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Nelida A. Gonzalez Hernandez,Rebeca O. Millan Guerrero,Gabriel Ceja Espiritu,Luz M. Baltazar Rodriguez,Rafael Rodriguez Salazar,Bertha A. Olmedo Buenrostro,Irma G. Enriquez Maldonado,Valery Melnikov,J 한국유전학회 2008 Genes & Genomics Vol.30 No.6
The action of matrix metalloproteinases (MMPs) can weaken the arterial wall, contributing to the destabilizing and rupture of atheromatous plaque. Within the MMPs, type 2 stands out due to its action on basement membrane constituents. Previous studies have revealed elevated levels of MMP-2 in the acute phase of ischemic stroke (IS). An MMP-2 single nucleotide polymorphism, -1306T>C (rs243865), displayed strikingly high promoter activity with the C allele. Our study analyzed whether or not the MMP-2-1306T>C polymorphism contributed to the development of IS in a Mexican population. Ninety-eight patients with IS and 213 control subjects were analyzed. Genomic DNA isolation, polymerase chain reaction (PCR), and polymorphism detection by restriction enzyme digestion were performed to detect MMP-2-1306T>C polymorphism. An increased probability of IS associated with the MMP-2 CC genotype (OR, 1.70; 95% CI, 1.02-2.85) was found. IS risk associated with the CC genotype was more pronounced in hypertensive subjects (OR, 2.81; 95% CI, 1.4-5.5). The CC genotype was not associated with the development of primary hypertension. The data suggest that MMP-2-1306T>C polymorphism greatly contributes to IS development in the population studied, principally in hypertensive subjects. This case-control study lends support to the association of MMP-2 with stroke at the genetic level, an association consistent with MMP-2 participation in IS physiopathology.