Results 11 to 20 of about 3,459 (225)

Interactions Between Opioids and Dextroamphetamine on Locomotor Activity: Influence of an Opioid's Relative Efficacy at the Mu Receptor [PDF]

open access: yesFrontiers in Psychiatry, 2022
Opioids and stimulants are often used in combination for both recreational and non-recreational purposes. High-efficacy mu opioid agonists generally increase the behavioral effects of stimulants, whereas opioid receptor antagonists generally attenuate ...
Mark A. Smith   +16 more
doaj   +2 more sources

Activation profiles of opioid ligands in HEK cells expressing δ opioid receptors [PDF]

open access: yesBMC Neuroscience, 2002
Background The aim of the present study was to characterize the activation profiles of 15 opioid ligands in transfected human embryonic kidney cells expressing only δ opioid receptors.
Clark J   +3 more
doaj   +3 more sources

EFFECT OF MORPHINE AND NALORPHINE ON THE CONTENT OF DOPAMINE IN MOUSE BRAIN

open access: diamondJapanese Journal of Pharmacology, 1966
Since the discovery of Vogt (1) that the acute administration of morphine causes a decrease in the content of noradrenaline (NA) in cat brain, attempts have been made to explain the mechanism of action of morphine in terms of its effect on brain level of
Hiroshi Takagi, Mototaka Nakama
openalex   +2 more sources

NALORPHINE [PDF]

open access: bronzeAnesthesiology, 1958
H. F. Fraser
  +5 more sources

CONDITIONED SUPPRESSION BY A STIMULUS ASSOCIATED WITH NALORPHINE IN MORPHINE‐DEPENDENT MONKEYS1

open access: greenJournal of The Experimental Analysis of Behavior, 1967
Steven R. Goldberg, Charles R. Schuster
openalex   +2 more sources

CONDITIONED NALORPHINE‐INDUCED ABSTINENCE CHANGES: PERSISTENCE IN POST MORPHINE‐DEPENDENT MONKEYS1 [PDF]

open access: bronzeJournal of The Experimental Analysis of Behavior, 1970
Steven R. Goldberg, Charles R. Schuster
openalex   +2 more sources

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