Results 41 to 50 of about 1,574,238 (214)

Comparison of Five Benzodiazepine-Receptor Agonists on Buprenorphine-Induced µ-Opioid Receptor Regulation

open access: yesJournal of Pharmacological Sciences, 2009
.: In this study, we compared the effects of five short-, medium-, or long-acting benzodiazepine-receptor agonists (BZDs) [alprazolam (APZ), clonazepam (CLZ), flunitrazepam (FLZ), loprazolam (LPZ), zolpidem (ZLP)], at two distinct doses, 0.2 and 2 mg/kg,
Géraldine Poisnel   +4 more
doaj   +1 more source

Involvement of β-Arrestin-2 in Modulation of the Spinal Antinociception Induced by μ-Opioid Receptor Agonists in the Mouse

open access: yes, 2003
Beta-arrestins have been suggested to regulate μ-, δ-, and κ-opioid receptor-mediated responses. In the present study, we examined the effects of pretreatment with β-arrestin-2 antibody on tail-flick inhibition induced by opioid receptor agonists in the ...
Mizoguchi, Hirokazu   +5 more
core   +1 more source

Research progress on biased μ-opioid receptor agonists

open access: yes徐州医科大学学报
Opioid analgesics, which primarily exert their effects through μ-opioid receptors, have long been valuable choices in pain management. However, opioid analgesics often cause various adverse reactions that are common to traditional opioids, especially ...
LI Ning, LIU Cunming
doaj   +1 more source

A Chimeric Analysis of the Opioid Receptor Domains Critical for the Binding Selectivity of μ Opioid Ligands

open access: yesNeurobiology of Disease, 1996
The μ opioid receptor plays a key role in mediating the physiological, pharmacological, and behavioral effects of endogenous opioids and of opiate drugs such as morphine and heroin.
Brendon Watson, Fan Meng, Huda Akil
doaj   +1 more source

Synthesis and Pharmacological Evaluation of Novel Octahydro-1H-pyrido[1,2-a]pyrazine as μ-Opioid Receptor Antagonists

open access: yes, 2016
To better understand structural requirements for a μ ligand of the trans-3,4-dimethyl-4-(3-hydroxyphenyl)piperidine class to interact with the μ opioid receptor, we have described in the previous article (Le Bourdonnec, B. et al. J. Med. Chem.
Roland E. Dolle (1484149)   +6 more
core   +1 more source

Receptor Studies in Opioid Receptor and Opioid Peptide Gene Knockout Mice. [PDF]

open access: yes, 2020
1. It is postulated that dynorphin inhibits the cocaine-induced increase in striatal dopamine levels, that may contribute to dynorphin’s ability to prevent cocaine-induced conditioned place preference and to attenuate an increase in locomotor activity ...
Yoo, Ji Hoon.
core  

μ-opioid receptor system mediates reward processing in humans

open access: yesNature Communications, 2018
μ-opioid signalling has a known role in the response to various rewarding stimuli, including pleasant foods. Here, Nummenmaa et al. show using PET and fMRI that individual differences in brain μ-opioid receptor density predict the strength of the neural ...
Lauri Nummenmaa   +6 more
doaj   +1 more source

MU-opioid receptor-knockout mice: role of μ-opioid receptor in morphine mediated immune functions

open access: yes, 1998
The role of the μ-opioid receptor in immune function was investigated using μ-opioid receptor knockout mice (MOR-KO). Morphine modulation of several immune functions, including macrophage phagocytosis and macrophage secretion of TNF-α, was not observed ...
Barke, Roderick A   +5 more
core   +1 more source

Clinical relevance of pharmacogenomic information for improving prescribing practices in acutely admitted older medical patients

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Aims Safe prescribing and effective medication review during acute hospitalization depends on accurate information about liver and kidney function because these organs are responsible for the elimination of most medications. While estimates for kidney function are widely used, comparable markers of hepatic drug‐metabolizing capacity are not routinely ...
Louise Westberg Strejby Christensen   +17 more
wiley   +1 more source

Endogenous opioids regulate moment-to-moment neuronal communication and excitability

open access: yesNature Communications, 2017
The endogenous opioid system regulates fear and anxiety, but the underlying cellular mechanism is unclear. Winterset al. shows that in the intercalated cells (ITC) of the amygdala, endogenous opioids suppress glutamatergic inputs via the δ-opioid ...
Bryony L. Winters   +9 more
doaj   +1 more source

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