نتایج جستجو برای: mthfr c677t

تعداد نتایج: 3382  

2016
Nurten Dinç Selda Bereket Yücel Fatma Taneli Metin Vehbi Sayın

This study investigated athletic performance and homocysteine (Hcy) levels in relation to the methylenetetrahydrofolate reductase (MTHFR) C677T mutation and explored the relationship between this mutation and other cardiac risk factors in soccer players and sedentary individuals. The study groups consisted of randomly selected soccer players (n=48) from the Turkish Super and Major League and se...

Journal: :Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology 2006
Tiago Veiga Pereira Martina Rudnicki Alexandre Costa Pereira Maria S Pombo-de-Oliveira Rendrik França Franco

There is evidence supporting a role for 5-10 methylenetetrahydrofolate reductase (MTHFR) gene variants in acute lymphoblastic leukemia (ALL). To provide a more robust estimate of the effect of MTHFR polymorphisms on the risk of ALL, we did a meta-analysis to reevaluate the association between the two most commonly studied MTHFR polymorphisms (C677T and A1298C) and ALL risk. All case-control stu...

Journal: :Reproductive biology and endocrinology : RB&E 2004
Natalie K Björklund Jane A Evans Cheryl R Greenberg Lorne E Seargeant Carol E Schneider Bernard N Chodirker

INTRODUCTION The C677T MTHFR variant has been associated with the same third trimester pregnancy complications as seen in women who have elevations of maternal serum alpha-fetoprotein (MSAFP). We hypothesized that these women with third trimester pregnancy complications and MSAFP elevations would have an increased frequency of the variant compared to an abnormal study control group (women with ...

2016
Hamid Rouhi-Broujeni Batoul Pourgheysari Ali-Mohammad Hasheminia

BACKGROUND Venous thromboembolism (VTE) is a major cause of mortality. Factor V Leiden (FVL), methylenetetrahydrofolate reductase (MTHFR) C677T, and prothrombin (FII) G20210A polymorphisms are the main inherited risk factors for VTE. Since evidence is limited on homozygotes, the aim of this study was to investigate the association between homozygous variants of these polymorphisms and VTE in Sh...

2011
S. Kimi Uehara

Sugérese que la hiperuricema sea un factor de riesgo cardiovascular en humanos adultos con síndrome metabólico (SM) El polimorfismo C677T en el gen metilenotetrahidrofolato reductasa (MTHFR) ha sido asociado com la hiperuricemia. Datos sobre los factores asociados con la uricemia en humanos adultos con SM genotipados para el polimorfismo C677T en el gen MTHFR son inexistentes. Se objetivó inves...

2013
Isabela Tatiana Sales de Arruda Darlene Camati Persuhn Naila Francis Paulo de Oliveira

DNA methylation is mediated by DNA methyltransferases (DNMTs) that add a methyl group to the 5'-carbon of cytosine. The enzyme methylenetetrahydrofolate reductase (MTHFR) catalyzes the reduction of 5,10-methylenetetrahydrofolate to 5-methyltetrahydrofolate in the rate-limiting step of the cycle involving the methyl donor S-adenosyl-L-methionine (SAM). The MTHFR C677T polymorphism results in a t...

2013
Ahmet Inanir Serbulent Yigit Sengul Tural Osman Cecen Eren Yildirim

Osteoarthritis is a degenerative joint disorder resulting in destruction of articular cartilage, osteophyte formation, and subchondral bone sclerosis. In recent years, numerous genetic factors have been identified and implicated in osteoarthritis. The aim of the current study was to examine the influence of methylenetetrahydrofolate reductase (MTHFR) gene C677T mutation and angiotensin converti...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده علوم پایه 1390

ناباروری تحت عنوان عدم باروری پس از طی دوره زمانی معمولا یک سال آمیزش بدون جلوگیری تعریف می شود. تقریبا 15 درصد از زوجها نابارورند و در این میان، فاکتور مرد حدود 50 درصد از موارد را شامل می شود. ناباروری مردان، یک سندرم چند عاملی است که به عوامل ژنتیکی و محیطی گوناگونی بستگی دارد. در 25 درصد موارد ناباروری مردان، علت ناباروری نامشخص است و می تواند مادرزادی یا اکتسابی باشد که اینها تحت عنوان موا...

2015
Diptika Tiwari Purabi Deka Bose Somdatta Das Chandana Ray Das Ratul Datta Sujoy Bose

UNLABELLED Preterm delivery (PTD) is one of the most significant contributors to neonatal mortality, morbidity, and long-term adverse consequences for health; with highest prevalence reported from India. The incidence of PTD is alarmingly very high in Northeast India. The objective of the present study is to evaluate the associative role of MTHFR gene polymorphism and progesterone receptor (PR)...

2018
Cheng Tang Shan Yu Huiqin Jiang Wei Li Xiaojing Xu Xi Cheng Ke Peng Erbao Chen Yuehong Cui Tianshu Liu

5-fluorouracil (5-Fu) metabolism associated enzyme, methylenetetrahydrofolate reductase (MTHFR)'s polymorphism C677T can affect enzyme activity and a series of studies have been performed to examine the association of this MTHFR polymorphism with the clinical outcomes of gastric cancer (GC) patients treated with 5-Fu based chemotherapies. However, the results are inconsistent and inconclusive. ...

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