Side chain methyl substitution in the δ-opioid receptor antagonist TIPP has an important effect on the activity profile

1. Tourwé, D.
2. Mannekens, E.
3. Diem, T.N.T.
4. Verheyden, P.
5. Jaspers, H.
6. Töth, G.
7. Péter, A.
8. Kertész, I.
9. Török, G.
10. Chung, N.N.
11. Schiller, P.W.