Results 41 to 50 of about 71,106 (270)

Alterations in Cortical and Basal Ganglia Levels of Opioid Receptor Binding in a Rat Model of l-DOPA-Induced Dyskinesia

open access: yesNeurobiology of Disease, 2001
Opioid receptor-binding autoradiography was used as a way to map sites of altered opioid transmission in a rat model of l-DOPA-induced dyskinesia. Rats with unilateral 6-hydroxydopamine lesions of the nigrostriatal pathways sustained a 3-week treatment ...
P.A. Johansson   +3 more
doaj   +1 more source

Semisynthetic neoclerodanes as kappa opioid receptor probes [PDF]

open access: yesBioorganic & Medicinal Chemistry, 2012
Modification of the furan ring of salvinorin A (1), the main active component of Salvia divinorum, has resulted in novel neoclerodane diterpenes with opioid receptor affinity and activity. Conversion of the furan ring to an aldehyde at the C-12 position (5) has allowed for the synthesis of analogues with new carbon-carbon bonds at that position ...
Lovell, Kimberly M.   +10 more
openaire   +3 more sources

Goshajinkigan reduces bortezomib-induced mechanical allodynia in rats: Possible involvement of kappa opioid receptor

open access: yesJournal of Pharmacological Sciences, 2015
In the present study, we investigated the effect of a Kampo medicine Goshajinkigan (GJG) on the bortezomib-induced mechanical allodynia in von Frey test in rats. The single administration of tramadol (10 mg/kg), GJG (1.0 g/kg) and its component processed
Hitomi Higuchi   +4 more
doaj   +1 more source

Opioids and opioid receptors; understanding pharmacological mechanisms as a key to therapeutic advances and mitigation of the misuse crisis

open access: yesBJA Open, 2023
Opioids are a mainstay in acute pain management and produce their effects and side effects (e.g., tolerance, opioid-use disorder and immune suppression) by interaction with opioid receptors.
David G. Lambert
doaj   +1 more source

Pharmacology of Kappa Opioid Receptors: Novel Assays and Ligands

open access: yesFrontiers in Pharmacology, 2022
The present study investigated the in vitro pharmacology of the human kappa opioid receptor using multiple assays, including calcium mobilization in cells expressing chimeric G proteins, the dynamic mass redistribution (DMR) label-free assay, and a ...
Chiara Sturaro   +11 more
doaj   +1 more source

The Potential of Methocinnamox as a Future Treatment for Opioid Use Disorder: A Narrative Review

open access: yesPharmacy, 2022
The opioid epidemic is an ongoing public health crisis, and the United States health system is overwhelmed with increasing numbers of opioid-related overdoses.
Colleen G. Jordan   +5 more
doaj   +1 more source

Behavioral Pharmacology of Novel Kappa Opioid Receptor Antagonists in Rats

open access: yesInternational Journal of Neuropsychopharmacology, 2019
Background New treatments for stress-related disorders including depression, anxiety, and substance use disorder are greatly needed. Kappa opioid receptors are expressed in the central nervous system, including areas implicated in analgesia and affective
Sarah Page   +8 more
semanticscholar   +1 more source

Antinociceptive potency of a fluorinated cyclopeptide Dmt-c[D-Lys-Phe-p-CF3-Phe-Asp]NH2

open access: yesJournal of Enzyme Inhibition and Medicinal Chemistry, 2018
Opioid peptides and opiate drugs such as morphine, mediate their analgesic effects, but also undesired side effects, mostly through activation of the mu opioid receptor.
Justyna Piekielna-Ciesielska   +7 more
doaj   +1 more source

Estrogen Regulation of GRK2 Inactivates Kappa Opioid Receptor Signaling Mediating Analgesia, But Not Aversion

open access: yesJournal of Neuroscience, 2018
Activation of κ opioid receptors (KORs) produces analgesia and aversion via distinct intracellular signaling pathways, but whether G protein-biased KOR agonists can be designed to have clinical utility will depend on a better understanding of the ...
Antony D. Abraham   +8 more
semanticscholar   +1 more source

Kappa opioid receptor and oligodendrocyte remyelination

open access: yes, 2019
Adult oligodendrocyte precursor cells (OPCs) maintain the abilities to differentiate and myelinate denuded axons in demyelinating diseases, such as Multiple Sclerosis (MS), albert often inefficiently. Remyelination therapies seek to enhance endogenous remyelination and represent a promising approach to achieve functional and cellular architectural ...
Fei, Wang, Feng, Mei
openaire   +3 more sources

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