Results 41 to 50 of about 2,452,900 (288)

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

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

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

It’s MORe exciting than mu: crosstalk between mu opioid receptors and glutamatergic transmission in the mesolimbic dopamine system

open access: yesFrontiers in Pharmacology, 2014
Opioids selective for the G protein-coupled mu opioid receptor (MOR) produce potent analgesia and euphoria. Heroin, a synthetic opioid, is considered one of the most addictive substances, and the recent exponential rise in opioid addiction and overdose ...
E. Chartoff, H. Connery
semanticscholar   +1 more source

The Role of Artificial Intelligence in Advancing Biosensor Technology: Past, Present, and Future Perspectives

open access: yesAdvanced Materials, EarlyView.
This review explores the transformative role of AI in biosensor technology and provides a holistic interdisciplinary perspective that covers a broader scope of AI‐enabled biosensor technologies across various sectors including healthcare, environmental monitoring, food safety, and agriculture. It also highlights the important role of novel materials in
Tuğba Akkaş   +4 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

Genetics‐Based Targeting Strategies for Precise Neuromodulation

open access: yesAdvanced Science, EarlyView.
In this Review, the fundamental principles and implementation protocols of genetics‐based precision neuromodulation are first introduced. Then, wireless and low‐invasive strategies based on nano‐transducing materials are highlighted, along with a dissection and analysis of the strengths and weaknesses of representative studies.
Yuyuan He   +11 more
wiley   +1 more source

Visualizing endogenous opioid receptors in living neurons using ligand-directed chemistry

open access: yeseLife, 2019
Identifying neurons that have functional opioid receptors is fundamental for the understanding of the cellular, synaptic and systems actions of opioids. Current techniques are limited to post hoc analyses of fixed tissues. Here we developed a fluorescent
Seksiri Arttamangkul   +8 more
doaj   +1 more source

Toll-Like Receptor 4 (TLR4)/Opioid Receptor Pathway Crosstalk and Impact on Opioid Analgesia, Immune Function, and Gastrointestinal Motility

open access: yesFrontiers in Immunology, 2020
Toll-like receptor 4 (TLR4) recognizes exogenous pathogen-associated molecular patterns (PAMPs) and endogenous danger-associated molecular patterns (DAMPs) and initiates the innate immune response.
Peng Zhang   +5 more
semanticscholar   +1 more source

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