Aminoguanidine is equipotent to L-NMMA and L-NNA as an inhibitor of iNOS.1,2 The IC50 values for inhibition of mouse iNOS and rat nNOS are 5.4 and 160 µM, respectively.2 Aminoguanidine also inhibits induction of iNOS protein expression by endotoxin in rat macrophages.3
1
Joly, G.A., Ayres, M., Chelly, F., et al. Effects of NG-methyl-L-arginine, NG-nitro-L-arginine, and aminoguanidine on constitutive and inducible nitric oxide synthase in rat aorta. Biochem Biophys Res Commun199147-154(1994).
2
Misko, T.P., Moore, W.M., Kasten, T.P., et al. Selective inhibition of the inducible nitric oxide synthase by aminoguanidine. Eur J Pharmacol233119-125(1993).
3
Ruetten, H., and Thiemermann, C. Prevention of the expression of inducible nitric oxide synthase by aminoguanidine or aminoethyl-isothiourea in macrophages and in the rat. Biochem Biophys Res Commun225525-530(1996).
Synonyms
Pimagedine
GER 11
Aminoguanidinium chloride
Formal Name
hydrazinecarboximidamide, monohydrochloride
CAS Number
1937-19-5
Molecular Formula
CH6N4 · HCl
Formula Weight
110.5
Formulation
A crystalline solid
Purity
≥98%
Stability
1 year
Storage
Room temperature
Shipping
Room temperature
in continental US; may vary elsewhere
SMILES
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NNC(=N)N
Background Reading
Joly, G.A., Ayres, M., Chelly, F., et al. Effects of NG-methyl-L-arginine, NG-nitro-L-arginine, and aminoguanidine on constitutive and inducible nitric oxide synthase in rat aorta. Biochem Biophys Res Commun199147-154(1994).
Ruetten, H., and Thiemermann, C. Prevention of the expression of inducible nitric oxide synthase by aminoguanidine or aminoethyl-isothiourea in macrophages and in the rat. Biochem Biophys Res Commun225525-530(1996).
Misko, T.P., Moore, W.M., Kasten, T.P., et al. Selective inhibition of the inducible nitric oxide synthase by aminoguanidine. Eur J Pharmacol233119-125(1993).
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