The response to analgesia testing is affected by gonadal steroids in the rat

Foot-shock induced stress increases β-endorphin levels in blood but not brain

Jean Rossier, Edward D. French, Catherine Rivier et al. · Nature · 1977 · 577 citations

Life Sciences, Neurobiology, Neuroscience +10

The inhibitory effect of fentanyl and other morphine-like analgesics on the warm water induced tail withdrawl reflex in rats.

Patricia A. Janssen, Niemegeers Cj, Dony Jg · PubMed · 1963 · 525 citations

Medicine, Pharmacology, Behavioral Pharmacology +13

Annals of the New York Academy of Sciences

Gastroenterology · 1953 · 417 citations

Humanities, Biomedical Sciences, Science Communication +4

Hormonal determinants of sex differences in avoidance behavior and reactivity to electric shock in the rat.

William W. Beatty, Patricia Ann Beatty · Journal of Comparative and Physiological Psychology · 1970 · 281 citations

Life Sciences, Behavioral Sciences, Endocrinology +14

Antinociceptive activity of narcotic agonist and partial agonist analgesics and other agents in the tail-immersion test in mice and rats

Robert D. E. Sewell · Neuropharmacology · 1976 · 234 citations

Medicine, Pharmacology, Behavioral Pharmacology +14