Table 1.
HUMAN | RAT | ||||
---|---|---|---|---|---|
Constants |
K
R
[μM] |
k
R
[min−1] |
k
r
[min− 1. M− 1] |
k
r
c
[min− 1. M− 1] |
Species Difference ratio |
Oxime | |||||
Pralidoxime | - a | - a | - a | 10 | - b |
Obidoxime | 1412 | 0.060 | 42 | 6250 | 149 |
Asoxime (HI-6) | - a | - a | - a | 1111 | - b |
K203 | 56 | 0.120 | 2142 | 16,000 | 7.5 |
a, bUnable to estimate the appropriate constants due to lack of reactivated AChE by this oxime
cRat brain homogenate results published by Musilek et al. J. Med. Chem. (2007)