Results 71 to 80 of about 39,382 (265)

mGluR1 receptors contribute to non-purinergic slow excitatory transmission to submucosal VIP neurons of guinea-pig ileum

open access: yesFrontiers in Neuroscience, 2009
Vasoactive intestinal peptide (VIP) immunoreactive secretomotor neurons in the submucous plexus are involved in mediating bacterial toxin-induced hypersecretion leading to diarrhoea.
Jaime Pei Pei Foong, Joel C Bornstein
doaj   +1 more source

Purinergic System Signaling in Metainflammation-Associated Osteoarthritis

open access: yesFrontiers in Medicine, 2020
Inflammation triggered by metabolic imbalance, also called metainflammation, is low-grade inflammation caused by the components involved in metabolic syndrome (MetS), including central obesity and impaired glucose tolerance. This phenomenon is mainly due
Paula Gratal   +6 more
doaj   +1 more source

A New Vista of Opportunity in Diabetes Management: Natural Product‐Based β‐cell Preservation

open access: yesFood Chemistry International, EarlyView.
Preserving functional β‐cells via natural products offers promising strategy for diabetes treatment. ABSTRACT A defining characteristic of diabetes is β‐cell failure, in which β‐cells cannot modulate insulin secretion to compensate for escalating insulin resistance, pushing forward disease development.
Yi‐San Lee   +4 more
wiley   +1 more source

Purinergic Signaling in Swallowing Reflex Initiation: Mechanisms and Therapeutic Implications for Oropharyngeal Dysphagia—A Narrative Review

open access: yesCells
The swallowing reflex is a highly coordinated process that is essential for safe bolus transit and airway protection. Although its neurophysiological framework has been extensively studied, the molecular mechanisms underlying reflex initiation remain ...
Junrong Qi   +4 more
doaj   +1 more source

Tumor‐Regional Immune Microenvironment: A Critical Factor in the Design of Radiotherapy–Immunotherapy Combination Trials

open access: yesInternational Journal of Cancer, EarlyView.
ABSTRACT Clinical trials combining radiotherapy (RT) with immune checkpoint blockade (ICB) have shown improved outcomes in only a fraction of patients, and optimal strategies for integrating these modalities remain under intense investigation. With a few exceptions, phase III combination trials have yielded disappointing results.
Xuanwei Zhang   +10 more
wiley   +1 more source

P2X receptors: epithelial ion channels and regulators of salt and water transport. [PDF]

open access: yes, 2008
When the results from electrophysiological studies of renal epithelial cells are combined with data from in vivo tubule microperfusion experiments and immunohistochemical surveys of the nephron, the accumulated evidence suggests that ATP-gated ion ...
King, Brian F., Wildman, Scott S.P.
core   +1 more source

The naked mole-rat has a functional purinergic pain pathway despite having a non-functional peptidergic pain pathway

open access: yesNeurobiology of Pain, 2020
Naked mole-rats (Heterocephalus glaber) have adaptations within their pain pathway that are beneficial to survival in large colonies within poorly ventilated burrow systems, with lower O2 and higher CO2 ambient levels than ground-level environments ...
Brigitte M. Browe   +5 more
doaj   +1 more source

Advances in GPCRs Associated With Wnt Signaling Within the Auditory System

open access: yesMedicine Bulletin, EarlyView.
ABSTRACT G protein‐coupled receptors (GPCRs) that interact with the Wnt signaling pathway are pivotal for auditory system homeostasis, as they orchestrate inner ear development, hair cell (HC) regeneration, and hearing preservation. Frizzled (FZD) receptors, the core Wnt‐related GPCRs, bind Wnt ligands and co‐receptors (e.g., LRP5/6) to activate both ...
Liang Wang   +3 more
wiley   +1 more source

A polycystin-type transient receptor potential (Trp) channel that is activated by ATP

open access: yesBiology Open, 2017
ATP and ADP are ancient extra-cellular signalling molecules that in Dictyostelium amoebae cause rapid, transient increases in cytosolic calcium due to an influx through the plasma membrane.
David Traynor, Robert R. Kay
doaj   +1 more source

Purinergic receptors on blood platelets

open access: yesPlatelets, 1996
Extracellular adenine nucleotides interact with P2 purinergic receptors to regulate a broad range of physiological processes among which platelet aggregation P2 purinoceptors were divided into two main groups: the G-protein coupled receptor or 'metabotropic' superfamily termed P2Y and the ligand-gated ion channel or 'ionotropic receptor' superfamily ...
C, Gachet   +5 more
openaire   +2 more sources

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