Variant Gene Risk Allele Score vda Association Type Original DB Sentence supporting the association PMID PMID Year
dbSNP: rs1217691063
rs1217691063
0.080 GeneticVariation BEFREE MTHFR C677T polymorphisms increase DR risk within the Chinese population. 30628508

2020

dbSNP: rs1217691063
rs1217691063
0.080 GeneticVariation BEFREE Our study suggested that the MTHFR C677T polymorphism may contribute to DR development in multiethnic groups. 29182429

2018

dbSNP: rs1217691063
rs1217691063
0.080 GeneticVariation BEFREE Our study suggested that the MTHFR 677C/T polymorphism may contribute to DR development, especially in Asian populations. 27517946

2016

dbSNP: rs1217691063
rs1217691063
0.080 GeneticVariation BEFREE Association of MTHFR gene C677T mutation with diabetic peripheral neuropathy and diabetic retinopathy. 23901246

2013

dbSNP: rs1217691063
rs1217691063
0.080 GeneticVariation BEFREE An updated meta-analysis of methylenetetrahydrofolate reductase gene 677C/T polymorphism with diabetic nephropathy and diabetic retinopathy. 22056717

2012

dbSNP: rs1217691063
rs1217691063
0.080 GeneticVariation BEFREE Overall, the meta-analysis suggested large heterogeneity between studies (p = 0.08, I(2) = 52%) and marginal association between C677T transition and the risk of developing DR: random effects odds ratio (OR) = 1.39 [95% CI (1.05, 1.83)]. 15902512

2005

dbSNP: rs1217691063
rs1217691063
0.080 GeneticVariation BEFREE MTHFR gene C677T mutation associated with a predisposition to increased plasma homocysteine levels may be considered as a genetic risk factor for diabetic microangiopathy (such as DR) in Chinese patients with type 2 diabetes mellitus. 12667409

2003

dbSNP: rs1217691063
rs1217691063
0.080 GeneticVariation BEFREE We investigated the relationship between diabetic retinopathy (DR) and three polymorphisms, C(-106)T in the aldose reductase (ALR2) gene, 4G/5G in the plasminogen activator inhibitor-1 (PAI-1) gene and C677T in the methylenetetrahydrofolate reductase (MTHFR) gene, in 210 Euro-Brazilian type 2 diabetic patients. 12951282

2003