Results 21 to 30 of about 4,726 (204)

SARM1 is a multi-functional NAD(P)ase with prominent base exchange activity, all regulated bymultiple physiologically relevant NAD metabolites

open access: yesiScience, 2022
Summary: SARM1 is an NAD(P) glycohydrolase and TLR adapter with an essential, prodegenerative role in programmed axon death (Wallerian degeneration). Like other NAD(P)ases, it catalyzes multiple reactions that need to be fully investigated.
Carlo Angeletti   +8 more
doaj   +1 more source

Prevention of Postischemic Neurological Deficit by Modulating the Cerebral Cell Expression of ADP-Ribosyl Cyclase (Experimental Study)

open access: yesОбщая реаниматология, 2007
Objective: to study the mechanism that is responsible for impaired neuronal cell electroexcitability and viability, which is associated with modification of ADP-ribosyl cyclase in cerebral ischemic lesion, as well as the possibilities of pathogenet ...
A. A. Fursov   +10 more
doaj   +1 more source

Enzymatic and Chemical Syntheses of Vacor Analogs of Nicotinamide Riboside, NMN and NAD

open access: yesBiomolecules, 2021
It has recently been demonstrated that the rat poison vacor interferes with mammalian NAD metabolism, because it acts as a nicotinamide analog and is converted by enzymes of the NAD salvage pathway. Thereby, vacor is transformed into the NAD analog vacor
Lars Jansen Sverkeli   +3 more
doaj   +1 more source

Signaling pathways for transduction of the initial message of the glycocode into cellular responses [PDF]

open access: yes, 1998
The sugar units of glycan structures store information and establish an alphabet of life. The language of the oligosaccharide coding units is deciphered by receptors such as lectins and the decoded message can be transduced by multiple signaling pathways.
Gabius, Hans-Joachim, Villalobo, A.
core   +2 more sources

Impaired NAD+ Metabolism in Neuronal Dysfunction in Critical Conditions

open access: yesОбщая реаниматология, 2008
The present views of the pathogenesis of neuronal dysfunction in critical conditions are analyzed, by taking into account of impairments of cellular NAD+ metabolism, the activity of NAD+-converting enzymes, including ADP-ribosyl cyclase/CD38, the ...
A. V Salmina   +4 more
doaj   +1 more source

CD38: An Immunomodulatory Molecule in Inflammation and Autoimmunity

open access: yesFrontiers in Immunology, 2020
CD38 is a molecule that can act as an enzyme, with NAD-depleting and intracellular signaling activity, or as a receptor with adhesive functions. CD38 can be found expressed either on the cell surface, where it may face the extracellular milieu or the ...
Zayda L. Piedra-Quintero   +7 more
doaj   +1 more source

Changes in NAD/ADP-ribose metabolism in rectal cancer

open access: yesBrazilian Journal of Medical and Biological Research, 2005
The extent of ADP-ribosylation in rectal cancer was compared to that of the corresponding normal rectal tissue. Twenty rectal tissue fragments were collected during surgery from patients diagnosed as having rectal cancer on the basis of pathology results.
L. Yalcintepe   +5 more
doaj   +1 more source

Remission of social behavior impairment by oral administration of a precursor of NAD in CD157, but not in CD38, knockout mice

open access: yesFrontiers in Immunology, 2023
Nicotinamide adenine dinucleotide (NAD) is a substrate of adenosine diphosphate (ADP)-ribosyl cyclase and is catalyzed to cyclic ADP-ribose (cADPR) by CD38 and/or CD157.
Maria Gerasimenko, Haruhiro Higashida
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

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