Results 11 to 20 of about 518,869 (283)

Molecular characterization of a novel intracellular ADP-ribosyl cyclase. [PDF]

open access: yesPLoS ONE, 2007
BackgroundADP-ribosyl cyclases are remarkable enzymes capable of catalyzing multiple reactions including the synthesis of the novel and potent intracellular calcium mobilizing messengers, cyclic ADP-ribose and NAADP.
Dev Churamani   +9 more
doaj   +2 more sources

Cyclic ADP ribose isomers: Production, chemical structures, and immune signaling. [PDF]

open access: yesScience, 2022
Cyclic ADP ribose (cADPR) isomers are signaling molecules produced by bacterial and plant Toll/interleukin-1 receptor (TIR) domains via NAD+ hydrolysis.
Manik MK   +28 more
europepmc   +2 more sources

Cyclic ADP-Ribose and Calcium Signaling in Eggs

open access: yesNeurosignals, 1996
Cyclic ADP-ribose is a cyclic nucleotide with Ca2+ signaling functions. It was first discovered in sea urchin eggs and has since been shown to be active in a variety of cells. Another Ca2+ release mechanism recently described in the eggs is mediated by nicotinic acid dinucleotide phosphate, a derivative of NADP+. This article summarizes current results
Lee, HC
openaire   +4 more sources

Specific cyclic ADP-ribose phosphohydrolase obtained by mutagenic engineering of Mn2+-dependent ADP-ribose/CDP-alcohol diphosphatase. [PDF]

open access: yesSci Rep, 2018
Cyclic ADP-ribose (cADPR) is a messenger for Ca2+ mobilization. Its turnover is believed to occur by glycohydrolysis to ADP-ribose. However, ADP-ribose/CDP-alcohol diphosphatase (ADPRibase-Mn) acts as cADPR phosphohydrolase with much lower efficiency ...
Ribeiro JM   +7 more
europepmc   +2 more sources

Comparative metabolic profiling of posterior parietal cortex, amygdala, and hippocampus in conditioned fear memory

open access: yesMolecular Brain, 2021
Fear conditioning and retrieval are suitable models to investigate the biological basis of various mental disorders. Hippocampus and amygdala neurons consolidate conditioned stimulus (CS)-dependent fear memory.
Yoonjeong Jeon   +3 more
doaj   +1 more source

NAD+ Metabolism as an Emerging Therapeutic Target for Cardiovascular Diseases Associated With Sudden Cardiac Death

open access: yesFrontiers in Physiology, 2020
In addition to its central role in mediating oxidation reduction in fuel metabolism and bioenergetics, nicotinamide adenine dinucleotide (NAD+) has emerged as a vital co-substrate for a number of proteins involved in diverse cellular processes, including
Weiyi Xu, Le Li, Le Li, Lilei Zhang
doaj   +1 more source

Apprehending the NAD+–ADPr-Dependent Systems in the Virus World

open access: yesViruses, 2022
NAD+ and ADP-ribose (ADPr)-containing molecules are at the interface of virus–host conflicts across life encompassing RNA processing, restriction, lysogeny/dormancy and functional hijacking.
Lakshminarayan M. Iyer   +3 more
doaj   +1 more source

Snake venom NAD glycohydrolases: primary structures, genomic location, and gene structure [PDF]

open access: yesPeerJ, 2019
NAD glycohydrolase (EC 3.2.2.5) (NADase) sequences have been identified in 10 elapid and crotalid venom gland transcriptomes, eight of which are complete.
Ivan Koludarov, Steven D. Aird
doaj   +2 more sources

Identification of a common non-apoptotic cell death mechanism in hereditary retinal degeneration. [PDF]

open access: yesPLoS ONE, 2014
Cell death in neurodegenerative diseases is often thought to be governed by apoptosis; however, an increasing body of evidence suggests the involvement of alternative cell death mechanisms in neuronal degeneration.
Blanca Arango-Gonzalez   +16 more
doaj   +1 more source

Roles of Nicotinamide Adenine Dinucleotide (NAD+) in Biological Systems

open access: yesChallenges, 2018
NAD+ has emerged as a crucial element in both bioenergetic and signaling pathways since it acts as a key regulator of cellular and organism homeostasis. NAD+ is a coenzyme in redox reactions, a donor of adenosine diphosphate-ribose (ADPr) moieties in ADP-
Palmiro Poltronieri, Nataša Čerekovic
doaj   +1 more source

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