opioid receptor
Role of μ-opioid receptor in parafascicular nucleus of thalamus on morphine-induced antinociception in a rat model of acute trigeminal pain
... μ-opioid receptor contributes to supraspinal modulation of ...non-specific opioid-receptor antagonist) and naloxonazine (a specific μ-opioid receptor antagonist) were ...
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<p>Peripheral Opioid Receptor Antagonists for Opioid-Induced Constipation: A Primer on Pharmacokinetic Variabilities with a Focus on Drug Interactions</p>
... Drug – drug, drug – food, and drug – disease interactions are common when treating both pain and analgesic side effects, especially in patients with comorbidities requiring polypharmacy. While not all drug interactions ...
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In Vivo Regulation of the μ Opioid Receptor: Role of the Endogenous Opioid Agents
... μ opioid receptor (6,7), although the δ receptor can play a role in the instatement of morphine tolerance ...that opioid antag- onists such as naltrexone impair central nervous system (CNS) ...
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Regulation of opioid receptor signalling: Implications for the development of analgesic tolerance
... neuronal opioid receptors is quite ...of receptor recycling have been assessed in LC ...of receptor ability to evoke GIRK channel activation ...of opioid receptor ...
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Central Pain after Pontine Infarction Is Associated with Changes in Opioid Receptor Binding: A PET Study with 11C Diprenorphine
... prenorphine and other opioid receptor ligands (7, 8, 14). Within a wide, reliable range, the ratio val- ues show a linear relationship to k3/k4 (8), and the images produced are less sensitive to noise ...
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Mu-opioid receptor and delta-opioid receptor differentially regulate microglial inflammatory response to control proopiomelanocortin neuronal apoptosis in the hypothalamus: effects of neonatal alcohol
... We employed multiplex ELISA and primary cultures of hypothalamic microglia in order to characterize secre- tion patterns of all major cytokines by microglia follow- ing an ethanol challenge in the presence and absence of ...
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Kappa opioid receptor signaling protects cartilage tissue against posttraumatic degeneration
... Modern opioid analgesics mainly drive their therapeutic effect through 3 classic opioid receptors: kappa opioid receptor (KOR), delta opioid receptor (DOR), and mu opioid ...
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A new splice of life for the μ opioid receptor
... of opioid receptors have yielded a deep level of molecular definition, several new levels of func- tional and pharmacological nuance sug- gest that the goal of an opioid receptor agonist that retains ...
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Peripherally acting μ-opioid receptor antagonists as treatment options for constipation in noncancer pain patients on chronic opioid therapy
... Abstract: Opioid-induced constipation (OIC), a prevalent and distressing side effect of opioid therapy, does not reliably respond to treatment with conventional ...µ-opioid receptor ...
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Endorphinergic Attenuation of Distress by Concomitantly Enhancing Endogenous Opioid Release and Switching Opioid Receptor Signaling from an Excessively Excitatory to a Normal Inhibitory Mode
... and Opioid Receptor Switchers ...exogenous opioid, buprenorphine, to- gether with ultra-low-dose naloxone or ultra-low-dose naltrexone markedly enhanced opioid analgesia, confir- ming earlier ...
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Structure of the human κ-opioid receptor in complex with JDTic.pdf
... Opioid receptors mediate the actions of endogenous and exogenous opioids on many physiological processes, including the regulation of pain, respiratory drive, mood, and—in the case ofk-opioid ...
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Ginsenoside Re protects methamphetamine-induced dopaminergic neurotoxicity in mice via upregulation of dynorphin-mediated κ-opioid receptor and downregulation of substance P-mediated neurokinin 1 receptor
... NK1 receptor antagonist L-733,060 did not show any additional positive effect against neuroprotective activity by GRe, indicating that NK1 receptor is also one of the molecular pharmacological targets for ...
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A “tail” of opioid receptor variants
... of opioid receptors, β-arrestin–mediated signaling is thought to mediate tolerance ...7TM opioid receptor variants, the mMOR- 1C and mMOR-1O, with the mE4M-asso- ciated ...of receptor ...
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Genetic Analysis of Mu and Kappa Opioid Receptor and COMT Enzyme in Cancer Pain Tunisian Patients Under Opioid Treatment
... µ-opioid receptor promoter and evaluated the frequencies of the relevant SNPs in 700 patients on opioid medication ...of opioid requirements was not ...
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Protease inhibitor-induced nausea and vomiting is attenuated by a peripherally acting, opioid-receptor antagonist in a rat model
... that opioid receptor antagonists contribute to relieving protease inhibitor-induced gastrointestinal adverse effects, and thus, methylnaltrexone may have a clinical utility in reducing nausea and vomiting ...
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Reduced basal ganglia μ opioid receptor availability in trigeminal neuropathic pain: A pilot study
... μ-opioid receptor (μOR) radiotracer, have shown reduced opioid receptor availability in chronic pain syndromes such as rheuma- toid arthritis [4], neuropathic pain [5], fibromyalgia [6] and ...
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Cell death sensitization of leukemia cells by opioid receptor activation
... through opioid receptor activation triggering the downregulation of cAMP (Figure ...of opioid receptor expression which can be increased by ...
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Methamphetamine-induced changes in the striatal dopamine pathway in μ-opioid receptor knockout mice
... dopamine receptor agonist, METH is known to stimulate the release and inhibit reuptake of dopamine from synaptic cleft [40], increasing extracellu- lar dopamine levels and activating postsynaptic striatal dopamine ...
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δ Opioid receptor antagonism induces NMDA receptor dependent excitotoxicity in anoxic turtle cortex
... either receptor are neuroprotective in a range of ischemia-tolerance models, including HPC (Chao et ...either receptor prevents HPC-mediated neuroprotection in mammals and NMDAR depression in turtles, it is ...
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Label-free integrative pharmacology on-target of opioid ligands at the opioid receptor family
... each opioid ligand in a cell line, ten DMR assays were performed that measured receptor specificity, G- protein coupling, and downstream kinase pathway se- ...
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