Variant Gene Risk Allele Score vda Association Type Original DB Sentence supporting the association PMID PMID Year
dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE Methylenetetrahydrofolate Reductase Gene Polymorphisms (C677T and A1298C) and Hemorrhagic Stroke in Moroccan Patients. 29555401

2018

dbSNP: rs397507444
rs397507444
0.080 GeneticVariation BEFREE Methylenetetrahydrofolate Reductase Gene Polymorphisms (C677T and A1298C) and Hemorrhagic Stroke in Moroccan Patients. 29555401

2018

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE The polymorphisms Glu298Asp and C677T, affecting the eNOS and 5,10-MTHFR enzymes, respectively, and smoking, hypertension, and family history of stroke were associated with ischaemic stroke in young Mexican patients; this was not the case for the Thr325Ile, Ala147Thr, 4G/5G, and PLA1/A2 polymorphisms of the genes coding for fibrinolytic proteins and platelet receptors. 29526315

2018

dbSNP: rs1801133
rs1801133
0.040 GeneticVariation BEFREE Polymorphisms of the genes MTHFR (rs1801133) and APOA5 (rs662799), as well as anemia, are independent risk factors for stroke in Mexicans, together with traditional cardiovascular risk factors such as high triglycerides and high blood pressure. 29398535

2018

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE We aimed to investigate the association of Hcy concentration with intracranial atherosclerosis (ICAS) and extracranial AS (ECAS) in hypertensive patients without stroke in Chinese population and to explore modified effect of methylenetetrahydrofolate reductase (MTHFR) C677T on their relationship. 29330520

2018

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE Homocysteine and Stroke Risk: Modifying Effect of Methylenetetrahydrofolate Reductase C677T Polymorphism and Folic Acid Intervention. 28360116

2017

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE Our major findings suggest that joint effects of the MTHFR C677T polymorphism and hypertension are consistent in predicting a significantly high risk of stroke. 27126505

2017

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE We tested MTHFR C677T for association with stroke subtypes and white matter hyperintensities volume. 26839351

2016

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE The meta-analysis suggests that MTHFR C677T genetic polymorphism is significantly associated with susceptibility to IS, which provides evidence supporting hyperhomocysteinemia as a risk factor for stroke. 26776436

2016

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE The frequently assessed hereditary thrombophilia mutations associated with stroke are methylenetetrahydrofolate reductase (MTHFR) c.677C>T, Factor V (F5) c.1691G>A (Leiden), and prothrombin (F2) c.20210G>A. 26522268

2016

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE We aimed to evaluate the effect of methylenetetrahydrofolate reductase (MTHFR) gene 677 C → T polymorphism, which was associated with a higher stroke risk and was common in the Chinese population, as well as homocysteine and estimated glomerular filtration rate (eGFR) levels on the risk of new-onset diabetes (NOD). 25700330

2015

dbSNP: rs397507444
rs397507444
0.080 GeneticVariation BEFREE In conclusion, the overall analysis suggests that MTHFR gene A1298C polymorphism plays an important role in the development of adult stroke. 25472665

2014

dbSNP: rs397507444
rs397507444
0.080 GeneticVariation BEFREE The aim of the study was to assess an association between the A1298C polymorphism and pediatric stroke. 25440348

2015

dbSNP: rs1801133
rs1801133
0.040 GeneticVariation BEFREE In the stratified analyses, significantly increased stroke risks were indicated among Asians in all genetic models (homozygote model: OR 1.726, 95% CI 1.314-2.267; dominant model: OR 1.535, 95% CI 1.282-1.838; recessive model: OR 1.452, 95% CI 1.160-1.818; allele comparison model: OR 1.403, 95% CI 1.211-1.626).The present meta-analysis suggests that rs1801133 polymorphism contributes to the risk of stroke, of note, in Asian populations. 25107455

2015

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE We evaluated the relationship between hyperhomocysteinemia and methylenetetrahydrofolate reductase (MTHFR) C677T polymorphism and small-vessel disease (SVD) and atherosclerotic large-vessel disease (LVD) in stroke patients. 25031284

2014

dbSNP: rs397507444
rs397507444
0.080 GeneticVariation BEFREE In conclusion, this meta-analysis supported that the MTHFR A1298C polymorphism could be capable of increasing stroke susceptibility in Asian, but not in Caucasian, populations. 24391036

2013

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE MTHFR C677T polymorphism has been studied as a possible risk factor for a variety of common conditions including heart disease, stroke and hypertension. 24192663

2014

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE We tested this hypothesis by examining the influence of polymorphisms in methylenetetrahydrofolate reductase (MTHFR) (C677T) and prothrombin (F2) (G20210A) as risk factors for stroke in Morocco. 24132798

2013

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE Ten studies described MTHFR C677T (108 with TT genotype and 2018 with CC genotype) -homocysteine relationship and six studies (735 stroke cases and 713 controls) described homocysteine-ischemic stroke relationship. 23505425

2013

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE After excluding articles that deviated from the Hardy-Weinberg equilibrium in controls and the key contributors to between-study heterogeneity, significant associations between the MTHFR C677T genetic polymorphism and the risk of hemorrhagic stroke were observed in dominant (Odds ratio [OR] 1.611, 95% confidence interval [CI] 1.336-1.942), codominant (OR 1.500, 95% CI 1.330-1.692), and recessive (OR 1.695, 95% CI 1.409-2.038) models. 23428159

2013

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE The variant methylenetetrahydrofolate reductase (MTHFR) C677T is associated with elevated homocysteine levels, cardiovascular disease and stroke, which supports a causal relationship between hyperhomocysteinemia and vascular disease. 23285280

2012

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE Meta-analysis of included studies suggested that TT genotype was obviously associated with increased risk of hemorrhagic str</span>oke (OR (TT versus CC) = 1.84, 95 % CI 1.45-2.34; OR (TT versus CT) = 1.53, 95 % CI 1.23-1.90; OR (TT versus CT/CC) = 1.64, 95 % CI 1.24-2.00) compared with CC or CT genotypes of MTHFR C677T polymorphism. 23184002

2013

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE The obtained data indicate that heterozygosity for MTHFR C677T variant represents a possible important risk factor for pediatric stroke and suggest a different role of this gene variant in etiology of stroke in pediatric and adult patients. 22275392

2012

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE MTHFR C677T was prevalent among patients with recurrent stroke. 21824561

2011

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE Further large-scale genetic studies of the association between MTHFR 677C→T and stroke in low folate settings are needed to distinguish effect modification by folate from small-study bias. 21803414

2011