Results 41 to 50 of about 577,314 (185)

Effects of Intramuscular Heating-needle Stimulation in Controlling Adjuvant-induced Muscle Nociception in Rats: Differential Roles of Thalamic Purinergic P2X3 Receptors [PDF]

open access: yesNeuroscience, 2020
Here we investigated effects of intramuscular (i.m.) heating-needle stimulation on persistent muscle nociception evoked by i.m. injection of different doses (50-200 µl) of complete Freund's adjuvant (CFA) in rats. Paw withdrawal reflexes evoked by noxious mechanical and heat stimulation as well as hind limb swelling were determined prior to and two ...
Jing Lei   +3 more
openaire   +3 more sources

Purinergic mechanosensory transduction and visceral pain [PDF]

open access: yes, 2009
In this review, evidence is presented to support the hypothesis that mechanosensory transduction occurs in tubes and sacs and can initiate visceral pain.
Geoffrey Burnstock   +2 more
core   +1 more source

Purinergic receptors in the carotid body as a new drug target for controlling hypertension [PDF]

open access: yes, 2016
In view of the high proportion of individuals with resistance to antihypertensive medication and/or poor compliance or tolerance of this medication, new drugs to treat hypertension are urgently needed. Here we show that peripheral chemoreceptors generate
Julian F R Paton   +33 more
core   +2 more sources

Structural and Functional Features of the P2X4 Receptor: An Immunological Perspective

open access: yesFrontiers in Immunology, 2021
Extracellular nucleotides are important mediators of activation, triggering various responses through plasma membrane P2 and P1 receptors. P2 receptors are further subdivided into ionotropic P2X receptors and G protein-coupled P2Y receptors.
Jean M. Kanellopoulos   +3 more
doaj   +1 more source

Purinergic Signalling: Therapeutic Developments

open access: yesFrontiers in Pharmacology, 2017
Purinergic signalling, i.e., the role of nucleotides as extracellular signalling molecules, was proposed in 1972. However, this concept was not well accepted until the early 1990’s when receptor subtypes for purines and pyrimidines were cloned and ...
Geoffrey Burnstock, Geoffrey Burnstock
doaj   +1 more source

Bradykinin Contributes to Sympathetic and Pressor Responses Evoked by Activation of Skeletal Muscle Afferents P2X in Heart Failure

open access: yesCellular Physiology and Biochemistry, 2016
Background/Aims: Published data suggest that purinergic P2X receptors of muscle afferent nerves contribute to the enhanced sympathetic nervous activity (SNA) and blood pressure (BP) responses during static exercise in heart failure (HF).
Jihong Xing, Jianhua Li
doaj   +1 more source

Maximum tolerant dose and analgesic activity of PT1 peptide [PDF]

open access: yesResearch Results in Pharmacology, 2019
Introduction: The article presents the results of the study of the maximum tolerant dose (MTD) and the analgesic activity of peptide PT1 isolated from Alopecosa marikovskyi spider venom.
Yuliya A. Palikova   +2 more
doaj   +3 more sources

Purines as potential morphogens during embryonic development [PDF]

open access: yes, 2012
Components of purinergic signalling are expressed in the early embryo raising the possibility that ATP, ADP and adenosine may contribute to the mechanisms of embryonic development.
Dale, Nicholas   +3 more
core   +1 more source

Subtype-specific regulation of P2X3 and P2X2/3 receptors by phosphoinositides in peripheral nociceptors

open access: yesMolecular Pain, 2009
Background P2X3 and P2X2/3 purinergic receptor-channels, expressed in primary sensory neurons that mediate nociception, have been implicated in neuropathic and inflammatory pain responses.
Logothetis Diomedes   +7 more
doaj   +1 more source

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, G.   +7 more
core   +3 more sources

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