Results 101 to 110 of about 1,272,650 (214)

CD36‐mediated lipid rewiring in the metabolic adaptation of tumour ecosystems

open access: yesThe FEBS Journal, EarlyView.
Nutrient deprivation drives a lipid‐centric shift in tumour metabolic symbiosis and signalling network. CD36 functions as a bidirectional bridge, transferring fatty acids from stromal donors (adipocytes, CAFs) to the ecosystem tumour‐ and microenvironment‐dependently.
Anna Sebestyén   +11 more
wiley   +1 more source

Role of purinergic receptors in the activation of human airway smooth muscle cells by the antimicrobial peptide LL-37

open access: yesEuropean Respiratory Review, 2006
Inflammatory cells that infiltrate and surround the airway smooth muscle (ASM) layer express antimicrobial peptides including the cathelicidin LL-37.
Suzanne Zuyderduyn   +3 more
doaj  

Transformation of Astrocytes to a Neuroprotective Phenotype by Microglia via P2Y1 Receptor Downregulation

open access: yesCell Reports, 2017
Microglia and astrocytes become reactive following traumatic brain injury (TBI). However, the coordination of this reactivity and its relation to pathophysiology are unclear.
Youichi Shinozaki   +7 more
doaj   +1 more source

P2X7 Receptor Modulation of Visual Responses in the Retina [PDF]

open access: yes, 2015
Adenosine 5’ triphosphate (ATP)-gated P2X7 receptors (P2X7Rs) are known to act as conduits for photoreceptor and retinal ganglion cell (RGC) damage, consequences of various neurodegenerative conditions within the visual pathway. Growing evidence supports
Chavda, S
core  

Synergistic Effects of Bacterial Mimetic and Mechanical Stimulation in Dental Pulp Cell Inflammatory Signalling: A Laboratory Investigation

open access: yesInternational Endodontic Journal, EarlyView.
ABSTRACT Objectives Mechanical and/or microbial stimuli can prompt extracellular ATP release in many cell types, where it acts as an inflammatory mediator to amplify pain signals and inflammation. This study aimed to investigate the synergistic effects of microbial and/or mechanical stimulation on ATP and cytokine release from dental pulp cells (DPCs ...
Orla M. Dunne   +4 more
wiley   +1 more source

Purinergic-mediated Ca2+ influx in Dictyostelium discoideum.

open access: yes, 2008
The presence of five P2X-like genes (p2xA–E) in Dictyostelium suggests that nucleotides other than cAMP may act as extracellular signalling molecules in this model eukaryote.
Steven J. Ennion (7579388)   +3 more
core   +5 more sources

Antipsychotics‐Induced Hyposalivation Mediated by Impaired Salivary Ca2+ Signaling

open access: yesOral Diseases, EarlyView.
ABSTRACT Objectives Antipsychotic‐induced salivary dysfunction such as hyposalivation is a prevalent clinical challenge that severely compromises oral health and quality of life. Although typical and atypical antipsychotics have their therapeutic target in the central nervous system, their direct molecular mechanisms within the salivary glands remain ...
Chaelin Chung   +4 more
wiley   +1 more source

Purinergic and glutamatergic interactions in the hypothalamic paraventricular nucleus modulate sympathetic outflow

open access: yes, 2013
P2X receptors are expressed on ventrolateral medulla projecting paraventricular nucleus (PVN) neurons. Here, we investigate the role of adenosine 5′-triphosphate (ATP) in modulating sympathetic nerve activity (SNA) at the level of the PVN.
Neto, Hildebrando Candido Ferreira   +2 more
core   +1 more source

Ion Channel Dysfunction and Therapeutic Targeting in Salivary Gland Disorders

open access: yesOral Diseases, EarlyView.
ABSTRACT Objective Salivary gland hypofunction and xerostomia represent major clinical complications of radiation therapy, autoimmune disorders such as Sjögren's disease, and inherited epithelial ion transport defects. This review integrates current knowledge on ion channel dysfunction as a central mechanistic driver of salivary gland pathology and ...
Tarek Mohamed Abd El‐Aziz   +6 more
wiley   +1 more source

Purinergic stimulation of K+-dependent Na+/Ca2+ exchanger isoform 4 requires dual activation by PKC and CaMKII

open access: yesBioscience Reports, 2013
K+-dependent Na+/Ca2+-exchanger isoform 4 (NCXK4) is one of the most broadly expressed members of the NCKX (K+-dependent Na+/Ca2+-exchanger) family.
Xu Yang, Jonathan Lytton
doaj   +1 more source

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