Results 21 to 30 of about 51,312 (251)

The Role of Purinergic Signaling in Heart Transplantation

open access: yesFrontiers in Immunology, 2022
Heart transplantation remains the optimal treatment option for patients with end-stage heart disease. Growing evidence demonstrates that purinergic signals mediated by purine nucleotides and nucleosides play vital roles in heart transplantation ...
Yanzhi Jiang   +3 more
doaj   +1 more source

Understanding the role of P2X7 in affective disorders—are glial cells the major players? [PDF]

open access: yes, 2015
Pathophysiology associated with several psychiatric disorders has been linked to inflammatory biomarkers. This has generated a theory of major depressive disorders as an inflammatory disease.
Jenkins, Trisha A.   +2 more
core   +5 more sources

Identification of atropine-and P2X1 receptor antagonist-reistant, neurogenic contractions of the urinary bladder [PDF]

open access: yes, 2007
Acetylcholine and ATP are excitatory cotransmitters in parasympathetic nerves. We used P2X1 receptor antagonists to further characterize the purinergic component of neurotransmission in isolated detrusor muscle of guinea pig urinary bladder.
Gallagher, Gemma   +3 more
core   +1 more source

ATP as a presynaptic modulator [PDF]

open access: yes, 2000
© 2000 Elsevier Science Inc.There is considerable evidence that ATP acts as a fast transmitter or co-transmitter in autonomic and sensory nerves mostly through activation of ionotropic P2X receptors but also through metabotropic P2Y receptors. By analogy,
Cunha, Rodrigo A., Ribeiro, J. A.
core   +1 more source

Purinergic Receptors: Elucidating the Role of these Immune Mediators in HIV-1 Fusion

open access: yesViruses, 2020
Purinergic receptors are inflammatory mediators activated by extracellular nucleotides released by dying or injured cells. Several studies have described an important role for these receptors in HIV-1 entry, particularly regarding their activity on HIV-1
Tracey L. Freeman, Talia H. Swartz
doaj   +1 more source

Integrating UHPLC-MS/MS quantitative analysis and exogenous purine supplementation to elucidate the antidepressant mechanism of Chaigui granules by regulating purine metabolism

open access: yesJournal of Pharmaceutical Analysis, 2023
Chaigui granules (CG) are a compound composed of six herbal medicines with significant antidepressant effects. However, the antidepressant mechanism of CG remains unclear. In the present study, we attempted to elucidate the antidepressant mechanism of CG
Jiajun Chen   +8 more
doaj   +1 more source

Sympathetic nerve-derived ATP regulates renal medullary vasa recta diameter via pericyte cells: a role for regulating medullary blood flow? [PDF]

open access: yes, 2013
Pericyte cells are now known to be a novel locus of blood flow control, being able to regulate capillary diameter via their unique morphology and expression of contractile proteins.
Crawford, C.   +4 more
core   +2 more sources

Purinergic signaling in schistosomal infection

open access: yesBiomedical Journal, 2016
Human schistosomiasis is a chronic inflammatory disease caused by blood fluke worms belonging to the genus Schistosoma. Health metrics indicate that the disease is related to an elevated number of years lost-to-disability and years lost-to-life ...
Claudia Lucia Martins Silva
doaj   +1 more source

ATP- and Adenosine-Mediated Signaling in the Central Nervous System: Purinergic Receptor Complex: Generating Adenine Nucleotide-Sensitive Adenosine Receptors

open access: yesJournal of Pharmacological Sciences, 2004
Adenosine A1 receptors (A1R) are able to form a heteromeric complex with P2Y1 receptors (P2Y1R) that generates A1R with P2Y1R-like agonistic pharmacology.
Kazuaki Yoshioka, Hiroyasu Nakata
doaj   +1 more source

Purinergic signaling: A gatekeeper of blood-brain barrier permeation

open access: yesFrontiers in Pharmacology, 2023
This review outlined evidence that purinergic signaling is involved in the modulation of blood-brain barrier (BBB) permeability. The functional and structural integrity of the BBB is critical for maintaining the homeostasis of the brain microenvironment.
Yuemei Wang   +6 more
doaj   +1 more source

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