Results 21 to 30 of about 112,812 (208)

Ligand-Specific Regulation of the Endogenous Mu-Opioid Receptor by Chronic Treatment with Mu-Opioid Peptide Agonist [PDF]

open access: yes, 2013
Since the discovery of the endomorphins (EM), the postulated endogenous peptide agonists of the mu-opioid receptors, several analogues have been synthesized to improve their binding and pharmacological profiles.
Birkás, Erika   +12 more
core   +3 more sources

A Narrative Pharmacological Review of Buprenorphine: A Unique Opioid for the Treatment of Chronic Pain

open access: yesPain and Therapy, 2020
Buprenorphine is a Schedule III opioid analgesic with unique pharmacodynamic and pharmacokinetic properties that may be preferable to those of Schedule II full μ-opioid receptor agonists.
Jeffrey Gudin, Jeffrey Fudin
doaj   +1 more source

An opioid-like system regulating feeding behavior in C. elegans [PDF]

open access: yes, 2015
Neuropeptides are essential for the regulation of appetite. Here we show that neuropeptides could regulate feeding in mutants that lack neurotransmission from the motor neurons that stimulate feeding muscles. We identified nlp-24 by an RNAi screen of 115
Artyukhin, Alexander B.   +3 more
core   +3 more sources

Opioid regulation of Mu receptor internalisation: relevance to the development of tolerance and dependence [PDF]

open access: yes, 2010
Internalisation of the mu opioid receptor from the surface of cells is generally achieved by receptor occupancy with agonist ligands of high efficacy. However, in many situations the potent analgesic morphine fails to promote internalisation effectively ...
Lopez-Gimenez, J.F., Milligan, G.
core   +2 more sources

Update on opioid receptors

open access: yesBritish Journal of Anaesthesia, 1994
82100
ATCHESON, R, LAMBERT, DG
openaire   +4 more sources

Dopamine-D1 and δ-opioid receptors co-exist in rat striatal neurons [PDF]

open access: yes, 2006
Cocaine’s enhancement of dopaminergic neurotransmission in the mesolimbic pathway plays a critical role in the initial reinforcing properties of this drug. However, other neurotransmitter systems are also integral to the addiction process.
Ambrose-Lanci, L. M.   +3 more
core   +2 more sources

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

On the G-protein-coupled receptor heteromers and their allosteric receptor-receptor interactions in the central nervous system: focus on their role in pain modulation [PDF]

open access: yes, 2013
The modulatory role of allosteric receptor-receptor interactions in the pain pathways of the Central Nervous System and the peripheral nociceptors has become of increasing interest.
Agnati, Luigi F   +6 more
core   +3 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

Historical Review: Opiate Addiction and Opioid Receptors

open access: yesCell Transplantation, 2019
Substance use disorders (SUDs), defined as a collection of symptoms including tolerance and withdrawal, are chronic illnesses characterized by relapse and remission. In the United States, billions of dollars have been lost due to SUDs.
Shaocheng Wang
doaj   +1 more source

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