Results 51 to 60 of about 2,911,994 (243)

Alcohol addiction: a molecular biology perspective. [PDF]

open access: yes, 2015
Alcohol misuse represents worldwide an important risk factor for death and disability. Excessive alcohol consumption is widely diffused in different ethnicities and alcohol use is part of the lifestyle of both young and old people.
Ferraguti, Giampiero   +2 more
core   +1 more source

IUPHAR Review - Bivalent and bifunctional opioid receptor ligands as novel analgesics

open access: yesPharmacological Research, 2023
Though efficacious in managing chronic, severe pain, opioid analgesics are accompanied by significant adverse effects including constipation, tolerance, dependence, and respiratory depression.
Kyle J. Rehrauer   +1 more
doaj   +1 more source

Delta opioid receptors regulate temporoammonic-activated feedforward inhibition to the mouse CA1 hippocampus. [PDF]

open access: yesPLoS ONE, 2013
The opioid system influences learning and memory processes. However, neural mechanisms underlying the modulation of hippocampal activity by opioid receptors remain largely unknown. Here, we compared how mu and delta receptors operate within the mouse CA1
Xavier Rezai   +3 more
doaj   +1 more source

Butorphanol: Effects of a Prototypical Agonist-Antagonist Analgesic on κ-Opioid Receptors

open access: yesJournal of Pharmacological Sciences, 2005
The opioid analgesic, butorphanol (17-cyclobutylmethyl-3,14-dihydroxymorphinan) tartrate is a prototypical agonist-antagonist opioid analgesic agent whose potential for abuse has been the cause of litigation in the United States.
Stephen Commiskey   +3 more
doaj   +1 more source

Solid Tumor Opioid Receptor Expression and Oncologic Outcomes: Analysis of the Cancer Genome Atlas and Genotype Tissue Expression Project

open access: yesFrontiers in Oncology, 2022
BackgroundOpioid receptors are expressed not only by neural cells in the central nervous system, but also by many solid tumor cancer cells. Whether perioperative opioids given for analgesia after tumor resection surgery might inadvertently activate tumor
Amparo Belltall   +16 more
doaj   +1 more source

Stress-Induced Reinstatement of Drug Seeking: 20 Years of Progress [PDF]

open access: yes, 2015
In human addicts, drug relapse and craving are often provoked by stress. Since 1995, this clinical scenario has been studied using a rat model of stress-induced reinstatement of drug seeking.
A Cippitelli   +291 more
core   +2 more sources

Somatostatin and opioid receptors do not regulate proliferation or apoptosis of the human multiple myeloma U266 cells

open access: yesJournal of Experimental & Clinical Cancer Research, 2009
Background opioid and somatostatin receptors (SSTRs) that can assemble as heterodimer were individually reported to modulate malignant cell proliferation and to favour apoptosis.
Allouche Stéphane   +4 more
doaj   +1 more source

Nitrous Oxide: Mechanism of Its Antinociceptive Action [PDF]

open access: yes, 1995
Nitrous oxide (N2O) is an anesthetic gas known to produce an analgesic effect at sub-anesthetic concentrations. This analgesic property of N2O can be clinically exploited in a broad range of conditions where pain relief is indicated.
Quock, Raymond M., Vaughn, Linda K.
core   +1 more source

Molecular Physiology of Enteric Opioid Receptors

open access: yesThe American Journal of Gastroenterology Supplements, 2014
Opioid drugs have powerful antidiarrheal effects and many patients taking these drugs for chronic pain relief experience chronic constipation that can progress to opioid-induced bowel dysfunction.
J. Galligan, H. Akbarali
semanticscholar   +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

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