Pharmacological analysis of the rate-decreasing effects of mu and kappa opioids in pigeons

The effects of morphine- and nalorphine- like drugs in the nondependent and morphine-dependent chronic spinal dog.

1976 • 2,883 citations

Endogenous opioid peptides: multiple agonists and receptors

1977 • 2,494 citations

Anatomy of CNS opioid receptors

1988 • 1,178 citations

U-50,488: a selective and structurally novel non-Mu (kappa) opioid agonist.

1983 • 795 citations

The binding spectrum of narcotic analgesic drugs with different agonist and antagonist properties

1982 • 509 citations

In vivo studies on spinal opiate receptor systems mediating antinociception. II. Pharmacological profiles suggesting a differential association of mu, delta and kappa receptors with visceral chemical and cutaneous thermal stimuli in the rat.

1984 • 391 citations

Bremazocine: A potent, long-acting opiate kappa-agonist

1980 • 314 citations

The irreversible narcotic antagonistic and reversible agonistic properties of the fumaramate methyl ester derivative of naltrexone

1981 • 229 citations

A kappa opioid effect: increased urination in the rat.

1983 • 224 citations

Kappa opioids in rhesus monkeys. I. Diuresis, sedation, analgesia and discriminative stimulus effects.

1987 • 161 citations

Selective opioid receptor agonists and antagonists: research tools and potential therapeutic agents

1990 • 135 citations

U-50,488, a selective kappa opioid agonist: Comparison to other reputed kappa agonists

1982 • 102 citations

Kappa opioids in rhesus monkeys. III. Dependence associated with chronic administration.

1987 • 87 citations

Kappa opioid analgesia is dependent on serotonergic mechanisms.

1984 • 82 citations

Kappa-opioid receptor-mediated antinociception in the rat. II. Supraspinal in addition to spinal sites of action.

1989 • 75 citations

Narcotic discrimination in pigeons.

1980 • 75 citations

Serotonergic involvement in the antinociceptive action of and the development of tolerance to the kappa-opioid receptor agonist, U-50, 488H.

1989 • 63 citations

Kappa opioids in rhesus monkeys. II. Analysis of the antagonistic actions of quadazocine and beta-funaltrexamine.

1987 • 62 citations

Discriminative stimulus effects of mu and kappa opioids in the pigeon: analysis of the effects of full and partial mu and kappa agonists.

1989 • 55 citations

Discriminative stimulus properties of U50,488 and morphine: effects of training dose on stimulus substitution patterns produced by mu and kappa opioid agonists.

1990 • 53 citations

Butorphanol, levallorphan, nalbuphine and nalorphine as antagonists in the squirrel monkey.

1990 • 51 citations

Evidence that the discriminative stimulus properties of fentanyl and ethylketocyclazocine are mediated by an interaction with different opiate receptors.

1982 • 49 citations

Determination of the receptor selectivity of opioid agonists in the guinea‐pig ileum and mouse vas deferens by use of β‐funaltrexamine

1985 • 48 citations

Reversal by β‐funaltrexamine of the antinociceptive effect of opioid agonists in the rat

1986 • 38 citations

Comparison of the discriminative stimulus properties of U50,488 and morphine in pigeons.

1987 • 30 citations

Limitations on the antagonistic actions of opioid antagonists.

1982 • 30 citations

Differential cross-tolerance to opioids in squirrel monkeys responding under a shock titration schedule.

1990 • 28 citations

Effects of ketazocine, ethylketazocine and phenazocine on schedule-controlled behavior: Antagonism by naloxone

1982 • 25 citations

Differential cross-tolerance to mu and kappa opioid agonists in morphine-tolerant rats responding under a schedule of food presentation

1991 • 24 citations

Differential cross-tolerance to opioid agonists in morphine-tolerant pigeons responding under a schedule of food presentation.

1989 • 23 citations

Evidence that the kappa agonist U50488H has non-opioid actions

1988 • 20 citations

Attenuation of the antinociceptive action of the selective κ-opioid receptor agonist, U-50,488H by ICS-205-930

1990 • 18 citations

Effects of ethylketazocine and morphine on schedule-controlled behavior in pigeons and squirrel monkeys.

1986 • 17 citations

?-funaltrexamine antagonizes the discriminative stimulus effects of morphine but not naltrexone in pigeons

1987 • 12 citations

Serotonin involvement in the discriminative stimulus effects of κ opioids in pigeons

1993 • 11 citations

Antagonistic and rate-suppressing effects of opioid antagonists in the pigeon.

1985 • 11 citations

Quantitative analysis of naloxone antagonism of the discriminative stimulus properties of morphine in the pigeon

1986 • 7 citations