Results 81 to 90 of about 112,812 (208)

Implication of Opioid Receptors in the Antihypertensive Effect of a Novel Chicken Foot-Derived Peptide

open access: yesBiomolecules, 2020
The peptide AVFQHNCQE demonstrated to produce nitric oxide-mediated antihypertensive effect. This study investigates the bioavailability and the opioid-like activity of this peptide after its oral administration.
Anna Mas-Capdevila   +5 more
doaj   +1 more source

Comparison of analgesic effects and patient tolerability of nabilone and dihydrocodeine for chronic neuropathic pain: randomised, crossover, double blind study [PDF]

open access: yes, 2008
<b>Objective</b>: To compare the analgesic efficacy and side effects of the synthetic cannabinoid nabilone with those of the weak opioid dihydrocodeine for chronic neuropathic pain.
Frank, B.   +4 more
core   +2 more sources

GRKs as Key Modulators of Opioid Receptor Function

open access: yesCells, 2020
Understanding the link between agonist-induced phosphorylation of the mu-opioid receptor (MOR) and the associated physiological effects is critical for the development of novel analgesic drugs and is particularly important for understanding the ...
Laura Lemel   +2 more
doaj   +1 more source

Molecular Aspects of Opioid Receptors and Opioid Receptor Painkillers

open access: yes, 2012
The unpleasant sensation of pain is experienced by all human beings at a given point in life. When pain gets severe and/or chronic it requires medical treatment. For over a thousand years, opioid agonists have been employed therapeutically to treat pain, with the first reports of such use involving the alkaloid morphine dated to the second century B.C.(
Austin B. Yongye   +1 more
openaire   +4 more sources

Caenorhabditis elegans as a model system to identify therapeutics for alcohol use disorders [PDF]

open access: yes, 2019
Alcohol use disorders (AUDs) cause serious problems in society and few effective treatments are available. Caenorhabditis elegans (C. elegans) is an excellent invertebrate model to study the neurobiological basis of human behavior with a conserved, fully
Bell, Richard L.   +6 more
core   +1 more source

Measuring ligand efficacy at the mu-opioid receptor using a conformational biosensor. [PDF]

open access: yes, 2018
The intrinsic efficacy of orthosteric ligands acting at G-protein-coupled receptors (GPCRs) reflects their ability to stabilize active receptor states (R*) and is a major determinant of their physiological effects.
Livingston, Kathryn E   +4 more
core  

Pharmacogenetics of analgesic drugs [PDF]

open access: yes, 2013
• Individual variability in pain perception and differences in the efficacy of analgesic drugs are complex phenomena and are partly genetically predetermined.
Branford, R   +4 more
core   +1 more source

Interactions of the opioid and cannabinoid systems in reward: Insights from knockout studies

open access: yesFrontiers in Pharmacology, 2015
The opioid system consists of three receptors, mu, delta, and kappa, which are activated by endogenous opioid peptides (enkephalins, endorphins and dynorphins). The endogenous cannabinoid system comprises lipid neuromodulators (endocannabinoids), enzymes
Katia eBefort
doaj   +1 more source

The novel mu-opioid antagonist, GSK1521498, reduces ethanol consumption in C57BL/6J mice. [PDF]

open access: yes, 2015
RATIONALE Using the drinking-in-the-dark (DID) model, we compared the effects of a novel mu-opioid receptor antagonist, GSK1521498, with naltrexone, a licensed treatment of alcohol dependence, on ethanol consumption in mice.
C Giuliano   +33 more
core   +1 more source

Female rat hippocampal cell density after conditioned place preference [PDF]

open access: yes, 2014
The hippocampus is important for learning tasks, such as conditioned place preference (CPP), which is widely used as a model for studying the reinforcing effects of drugs with dependence liability.
Babakordi, F.   +3 more
core  

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