Title : Effects of niacin restriction on sirtuin and PARP responses to photodamage in human skin.

Pub. Date : 2012

PMID : 22860104






2 Functional Relationships(s)
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Compound Name
Protein Name
Organism
1 Effects of niacin restriction on sirtuin and PARP responses to photodamage in human skin. Niacin poly(ADP-ribose) polymerase 1 Homo sapiens
2 Niacin restriction, which decreases NAD(+), the sirtuin substrate, results in an increase in acetylated proteins, upregulation of SIRTs 2 and 4, increased inherent DNA damage, alterations in SIRT responses to photodamage, abrogation of PARP activation following photodamage, and increased sensitivity to photodamage that is completely reversed by repleting niacin. Niacin poly(ADP-ribose) polymerase 1 Homo sapiens