| Lovett, J A; Portoghese, P S (1987) Synthesis and evaluation of melphalan-containing N,N-dialkylenkephalin analogues as irreversible antagonists of the delta opioid receptor. J Med Chem 30:1668-74 |
| Lovett, J A; Portoghese, P S (1987) N,N-dialkylated leucine enkephalins as potential delta opioid receptor antagonists. J Med Chem 30:1144-9 |
| Lovett, J A; Portoghese, P S (1986) Melphalan-containing N,N-dialkylenkephalin analogs as potential irreversible antagonists of the delta opioid receptor. NIDA Res Monogr 75:185-8 |
