Results 71 to 80 of about 72,155 (213)

Comportamento de coçar e nocicepção evidenciados após a aplicação facial de endotelina-1: um novo teste, uma nova oportunidade farmacológica [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Biológicas, Programa de Pós-Graduação em Farmacologia, Florianópolis, 2011O presente trabalho reproduziu o modelo experimental descrito por Shimada e Lamotte, (2008), e o
Gomes, Lenyta Oliveira
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The Hippocampus Is the Place to Be: Opioid Receptors and LTP

open access: yesCell Reports, 2019
Nam et al. (2019) genetically modulate the expression of astrocytic μ-opioid receptors to reveal they are necessary for drug-induced conditioned place preference.
Thomas M. Sanderson   +3 more
doaj   +1 more source

Usefulness for the combination of G protein- and β-arrestin-biased ligands of μ-opioid receptors: Prevention of antinociceptive tolerance

open access: yesMolecular Pain, 2017
Background µ-Opioid receptor internalization is considered to be critically linked to antinociceptive tolerance. Although µ-opioid receptor agonists have been administered simultaneously with other drugs to control pain, little information is available ...
Tomohisa Mori   +18 more
doaj   +1 more source

Study of opioid receptors [PDF]

open access: yes, 2016
1 ABSTRACT In this Thesis, we studied properties of μ-, δ-, and κ-opioid receptors in lymphocytes isolated from rat spleen. This splenocytes were exposed to mitogen concanavalin A or opiate morphine and cultivated for 48 hours.
Cechová, Kristína
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The influence of μ-opioid and noradrenaline reuptake inhibition in the modulation of pain responsive neurones in the central amygdala by tapentadol in rats with neuropathy [PDF]

open access: yes, 2015
Treatments for neuropathic pain are either not fully effective or have problematic side effects. Combinations of drugs are often used. Tapentadol is a newer molecule that produces analgesia in various pain models through two inhibitory mechanisms, namely
Gonçalves, L, Friend, LV, Dickenson, AH
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Buprenorphine-Induced Antinociception Is Mediated by μ-Opioid Receptors and Compromised by Concomitant Activation of Opioid Receptor-Like Receptors [PDF]

open access: yes, 2003
Buprenorphine is a mixed opioid receptor agonist-antagonist used clinically for maintenance therapy in opiate addicts and pain management. Dose-response curves for buprenorphine-induced antinociception display ceiling effects or are bell shaped, which ...
Takeshima, Hiroshi   +21 more
core   +1 more source

Nociceptin/orphanin FQ and motor activity: behavioural, biochemical and electrophysiological studies in models of Parkinson’s disease [PDF]

open access: yes, 2010
Nociceptin/orphanin FQ (N/OFQ) is an opioid-like neuropeptide which activates the NOP receptor. N/OFQ exerts an inhibitory control on locomotion through inhibition of dopamine (DA) neurons located in the substantia nigra (SN), which degenerate in ...
Viaro, Riccardo
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Synthesis, Biological Evaluation, and SAR Studies of 14β-phenylacetyl Substituted 17-cyclopropylmethyl-7, 8-dihydronoroxymorphinones Derivatives: Ligands With Mixed NOP and Opioid Receptor Profile

open access: yesFrontiers in Psychiatry, 2018
A series of 14β-acyl substituted 17-cyclopropylmethyl-7,8-dihydronoroxymorphinone compounds has been synthesized and evaluated for affinity and efficacy for mu (MOP), kappa (KOP), and delta (DOP) opioid receptors and nociceptin/orphanin FQ peptide (NOP ...
Vinod Kumar   +6 more
doaj   +1 more source

Local analgesic effect of tramadol is mediated by opioid receptors in late postoperative pain after plantar incision in rats [PDF]

open access: yes, 2016
José Oswaldo de Oliveira Junior,1 Milena Fernandes de Freitas,2 Carolina Bullara de Andrade,3 Marucia Chacur,2 Hazem Adel Ashmawi1 1Laboratório de Anestesiologia Experimental, Faculdade de Medicina da Universidade de Sã
Bullara de Andrade C   +4 more
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The role of δ-opioid receptors in learning and memory underlying the development of addiction [PDF]

open access: yes, 2015
Opioids are important endogenous ligands that exist in both invertebrates and vertebrates and signal by activation of opioid receptors to produce analgesia and reward or pleasure.
Morgan, Michael   +2 more
core   +1 more source

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