Table 2. Rat toxicokinetics summary.
Total Antibody | ADC | ||||||
Antibody | Dose (mg/kg) | T1/2 (days) | Cmax (µg/ml) | AUC last(day*µg/ml) | T1/2 (days) | Cmax (µg/ml) | AUC last(day*µg/ml) |
Anti-Her2 position 1-ADC | 30 | 9.12±2.19 | 1003±41.9 | 2418±168 | 7.89±1.32 | 1056±55.7 | 2554±178 |
Anti-Her2 position 1-ADC | 60 | 4.36±0.495 | 2244±130 | 4978±865 | 4.94±0.812 | 2361±189 | 4959±604 |
Anti-Her2 position 1-ADC | 90 | 2.40±0.871 | 3104±188 | 6153±838 | 2.31±0.734 | 3469±417 | 6214±974 |
Anti-Her2 Cys-ADC | 30 | 7.31±2.03 | 781±19.1 | 1801±270 | 6.35±1.47 | 757±69.2 | 1581±228 |
Anti-Her2 Cys-ADC | 45 | 4.91±0.871 | 1271±124 | 2726±182 | 4.60±0.926 | 1269±79.3 | 2429±167 |
Anti-Her2 Cys-ADC | 90 | 3.13±0.852 | 1740±214 | 2938±314 | 3.04±0.885 | 1827±152 | 2696±300 |
Serum from rats dosed with 30, 45 or 60 mg/kg of anti-Her2 Cys-ADC or 30, 60 or 90 mg/kg of anti-Her2 position 1-ADC were collected and the total amount of antibody and ADC was measured via ELISA. The toxicokinetic parameters were calculated.