Melatonin enhances antinociceptive effects of δ-, but not μ-opioid agonist in mice

PHARMACOLOGICAL EFFECTS PRODUCED BY INTRACEREBRAL INJECTION OF DRUGS IN THE CONSCIOUS MOUSE

Thomas J. Haley, WF McCormick · British Journal of Pharmacology and Chemotherapy · 1957 · 1.5K citations · Full text

Medicine, Neuroscience, Pharmacology +12

A potent and selective endogenous agonist for the µ-opiate receptor

James E. Zadina, Laszlo Hackler, Lin-Jun Ge et al. · Nature · 1997 · 1.3K citations

Medicine, Medicinal Chemistry, Pharmacology +12

Deltorphins: a family of naturally occurring peptides with high affinity and selectivity for delta opioid binding sites.

V. Erspamer, Pietro Melchiorri, Giuliana Falconieri–Erspamer et al. · Proceedings of the National Academy of Sciences · 1989 · 458 citations · Full text

Medicine, Biochemistry, Pharmacology +17

Melatonin Versus Placebo in the Prophylaxis of Cluster Headache

Massimo Leone, Domenico D’Amico, F. Moschiano et al. · Cephalalgia · 1996 · 308 citations

Pharmacy, Pharmacology, Pharmacotherapy +15

Role of the pineal gland in immunity: II. Melatonin enhances the antibody response via an opiatergic mechanism.

G.J.M. Maestroni, A. Conti, Walter Pierpaoli · PubMed · 1987 · 210 citations

Life Sciences, Endocrinology, Immunology +16