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Category: EnzymesarrowPolymerasesarrowPoly(ADP-ribose) Polymerase
Cat.No. Product Name
2192 4-HQN
Price and Availability

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4-HQN
Chemical Name: 4-(1H)-Quinazolinone

Biological Activity:

Inhibitor of poly(ADP-ribose) polymerase (PARP) (IC50 = 9.5 μM); displays mixed inhibition with respect to NAD+. Protective against ischaemia-reperfusion induced ROS production, and subsequent mitochondrial and cell damage in rat heart. Anti-inflammatory in LPS-induced endotoxic mice in vivo; decreases NF-κB and AP-1 activation.

Technical Data:

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M.Wt: 146.15
Formula: C8H6N2O
Storage: Desiccate at RT
Solubility: Soluble to 10 mM in Water and to 100 mM in DMSO
CAS No: [491-36-1]

Resources:

  • Certificate of Analysis / MSDS:

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    No Product/Material Safety Data Sheet available.
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    References:

    Banasik et al (1992) Specific inhibitors of poly(ADP-ribose) synthetase and mono(ADP-ribosyl)transferase. J.Biol.Chem. 267 1569. Halmosi et al (2001) Effect of poly(ADP-ribose) polymerase inhibitors on the ischemia-reperfusion-induced oxidative cell damage and mitochondrial metabolism in Langendorff heart perfusion system. Mol.Pharmacol. 59 1497. Veres et al (2004) Regulation of kinase cascades and transcription factors by a poly(ADP-ribose) polymerase-1 inhibitor, 4-hydroxyquinazoline, in lipopolysaccharide-induced inflammation in mice. J.Pharmacol.Exp.Ther. 310 247.
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    Keywords: 4-HQN, Polymerases, PARP Inhibitor, 4HQN, Tocris Bioscience

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