Administered ChE | |||||
---|---|---|---|---|---|
None | PEG-rHuAChE | HuBChE | |||
First exposure (1.5 LD50; 20 h) | |||||
Administered enzyme (nmol/mouse) | 3.2 | 3.2 | |||
Administered VX (nmol/mouse) | 2.4 | 2.4 | 2.4 | ||
Survival (live/total) | 0% (0/5) | 100% (5/5) | 80% (4/5) | ||
Second exposure (0.9 LD50; 22 h) | |||||
Administered VX (nmol/mouse) | 1.4 | 1.4 | |||
Survival (live/total) |
| 100% (5/5)a | 25% (1/4)b |