Results 31 to 40 of about 72,097 (314)

Delta-opioid receptor endocytosis in spinal cord after dermenkephalin activation

open access: yesBMC Neuroscience, 2000
Background The delta(δ)-opioid receptors belong to the G protein-coupled receptors and in vitro studies have shown that δ-opioid receptors undergo an internalization process in response to agonist stimulation.
Gastard Myriam
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

βγ G-proteins, but not regulators of G-protein signaling 4, modulate opioid-induced respiratory rate depression

open access: yesFrontiers in Physiology, 2023
Opioid medications are the mainstay of pain management but present substantial side-effects such as respiratory depression which can be lethal with overdose.
Jamil Danaf   +3 more
doaj   +1 more source

Opioid and cannabinoid receptors

open access: yesCurrent Opinion in Neurobiology, 1994
Opioids and cannabinoids are two major classes of drugs with important clinical uses as well as significant side effects. Recently, the three major subtypes of opioid receptors, delta, kappa and mu, have been cloned. Both the endogenous cannabinoids and their receptors have also recently been cloned.
Terry Reisine, Michael J. Brownstein
openaire   +3 more sources

Ageism in Rheumatology: The Health Care Professional's Perspective

open access: yesArthritis Care &Research, EarlyView.
Objective Ageism (age‐based stereotypes, prejudice, or discrimination) is prevalent and linked to prolonged disability and reduced lifespan in older adults. Little is known about ageism within rheumatology. This study explores the health care professional's (HCP) perception of the care of older adults and how ageist attitudes or perspectives may impact
Aaron P. Smith   +4 more
wiley   +1 more source

Intraoral Drug Delivery: Bridging the Gap Between Academic Research and Industrial Innovations

open access: yesAdvanced Functional Materials, EarlyView.
Intraoral drug delivery offers a promising route for systemic and localized therapies, yet challenges such as enzymatic degradation, limited permeability, and microbial interactions hinder efficacy. This figure highlights innovative strategies—mucoadhesive materials, enzyme inhibitors, and permeation enhancers—to overcome these barriers.
Soheil Haddadzadegan   +4 more
wiley   +1 more source

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

Biomaterial Strategies for Targeted Intracellular Delivery to Phagocytes

open access: yesAdvanced Functional Materials, EarlyView.
Phagocytes are essential to a functional immune system, and their behavior defines disease outcomes. Engineered particles offer a strategic opportunity to target phagocytes, harnessing inflammatory modulation in disease. By tuning features like size, shape, and surface, these systems can modulate immune responses and improve targeted treatment for a ...
Kaitlyn E. Woodworth   +2 more
wiley   +1 more source

SPLICEIT Fluorescent Sensor for Integrating Dopamine Release with Cellular Resolution

open access: yesAngewandte Chemie, EarlyView.
“Single‐chain protein‐based ligand indication through a chimerically‐engineered integrator tool” (SPLICEIT) is a G‐protein coupled receptor‐based sensor design that leaves a permanent fluorescent mark. We show dopamine detection in primary cultured neurons with a fourfold signal increase normalized to an mCherry (mCh) marker.
Steven M. Havens   +7 more
wiley   +2 more sources

Opposite effects of neuropeptide FF on central antinociception induced by endomorphin-1 and endomorphin-2 in mice. [PDF]

open access: yesPLoS ONE, 2014
Neuropeptide FF (NPFF) is known to be an endogenous opioid-modulating peptide. Nevertheless, very few researches focused on the interaction between NPFF and endogenous opioid peptides. In the present study, we have investigated the effects of NPFF system
Zi-long Wang   +10 more
doaj   +1 more source

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