Variant Gene Risk Allele Score vda Association Type Original DB Sentence supporting the association PMID PMID Year
dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE Homozygous MTHFR C677T gene mutation and recurrent stroke in an infant. 16814086

2006

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE We investigated whether the MTHFR C677T and A1298C polymorphisms contribute to hyperhomocysteinemia and increase the risk factor for stroke. 16629766

2006

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE In view of the prevailing controversy about the role of Methylenetetrahydrofolate reductase (MTHFR) C677T mutation in stroke and paucity of studies from India, this study has been undertaken to evaluate MTHFR C677T gene polymorphism in consecutive ischemic stroke patients and correlate these with folic acid, homocysteine (Hcy) and conventional risk factors. 16936384

2006

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE We present a case of a child with bidirectional Glenn anastomosis for double inlet left ventricle that suffered a stroke despite aspirin prophylaxis; the patient was combined homozygous for prothrombin G20210A mutation and for methylenetetrahydrofolate reductase C677T mutation as well. 16209893

2006

dbSNP: rs397507444
rs397507444
0.080 GeneticVariation BEFREE Therefore, we examined whether the C677T and A1298C polymorphisms of MTHFR gene are genetic risk factors for both ischemic and hemorrhagic stroke in a Turkish Caucasian population. 17113927

2006

dbSNP: rs397507444
rs397507444
0.080 GeneticVariation BEFREE We investigated whether the MTHFR C677T and A1298C polymorphisms contribute to hyperhomocysteinemia and increase the risk factor for stroke. 16629766

2006

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE A significant combined effect on stroke due to the C677T polymorphism of methylenetetrahydrofolate reductase (MTHFR), the T2354A polymorphism of 5-lipoxygenase activating protein (ALOX5AP), and Lp(a) level, was detected using the MDR method. 17521309

2007

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE The sensitivity analysis (exclusion of studies with controls not in Hardy-Weinberg equilibrium) revealed a significant association of stroke with the MTHFR C677T and ApoE epsilon 4 alleles but showed no association with ACE gene insertion/deletion polymorphism. 17171228

2007

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE No significant association was found between MTHFR C677T and stroke recurrence or mortality. 19515015

2009

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE The MTHFR 677 C > T polymorphisms showed association with both homocysteine levels as well as stroke (P < 0.001). 19251185

2009

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE Two siblings with a homozygous MTHFR C677T (G80A-RFC1) mutation and stroke. 18958479

2009

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE Several studies on genetic variants of methylenetetrahydrofolate reductase (MTHFR, which plays a crucial role in regulation of plasma homocysteine concentration) reported an association between C677T gene polymorphism and stroke in some Asian populations. 19193985

2009

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE The association of factor V-Leiden and methylenetetrahydrofolate reductase (MTHFR) C677T and A1298C mutations with stroke was investigated in 118 patients with stroke and 120 control subjects. 19717029

2009

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE We conclude that the MTHFR 677C>T polymorphism may be considered as a genetic risk factor of childhood stroke, especially in boys. 19805823

2009

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE The aim of this study is to determine the role of hereditary thrombophilic factors including factor V Leiden A1691G (FVL), prothrombin G20210A, and methylenetetrahydrofolate reductase (MTHFR) C677T gene mutations in patients with stroke because of cerebral infarct. 19263510

2009

dbSNP: rs397507444
rs397507444
0.080 GeneticVariation BEFREE The association of factor V-Leiden and methylenetetrahydrofolate reductase (MTHFR) C677T and A1298C mutations with stroke was investigated in 118 patients with stroke and 120 control subjects. 19717029

2009

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE We examined the association between different polymorphisms frequently found in young patients with cryptogenic stroke [methylenetetrahydrofolate reductase (MTHFR) C677T, factor II (prothrombin) G20210A, factor V G1691A (Leiden), nitric oxide synthase 3 (NOS3) intron 4 VNTR, and apolipoprotein E (APOE) epsilon4 gene] in patients with a cerebral infarct caused by spontaneous cervical artery dissection. 20446941

2010

dbSNP: rs1801133
rs1801133
0.040 GeneticVariation BEFREE The genotype distributions of PON1 Q192R and MTHFR A222V, which affect lipid and homocysteine metabolism, differed significantly between patients with stroke and healthy controls. 20615707

2010

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

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 MTHFR C677T and A1298C polymorphisms and cerebral stroke in two twin gestations. 21113717

2011

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE This suggests that the MTHFR 677 C>T polymorphism played a minimal role or no role in stroke risk. 21270470

2011

dbSNP: rs397507444
rs397507444
0.080 GeneticVariation BEFREE MTHFR C677T and A1298C polymorphisms and cerebral stroke in two twin gestations. 21113717

2011

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 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