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Val279Phe variant of Lp-PLA2 is a risk factor for a subpopulation of Indonesia patients with acute myocardial infarction

Val279Phe variant of Lp-PLA2 is a risk factor for a subpopulation of Indonesia patients with acute myocardial infarction

Miryanti Cahyaningtias
Mohammad Saifur Rohman
Widodo
Andi Wahjono Adi
Rina Yuda
Yanna Indrayana
Jayarani Fatimah Putri
Rusdianto
Mifetika Lukitasari
Dadang Hendrawan
Genes & Diseases第3卷, 第4期pp.289-293纸质出版 2016-12-01在线发表 2016-09-17
127601

Lipoprotein-associated phospholipase A2 (Lp-PLA2), a member of the phospholipase A2 superfamily, isanenzymethathydrolysesphospholipids, isfoundinbloodcirculationasasign of inflammation, and takes a role in atherogenesis. There is an epidemiologic relation between increased Lp-PLA2 levels and coronary heart disease. Lp-PLA2 is an enzyme that is produced by macrophagesandtakesaroleasanindependentpredictorofacoronaryevent. Ageneticvariant of Val279Phe on the Lp-PLA2 gene has been reported with various results in Japan, China, Korea, and Caucasian populations. This study aims to analyse the influence of the Val279Phe genetic variant on acute myocardial infarction (AMI) at Saiful Anwar Hospital, Indonesia. This study was conducted on 151 patients (111 AMI patients and 40 non-AMI patients). The genetic variant of Val279Phe was identified through a genotyping method. There were nosignificant differences in age, total cholesterol level, LDL-C (low-density lipoprotein cholesterol) level, and family history data between AMI and non-AMI patients. However, AMI patients had low HDL-C (high-density lipoprotein cholesterol), triglyceride levels, dyslipidaemia, and hypertension risk factors compared to non-AMI patients. The frequency of the GG genotype (279Val) was dominant in both AMI and non-AMI groups. Further analysis suggested that the GG genotype has a 2.9 times greater risk of AMI compared to the GT/TT genotype (279Phe). This study concluded that the Val279Phe genetic variant undoubtedly influenced AMI risk, which is a warrant for further development of early detection and improving strategy to prevent AMI in patients.

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Acute myocardial infarctionAMI predictorAtherosclerosisLp-PLA2Val279Phe