Results 41 to 50 of about 15,316 (155)

Insights into the mechanism of bovine CD38/NAD+glycohydrolase from the X-ray structures of its Michaelis complex and covalently-trapped intermediates. [PDF]

open access: yesPLoS ONE, 2012
Bovine CD38/NAD(+)glycohydrolase (bCD38) catalyses the hydrolysis of NAD(+) into nicotinamide and ADP-ribose and the formation of cyclic ADP-ribose (cADPR).
Pascal F Egea   +7 more
doaj   +1 more source

RIOX1-demethylated cGAS regulates ionizing radiation-elicited DNA repair

open access: yesBone Research, 2022
Exposure to radiation causes DNA damage; hence, continuous surveillance and timely DNA repair are important for genome stability. Epigenetic modifications alter the chromatin architecture, thereby affecting the efficiency of DNA repair.
Yanxuan Xiao   +11 more
doaj   +1 more source

Nanobody-Based Biologics for Modulating Purinergic Signaling in Inflammation and Immunity

open access: yesFrontiers in Pharmacology, 2018
Adenosine triphosphate (ATP) and nicotinamide adenine dinucleotide (NAD+) are released as danger signals from cells during infection and sterile inflammation.
Stephan Menzel   +3 more
doaj   +1 more source

Imeglimin amplifies glucose-stimulated insulin release from diabetic islets via a distinct mechanism of action.

open access: yesPLoS ONE, 2021
Pancreatic islet β-cell dysfunction is characterized by defective glucose-stimulated insulin secretion (GSIS) and is a predominant component of the pathophysiology of diabetes.
Sophie Hallakou-Bozec   +4 more
doaj   +1 more source

Vasodilation by the Calcium-mobilizing Messenger Cyclic ADP-ribose [PDF]

open access: yesJournal of Biological Chemistry, 2003
In artery smooth muscle, adenylyl cyclase-coupled receptors such as beta-adrenoceptors evoke Ca(2+) signals, which open Ca(2+)-activated potassium (BK(Ca)) channels in the plasma membrane. Thus, blood pressure may be lowered, in part, through vasodilation due to membrane hyperpolarization.
Boittin, F   +4 more
openaire   +2 more sources

Modulation of store-operated Ca2+ entry by cyclic-ADP-ribose

open access: yesBrazilian Journal of Medical and Biological Research, 2006
Store-operated Ca2+ entry plays an important role in Ca2+ homeostasis in cells but the mechanisms of control of these channels are not completely understood. We describe an investigation of the role of the CD38-cyclic-ADP-ribose (cADPR)-ryanodine-channel
Thompson M., White T., Chini E.N.
doaj  

Design, Synthesis and SAR Studies of NAD Analogues as Potent Inhibitors towards CD38 NADase

open access: yesMolecules, 2014
Nicotinamide adenine dinucleotide (NAD), one of the most important coenzymes in the cells, is a substrate of the signaling enzyme CD38, by which NAD is converted to a second messenger, cyclic ADP-ribose, which releases calcium from intracellular calcium ...
Shengjun Wang   +8 more
doaj   +1 more source

Regulation of Renin Release via Cyclic ADP-Ribose-Mediated Signaling: Evidence from Mice Lacking CD38 Gene

open access: yesCellular Physiology and Biochemistry, 2013
Background/Aims: Despite extensive studies, the intracellular regulatory mechanism of renin production and release is still poorly understood. The present study was designed to test whether CD38-ADP-ribosylcyclase signaling pathway contributes to the ...
Jing Xiong   +6 more
doaj   +1 more source

L-thyroxine modifies nephrotoxicity by regulating the apoptotic pathway: The possible role of CD38/ADP-ribosyl cyclase-mediated calcium mobilization.

open access: yesPLoS ONE, 2017
Thyroid hormones are well-established as a key regulator of many cellular metabolic pathways developed in various pathogeneses. Here, we dedicated the current work to investigate the role of thyroid hormone analogue (L-thyroxine, L-TH) in regulating the ...
Tarek El-Hamoly   +3 more
doaj   +1 more source

Genetic Ablation of CD38 Protects against Western Diet-Induced Exercise Intolerance and Metabolic Inflexibility. [PDF]

open access: yesPLoS ONE, 2015
Nicotinamide adenine dinucleotide (NAD+) is a key cofactor required for essential metabolic oxidation-reduction reactions. It also regulates various cellular activities, including gene expression, signaling, DNA repair and calcium homeostasis ...
Shian-Huey Chiang   +16 more
doaj   +1 more source

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