Table 3.
Replicon IC50 (nM)b |
||||||
---|---|---|---|---|---|---|
compd | 1b Ki (nM)a | 1b 10% FBS | 1b 50% NHS | 2a 10% FBS | rat PO plasma AUC (μM·h)c | rat [liver] @ 4 h (μM)d |
19 | 0.05 | 3.0 | 60.0 | 6.0 | 2.5 | 13.2 |
15c | 0.03 | 2.0 | 80.0 | - | 18.1 | 8.0 |
15j (MK-1220) | 0.02 | 4.0 | 11.0 | 5.0 | 11.8 | 23.0 |
14k | 0.02 | 2.0 | 10.0 | 11.0 | 0.18 | 16.0 |
NS3/4A protease time-resolved fluorescence assay.
Cell-based replicon assay.
5 mg/kg dosed orally in PEG400 (n = 2); AUC calculated based on 4 h experiment.
5 mg/kg dosed orally in PEG400 (n = 2); liver levels after 4 h.