Gene copy number and transgene expression in C57BI/6 Rag-1 mice 14 weeks after intramuscular injection of AAV vector encoding F.IX-WT or 1 K5A/V10K
. | Vector genomes/cell . | . | F.IX levels, ng/mL . | . | Ratio of F.IX ng/mL to vector genome/cell . | . | |||
---|---|---|---|---|---|---|---|---|---|
Vector dose, vg/kg . | K5A/V10K . | WT . | K5A/V10K . | WT . | K5A/V10K . | WT . | |||
2 × 1011 | 5.9 ± 2.8 | 9.3 ± 4.7 | 451 ± 130* | 209 ± 109 | 76.4 ± 18* | 22.4 ± 5 | |||
1.2 × 1012 | 21.6 ± 8.2 | 21.9 ± 6.3 | 1670 ± 360† | 403 ± 96 | 77.3 ± 24* | 18.4 ± 12 |
. | Vector genomes/cell . | . | F.IX levels, ng/mL . | . | Ratio of F.IX ng/mL to vector genome/cell . | . | |||
---|---|---|---|---|---|---|---|---|---|
Vector dose, vg/kg . | K5A/V10K . | WT . | K5A/V10K . | WT . | K5A/V10K . | WT . | |||
2 × 1011 | 5.9 ± 2.8 | 9.3 ± 4.7 | 451 ± 130* | 209 ± 109 | 76.4 ± 18* | 22.4 ± 5 | |||
1.2 × 1012 | 21.6 ± 8.2 | 21.9 ± 6.3 | 1670 ± 360† | 403 ± 96 | 77.3 ± 24* | 18.4 ± 12 |
Student t test was used for comparison between F.IX-WT and K5A/V10K: *P < .05; †P < .005.
N = 4 mice per vector per dose. Data presented are mean values ± SEM.