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Copyright ©The Author(s) 2015.
World J Gastrointest Pharmacol Ther. May 6, 2015; 6(2): 17-21
Published online May 6, 2015. doi: 10.4292/wjgpt.v6.i2.17
Table 2 Polymorphisms that potentially affect the antiplatelet effect of clopidogrel
PolymorphismMechanism of reduced antiplatelet effect of clopidogrel
CYP2C19*2, CYP2C19*3, CYP2C19*4, CYP2C19*5, CYP2C19*6, CYP2C19*7, CYP2C19*8Reduced metabolism of clopidogrel to its active metabolite
C3435T polymorphism of the ABCB1 geneOverexpression of the drug efflux pump P-glycoprotein leading to reduced intestinal absorption of clopidogrel
Q192R polymorphism of the paraoxonase-1 geneReduced metabolism of clopidogrel to its active metabolite