CYP2C19 But Not PON1 Genetic Variants Influence Clopidogrel Pharmacokinetics, Pharmacodynamics, and Clinical Efficacy in Post–Myocardial Infarction Patients
Author(s) -
JeanSébastien Hulot,
JeanPhilippe Collet,
Guillaume Cayla,
Johanne Silvain,
Frédérick Allanic,
Anne Bellemain-Appaix,
Stuart A. Scott,
Gilles Montalescot
Publication year - 2011
Publication title -
circulation cardiovascular interventions
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.621
H-Index - 95
eISSN - 1941-7632
pISSN - 1941-7640
DOI - 10.1161/circinterventions.111.963025
Subject(s) - clopidogrel , medicine , cyp2c19 , pharmacodynamics , myocardial infarction , hazard ratio , pon1 , cardiology , confidence interval , ticlopidine , pharmacology , pharmacokinetics , genotype , biochemistry , cytochrome p450 , metabolism , gene , chemistry
Reduced concentrations of clopidogrel active metabolite have been associated with diminished platelet inhibition and higher rates of adverse cardiovascular events. Paraoxonase-1 (PON1) has recently been proposed as a key enzyme for clopidogrel metabolic activation. We tested the effects of PON1 polymorphisms on clopidogrel pharmacokinetics and pharmacodynamics and the occurrence of cardiovascular outcomes in young post-myocardial infarction (MI) patients treated with clopidogrel.
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