Association of ABCB1 Gene Polymorphisms and Clopidogrel Responsiveness in Iranian Patients undergoing Percutaneous Coronary Intervention

AuthorSoha Namazien
AuthorEbrahim Sahebien
AuthorNegar Azarpiraen
AuthorJavad Rostami-Yalmehen
AuthorJavad Kojurien
AuthorAndia Khalilien
Issued Date2020-04-30en
AbstractClopidogrel is an antiplatelet agent currently used for preventing stent thrombosis. Despite certain clinical benefits of clopidogrel in patients undergoing percutaneous coronary intervention (PCI), adequate antiplatelet effect has not been obtained in some patients. The present study was designed to investigate the potential association of ABCB1 (ATP-Binding Cassette, Subfamily B, member1) gene polymorphism, and clopidogrel responsiveness in Iranian patients after PCI. Sixty-seven patients were included in the study. Blood samples were taken from patients at baseline, 2 h after administration of 600-mg loading dose of clopidogrel, 24 h and 30 days after PCI. Platelet aggregation was measured by light transmittance aggregometry (LTA) with two levels of adenosine diphosphate (ADP) concentrations (5 and 20 µM). ABCB1 genotyping was performed by restriction fragment length polymorphism-polymerase chain reaction (RFLP-PCR). The allelic frequencies of wild type, heterozygote, and homozygote genotypes of ABCB1 were 20.9%, 74.6%, and 4.5%, respectively. There was no significant association between polymorphism of ABCB1 and clopidogrel non-responsiveness (P > 0.05) in various situations. No significant difference was observed for demographic characteristics. Genetic and demographic factors had no significant effect on the platelet activity of clopidogrel in an Iranian population.en
DOIhttps://doi.org/10.22037/ijpr.2020.1101083en
URIhttps://brieflands.com/journals/ijpr/articles/124422en
KeywordClopidogrelen
KeywordABCB1 polymorphismen
KeywordP-glycoproteinen
KeywordResponsivenessen
KeywordPercutaneous coronary interventionen
PublisherBrieflandsen
TitleAssociation of ABCB1 Gene Polymorphisms and Clopidogrel Responsiveness in Iranian Patients undergoing Percutaneous Coronary Interventionen
TypeOriginal Articleen

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