Central role of mitochondrial aldehyde dehydrogenase and reactive oxygen species in nitroglycerin tolerance and cross-tolerance
J. Clin. Invest. Karsten Sydow, et al. 113:482 doi:10.1172/JCI19267 [
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Figure 2Effects of ALDH-2 inhibition on cGK-I activity in rat aorta. Degree of VASP phosphorylation (P-VASP) and vasorelaxation by GTN and SNP in the presence and absence of the ALDH-2 inhibitor benomyl (beno) (1 μM). Benomyl attenuated GTN-induced (0.1 μM) but not SNP-induced (0.1 μM) activation of cGK-I. (
a) Original Western blot; (
b) densitometric quantification; (
c) benomyl-induced inhibition of GTN-induced vasodilation (triangle). Data are mean ± SEM from three to five experiments. *
P < 0.05 vs. control;
#P < 0.05 vs. GTN.