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The effect of anti-PfHRP2 antibodies on the detection of soluble PfHRP2 by RDTs
| Culture supernatant | First response | SD | ICT | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| No Ab | Normal plasma | S14 | S14 1:5 | No Ab | Normal plasma | S14 | S14 1:5 | No Ab | Normal plasma | S14 | S14 1:5 | |
| Undiluted | 4 | 4 | 0 | 1 | 4 | 4 | 0 | 2 | 4 | 4 | 4 | 4 |
| 1:2 | 4 | 4 | 0 | 0 | 4 | 4 | 0 | 0 | 4 | 3 | 3 | 2 |
| 1:4 | 4 | 2 | 0 | 0 | 3 | 3 | 0 | 0 | 3 | 2 | 1 | 1 |
| 1:8 | 1 | 1 | 0 | 0 | 1 | 2 | 0 | 0 | 2 | 1 | 1 | 1 |
| 1:16 | 1 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 1 | 1 | 1 |
| 1:32 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
| 1:64 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
| 1:128 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
