Results 31 to 40 of about 2,576,885 (397)

BU10038 as a safe opioid analgesic with fewer side-effects after systemic and intrathecal administration in primates [PDF]

open access: yes, 2019
© 2019 British Journal of Anaesthesia. Published by Elsevier Ltd. All rights reserved.Background: The marked increase in mis-use of prescription opioids has greatly affected our society. One potential solution is to develop improved analgesics which have
Cami-Kobeci, Gerta   +9 more
core   +5 more sources

The Role of Opioid Receptors in Immune System Function

open access: yesFrontiers in Immunology, 2019
Research on the effects of opioids on immune responses was stimulated in the 1980s by the intersection of use of intravenous heroin and HIV infection, to determine if opioids were enhancing HIV progression.
T. Eisenstein
semanticscholar   +1 more source

M3 muscarinic acetylcholine receptor facilitates the endocytosis of mu opioid receptor mediated by morphine independently of the formation of heteromeric complexes [PDF]

open access: yes, 2017
Morphine inefficiency to induce the internalization of mu opioid (MOP) receptors observed in numerous experimental models constitutes a paradigm of G-protein coupled receptor (GPCR) functional selectivity.
Alvarez-Curto, Elisa   +2 more
core   +1 more source

Phosphorylation-deficient G-protein-biased μ-opioid receptors improve analgesia and diminish tolerance but worsen opioid side effects

open access: yesNature Communications, 2019
Opioid analgesics are powerful pain relievers; however, over time, pain control diminishes as analgesic tolerance develops. The molecular mechanisms initiating tolerance have remained unresolved to date.
A. Kliewer   +8 more
semanticscholar   +1 more source

Activation profiles of opioid ligands in HEK cells expressing δ opioid receptors

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   +1 more source

Inhibition of activity of GABA transporter GAT1 by δ-opioid receptor [PDF]

open access: yes, 2012
Analgesia is a well-documented effect of acupuncture. A critical role in pain sensation plays the nervous system, including the GABAergic system and opioid receptor (OR) activation.
Fucke, Thomas   +7 more
core   +2 more sources

The Use of Computational Approaches in the Discovery and Mechanism Study of Opioid Analgesics

open access: yesFrontiers in Chemistry, 2020
Opioid receptors that belong to class A G protein-coupled receptors (GPCRs) are vital in pain control. In the past few years, published high-resolution crystal structures of opioid receptor laid a solid basis for both experimental and computational ...
Bangyi Zhao, Wei Li, Lijie Sun, Wei Fu
doaj   +1 more source

Update on opioid receptors

open access: yesBritish Journal of Anaesthesia, 1994
82100
ATCHESON, R, LAMBERT, DG
openaire   +3 more sources

The opioid receptor: emergence through millennia of pharmaceutical sciences

open access: yesFrontiers in Pain Research, 2023
Throughout history humanity has searched for an optimal approach to the use of opioids that maximizes analgesia while minimizing side effects. This review reflects upon the conceptualization of the opioid receptor and the critical role that the ...
Carolyn A. Fairbanks   +4 more
doaj   +1 more source

Pharmacological Profiles of Oligomerized μ-Opioid Receptors

open access: yesCells, 2013
Opioids are widely prescribed pain relievers with multiple side effects and potential complications. They produce analgesia via G-protein-protein coupled receptors: μ-, δ-, κ-opioid and opioid receptor-like 1 receptors.
Ing-Kang Ho, Cynthia Wei-Sheng Lee
doaj   +1 more source

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