نتایج جستجو برای: a1298c
تعداد نتایج: 565 فیلتر نتایج به سال:
در این بررسی، 208 فرد بدون علائم بالینی بیماری های قلبی-عروقی و سابقه ترومبوز وریدی، از نقاط مختلف ایران با نژادهای متفاوت، مطالعه شدند. جهت ارزیابی توزیع پلی مورفیسمmthfr a1298c ، یکی از عوامل ژنتیکی ایجاد بیماری های قلبی عروقی در جمعیت ایران، از روش هیبریدیزاسیون معکوس برای تشخیص سریع و دقیق استفاده شد. اساس آزمون روش multiplex pcr و هیبریدیزاسیون بر روی نوار آزمون است. این نوار شامل خطوط موا...
Objective. To study the polymorphisms of genes involved in angiogenesis and metabolic processes, to assess level lymphocytes patients with chronic endometritis practically healthy women reproductive period.
 Materials methods. 86 were examined; DNA regions eNOS 1799983 (Glu298Asp), PPARA (G2528C), ApoE rs429358 (Cys130Arg), MTHFR (C677T, A1298C) used as primers; blood (CD3+, CD4+, CD8+, CD...
background: we studied the role of maternal folic acid supplementation in modifying the effects of methylenetetrahydrofolate reductase (mthfr c677t and a1298c) gene polymorphisms in iranian children with oral clefts. materials and methods: forty?seven newborn infants with orofacial cleft and their mothers were selected randomly. mothers were matched regarding dietary folate intake.the genotypi...
background and aims. the aim of the present study is to determine the incidence of mthfr c677 t and a1298c mutations in iranian patients with cleft lip and/or cleft palate. materials and methods. we screened 61 iranian patients with cleft lip and/or cleft palate for mutations in the two alleles of mthfr gene associated with cleft lip and/or palate: a1298c and c677t, using polymerase chain react...
Background: One of the mutated genes associated with a lower level of 5MTHF necessary for DNA methylation and possibly implicated in the carcinogenesis of sporadic colorectal cancer (CRC) is the gene encoding the methylenetetrahydrofolate reductase enzyme (MTHFR). Objectives: to investigate the frequency of the C667T and A1298C MTHFR variants in patients with sporadic CRC and controls; to estab...
BACKGROUND Non-alcoholic fatty liver disease (NAFLD) is a chronic liver disease, which includes a spectrum of hepatic pathology such as simple steatosis, steatohepatitis, fibrosis and cirrhosis. The increased serum levels of homocysteine (Hcy) may be associated with hepatic fat accumulation. Genetic mutations in the folate route may only mildly impair Hcy metabolism. The aim of this study was t...
Previous studies have suggested that low folate intake is associated with increased risk of lung cancer. Methylenetetrahydrofolate reductase (MTHFR) is one of the enzymes involved in folate metabolism and is thought to influence DNA methylation and nucleotide synthesis. MTHFR is highly polymorphic, and the variant genotypes result in decreased MTHFR enzyme activity and lower plasma folate level...
Polymorphisms of methylene-tetrahydrofolate reductase and risk of lung cancer: a case-control study.
Previous studies have suggested that low folate intake is associated with increased risk of lung cancer. Methylene-tetrahydrofolate reductase (MTHFR) is one of the enzymes involved in folate metabolism and is thought to influence DNA methylation and nucleotide synthesis. MTHFR is highly polymorphic, and the variant genotypes result in decreased MTHFR enzyme activity and lower plasma folate leve...
Introduction: Recurrent pregnancy loss (RPL) is defined as two or more consecutive which occurs before the 20th weeks of pregnancies for last menstrual period. Hereditary cause thrombophilic gene mutations and polymorphism may play an essential role in RPLs. Material Method: 291 women with a history abortions study group 61 without miscarriages control were included study. In this we analysed e...
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