Variant Gene Risk Allele Score vda Association Type Original DB Sentence supporting the association PMID PMID Year
dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE <b>Conclusion:</b> Our results showed that the MTHFR [677C>T (rs1801133)] TT genotype is associated with ADRs to MTX in Chinese RA patients. 30546311

2018

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE MTHFR C677T polymorphism was associated with HHC in RA patients (multi-adjusted OR, 95% CI 2.18, [1.07-4.57]; p = 0.031). 29796841

2018

dbSNP: rs397507444
rs397507444
0.100 GeneticVariation BEFREE The study investigated the association between plasma homocysteine, folate and vitamin B12 with 5,10 methylenetetrahydrofolate reductase (MTHFR C677T and A1298C), thymidylate synthase (TYMS 2R → 3R) and methionine synthase (MTR A2756G) polymorphisms and methotrexate (MTX) treatment and toxicity in Tunisian Rheumatoid arthritis (RA) patients. 29796841

2018

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE Our meta-analysis results demonstrate that the MTHFR C677T polymorphism is involved in the genetic susceptibility of RA in Asians, and the MTHFR A1298C polymorphism is associated with genetic susceptibility to RA in the overall population. 27423206

2017

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE The absence of TYMS 1494 del6 and FPGS rs10106 and presence of MTHFR C677T predict adverse events in RA patients treated with MTX. 27992285

2017

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE C677T MTHFR gene polymorphism is associated with RA in Egyptians. 28215593

2017

dbSNP: rs397507444
rs397507444
0.100 GeneticVariation BEFREE MTRR A66G, RFC1 G80A, and MTHFR C677T and A1298C Polymorphisms and Disease Activity in Mexicans with Rheumatoid Arthritis Treated with Methotrexate. 28994615

2017

dbSNP: rs397507444
rs397507444
0.100 GeneticVariation BEFREE Our meta-analysis results demonstrate that the MTHFR C677T polymorphism is involved in the genetic susceptibility of RA in Asians, and the MTHFR A1298C polymorphism is associated with genetic susceptibility to RA in the overall population. 27423206

2017

dbSNP: rs397507444
rs397507444
0.100 GeneticVariation BEFREE Overall, our meta-analysis suggested no significant effect of MTHFR gene A1298C polymorphism on MTX outcome in RA patients. 28544525

2017

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE Associations between asymmetric dimethylarginine, homocysteine, and the methylenetetrahydrofolate reductase (MTHFR) C677T polymorphism (rs1801133) in rheumatoid arthritis. 26599798

2016

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE The results demonstrated that the C677T polymorphism in the MTHFR gene is associated with MTX toxicity in Tunisian RA patients. 26077125

2016

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE Several authors have reported contradictory results related to C677T polymorphism in the MTHFR gene and response to MTX in RA. 26314492

2015

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE MTHFR C677T was associated with RA using all models except the recessive model. 26147289

2015

dbSNP: rs397507444
rs397507444
0.100 GeneticVariation BEFREE TGFβ1 and MTHFR A1298C were associated with RA using the dominant and the co-dominant models. 26147289

2015

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE The results of our meta-analysis suggest that the MTHFR C677T and A1298C polymorphisms are associated with MTX toxicity in RA patients. 24794492

2014

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE This study aimed to elucidate the role of methylenetetrahydrofolate reductase (MTHFR) C677T and aminoimidazole carboxamide adenosine ribonucleotide transformylase (ATIC) T675C polymorphisms and clinicopathological variables in clinical response to MTX in Portuguese RA patients. 24967362

2014

dbSNP: rs397507444
rs397507444
0.100 GeneticVariation BEFREE The results of our meta-analysis suggest that the MTHFR C677T and A1298C polymorphisms are associated with MTX toxicity in RA patients. 24794492

2014

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE Our findings suggest that there is an association of IL-4 gene 70bp VNTR polymorphism and MTHFR C677T polymorphism with susceptibility of a person for development of RA. 23685257

2013

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE The available evidence suggests that the MTHFR C677T and A1298C gene polymorphisms are not reliable predictors of response to MTX treatment in RA patients. 21931346

2013

dbSNP: rs397507444
rs397507444
0.100 GeneticVariation BEFREE The available evidence suggests that the MTHFR C677T and A1298C gene polymorphisms are not reliable predictors of response to MTX treatment in RA patients. 21931346

2013

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE Methylenetetrahydrofolate reductase polymorphisms, C677T and A1298C, are associated with methotrexate-related toxicities in Korean patients with rheumatoid arthritis. 21773884

2012

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE These data suggest that the presence of the MTHFR C677T and ABCB1 C3435T SNPs contribute to MTX toxicity in patients with RA. 23095111

2012

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE The associations of the MTHFR C677T polymorphism with osteoporosis/osteopenia and femoral neck BMD suggest that these polymorphisms confer a risk of developing osteoporosis in patients with rheumatoid arthritis, a risk that may be reduced with folate and B complex supplementation. 22377704

2012

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE These results demonstrate that the C677T polymorphism in the MTHFR gene is associated with MTX toxicity in a Spanish RA population. 22044028

2012

dbSNP: rs397507444
rs397507444
0.100 GeneticVariation BEFREE Methylenetetrahydrofolate reductase polymorphisms, C677T and A1298C, are associated with methotrexate-related toxicities in Korean patients with rheumatoid arthritis. 21773884

2012