Results 21 to 30 of about 276,736 (155)

Purine and purinergic receptors

open access: yesBrain and Neuroscience Advances, 2018
Adenosine 5′-triphosphate acts as an extracellular signalling molecule (purinergic signalling), as well as an intracellular energy source. Adenosine 5′-triphosphate receptors have been cloned and characterised. P1 receptors are selective for adenosine, a
Geoffrey Burnstock
doaj   +1 more source

Adenosine triphosphate stimulates Aquifex aeolicus MutL endonuclease activity. [PDF]

open access: yesPLoS ONE, 2009
BACKGROUND:Human PMS2 (hPMS2) homologues act to nick 5' and 3' to misincorporated nucleotides during mismatch repair in organisms that lack MutH. Mn(++) was previously found to stimulate the endonuclease activity of these homologues. ATP was required for
Jerome Mauris, Thomas C Evans
doaj   +1 more source

Application of the adenosine triphosphate sensitivity assay in infantile vascular anomalies

open access: yesBMC Pediatrics, 2020
Background The term vascular anomalies include various vascular tumors and vascular malformations, among them infantile hemangiomas and capillary malformations are the most well-known associated diseases in early ages. Multiple drugs have been introduced
Li Li   +6 more
doaj   +1 more source

PHOSPHONIC ACID ANALOGS OF ADENOSINE-DIPHOSPHATE AND ADENOSINE-TRIPHOSPHATE.

open access: yes, 1963
PHOSPHONIC ACID ANALOGS OF ADENOSINE-DIPHOSPHATE AND ADENOSINE ...
ALBERT BABA. DANIELZADEH (7953785)
core   +2 more sources

New Algorithm of Stress Echocardiography with Adenosine Triphosphate

open access: yesВестник рентгенологии и радиологии, 2020
Objective. Submaximal myocardial hyperemia is known not to be achieved in 16-18% of cases during cardiac stress tests and monotonic intracubital administration of adenosine triphosphate (ATP) at a dose of 140-160 pg/kg/min.
N. Yu. Nelassov   +7 more
doaj   +1 more source

Extracellular adenosine 5’-triphosphate concentrations changes in rat spinal cord associated with the activation of urinary bladder afferents. A microdialysis study

open access: yesEinstein (São Paulo)
Objective To determine adenosine 5’-triphosphate levels in the interstice of spinal cord L6-S1 segment, under basal conditions or during mechanical and chemical activation of urinary bladder afferents.
Jeová Nina Rocha
doaj   +1 more source

Purinergic Signaling in Pulmonary Inflammation

open access: yesFrontiers in Immunology, 2019
Purine nucleotides and nucleosides are at the center of biologic reactions. In particular, adenosine triphosphate (ATP) is the fundamental energy currency of cellular activity and adenosine has been demonstrated to play essential roles in human ...
Thanh-Thuy T. Le   +6 more
doaj   +1 more source

Multiple P2Y receptors couple to calcium-dependent, chloride channels in smooth muscle cells of the rat pulmonary artery [PDF]

open access: yes, 2005
Uridine 5'-triphosphate (UTP) and uridine 5'-diphosphate (UDP) act via P2Y receptors to evoke contraction of rat pulmonary arteries, whilst adenosine 5'-triphosphate (ATP) acts via P2X and P2Y receptors.
Chootip, Krongkarn   +2 more
core   +4 more sources

Microglia modulate the cerebrovascular reactivity through ectonucleotidase CD39

open access: yesNature Communications
Microglia and the border-associated macrophages contribute to the modulation of cerebral blood flow, but the mechanisms have remained uncertain.
Zhongxiao Fu   +17 more
doaj   +1 more source

Cobra neurotoxin produces central analgesic and hyperalgesic actions via adenosine A and A receptors

open access: yesMolecular Pain, 2017
Cobra neurotoxin, a short-chain peptide isolated from snake venom of Naja naja atra , showed both a central analgesic effect and a hyperalgesic effect in mice tests.
Chuang Zhao   +3 more
doaj   +1 more source

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