Title : N-Acetyltransferase 2 Genotype-Dependent N-Acetylation of Hydralazine in Human Hepatocytes.

Pub. Date : 2017 Dec

PMID : 29018032






5 Functional Relationships(s)
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1 After recombinant expression in yeast, human NAT2 exhibited an apparent Lineweaver-Burk constant (K-m) value (20.1 +- 8.8 muM) for hydralazine over 20-fold lower than the apparent K-m value (456 +- 57 muM) for recombinant human NAT1 (P = 0.0016). Hydralazine latexin Homo sapiens
2 After recombinant expression in yeast, human NAT2 exhibited an apparent Lineweaver-Burk constant (K-m) value (20.1 +- 8.8 muM) for hydralazine over 20-fold lower than the apparent K-m value (456 +- 57 muM) for recombinant human NAT1 (P = 0.0016). Hydralazine latexin Homo sapiens
3 Hydralazine NAT activities in vitro differed significantly with respect to NAT2 genotype at 1000 (P = 0.0319), 100 (P = 0.002), and 10 muM hydralazine (P = 0.0029). Hydralazine latexin Homo sapiens
4 The in situ hydralazine N-acetylation rates differed significantly with respect to NAT2 genotype after incubation with 10 (P = 0.002) or 100 microM (P = 0.0015) hydralazine and were higher after incubation with 100 muM (10-fold) than with 10 muM (4.5-fold) hydralazine. Hydralazine latexin Homo sapiens
5 The in situ hydralazine N-acetylation rates differed significantly with respect to NAT2 genotype after incubation with 10 (P = 0.002) or 100 microM (P = 0.0015) hydralazine and were higher after incubation with 100 muM (10-fold) than with 10 muM (4.5-fold) hydralazine. Hydralazine latexin Homo sapiens