Table 1.
MOR affinities of N-piperidinyl etonitazene, fentanyl and morphine. Ki values (nM) are given as mean ± SD for n = 3 experiments, each performed in triplicate.
| MOR [3H]DAMGO |
|
|---|---|
| N-piperidinyl etonitazene | 14.3 ± 2.5 |
| Fentanyl | 6.17 ± 0.82 |
| Morphine | 3.99 ± 0.40 |