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. 2022 Dec 5;32(6):507–512. doi: 10.1089/nat.2022.0010

Table 1.

Parameter Estimation for N-Acetylgalactosamine Small Interfering RNAs

Species K-PD model parameter
siRNA
 
Revusiran
Vutrisiran
Cemdisiran
Givlaari
Lumasiran
Fitusiran
Inclisiran
ALN-HBV02
ARO-APOC3
ARO-ANG3
Olpasiran
Type     WT   AGXT KO WT   WT TG WT TG
Mouse IDK 50 (mg/[kg·d])     7.98e-3   2.41e-2 2.57e-2   6.79e-4 5.59e-3 4.86e-3 1.72e-5
CI (5th, 95th Perc.)     (7.4e-3, 8.7e-3)   (1.5e-2, 4.9e-2) (2.0e-2, 3.0e-2)   (4.5e-4, 9.2e-4) (5.1e-3, 6.2e-3) (3.1e-3, 5.6e-3) (1.3e-6, 6.9e-4)
PK t-half (d)     15.7   6.26 11.3   21.4 10.2 16.7 4.48
CI (5th, 95th Perc.)     (14, 17)   (4.9, 12) (7.5, 17)   (15, 34) (8.3, 13) (10, 39) (3.2, 14)
PD t-half (d)     2.11   12.6 1.19   1.54 1.82 1.17 1.64
CI (5th, 95th Perc.)     (1.8, 3.4)   (5.8, 17) (0.68, 2.3)   (1.2, 2.5) (1.1, 2.2) (0.4, 1.7) (0.98, 2.3)
Monkey IDK 50 (mg/[kg·d]) 0.281   7.06e-3 4.91e-2   1.36e-2 2.06e-2   3.09e-2 7.36e-3 4.79e-3
CI (5th, 95th Perc.) (0.20, 0.37)   (7.9e-6, 8.7e-3) (4.9e-2, 5.1e-2)   (3.7e-3, 2.5e-2) (1.5e-2, 2.5e-2)   (2.4e-2, 4.6e-2) (7.5e-7, 1.6e-2) (4.1e-3, 5.5e-3)
PK t-half (d) 7.36   42.8 1.81   6.02 52.5   45.4 53.8 14.3
CI (5th, 95th Perc.) (5.6, 9.7)   (30, 4.9e4) (1.7, 1.9)   (4.2, 7.4) (34, 83)   (22, 80) (12, 1.9e5) (12, 17)
PD t-half (d) 4.91   5.26 7.08   6.01 3.70   3.46 2.37 4.56
CI (5th, 95th Perc.) (3.9, 6.1)   (4.5, 6.3) (6.9, 7.1)   (5.1, 7.1) (2.4, 5.0)   (1.8, 4.8) (0.5, 4.3) (3.8, 5.2)
Human IDK 50 (mg/[kg·d]) 0.217 3.06e-4 1.00e-3 5.57e-4 6.86e-3 3.20e-3 5.71e-3 2.52e-5 6.27e-4 4.00e-3 1.00e-4
CI (5th, 95th Perc.) (0.19, 0.25) (2.5e-4, 3.6e-4) (7.2e-4, 1.4e-3) (3.1e-4, 6.8e-4) (2.9e-3, 1.1e-2) (2.2e-3, 4.5e-3) (5.1e-3, 6.2e-3) (6.1e-8, 1.6e-4) (5.1e-4, 7.3e-4) (3.5e-3, 4.5e-3) (7.2e-5, 1.3e-4)
PK t-half (d) 12.3 121 112 50.9 9.99 19.9 82.4 98.4 62.8 53.0 33.8
CI (5th, 95th Perc.) (10, 16) (93, 163) (99, 124) (21, 130) (6.6, 16) (16, 25) (73, 92) (52, 8.1e4) (50, 90) (44, 66) (27, 42)
PD t-half (d) 4.82 8.16 4.98 5.25 15.9 12.3 4.07 9.49 3.79 4.43 8.41
CI (5th, 95th Perc.) (4.1, 5.4) (7.0, 9.7) (4.3, 5.7) (0.60, 12) (10, 21) (9.5, 16) (3.7, 4.5) (7.2, 12) (3.2, 4.5) (3.7, 5.0) (7.7, 9.2)

Summary of estimated parameters for the 10 GalNAc–siRNAs in mouse, monkey, and human. Body weight assumed 70 kg.

AGXT, alanine–glyoxylate aminotransferase-deficient; CI, confidence interval; d, day; KO, knockout; KPD, kinetic-pharmacodynamic; Perc., percentile; PK, pharmacokinetic; TG, transgenic; WT, wildtype.