10000 fold-diluted laboratory-grown virus sample L | B | Faint |
| P9 | 50 fold-diluted HIV-1 window period Sample P | AE | Faint |
| P10 | WHO Standard p24 25 U/mL | B | Medium |
| L1 | WHO Standard p24 20 U/mL | B | Medium |
| L2 | WHO Standard p24 10 U/mL | B | Weak |
| L3 | WHO Standard p24 5 U/mL | B | Faint |
| L4 | WHO Standard p24 2.5 U/mL | B | Negative |
| L10 | Buffer for L Series | B | Negative |
Detection level: Band intensity was read independently by two individuals.