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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
2002-4-9
pubmed:abstractText
The prevalence of the C677T mutation in the methylenetetrahydrofolate reductase (MTHFR) gene in Asian Indians from India was determined and the association of the mutant allele with coronary artery disease (CAD) was evaluated in a case-control study. The case group consisted of 251 patients with CAD; 195 male and 56 female aged from 29 to 82 years (mean age +/- SD, 57.5 +/- 10.6 years). The control group consisted of 216 apparently healthy individuals without evidence of CAD; 161 male and 55 female aged from 30 to 83 years (mean age +/- SD, 54.9 +/- 10.4 years). All the patients were assessed by coronary angiography. While 33 patients had normal coronaries, 23, 25 and 39 patients had single-vessel, two-vessel and triple-vessel disease, respectively. Eighty-three patients (33%) had suffered myocardial infarction less than a year to five years earlier. The C677T polymorphism in the MTHFR gene was assessed. While 31% of the controls and 38% of the patients had the heterozygous genotype, 2% of the control group and none of the patients had the mutant homozygous genotype. The overall 'T' allelic frequencies were comparable in control and patient groups (0.18 and 0.19, respectively), but the association of the sum of heterozygous and homozygous genotypes with CAD (1, 2 or 3-vessel disease) was statistically significant for females only [Odds ratio (95% confidence intervals), 2.8 (1.1-6.9), p = 0.023]. No association was found between genotype distribution and previous myocardial infarction or severity of atherosclerosis.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Feb
pubmed:issn
0009-9163
pubmed:author
pubmed:issnType
Print
pubmed:volume
61
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
155-9
pubmed:dateRevised
2007-11-15
pubmed:meshHeading
pubmed-meshheading:11940092-Adult, pubmed-meshheading:11940092-Age Factors, pubmed-meshheading:11940092-Aged, pubmed-meshheading:11940092-Aged, 80 and over, pubmed-meshheading:11940092-Alleles, pubmed-meshheading:11940092-Case-Control Studies, pubmed-meshheading:11940092-Coronary Artery Disease, pubmed-meshheading:11940092-Female, pubmed-meshheading:11940092-Gene Frequency, pubmed-meshheading:11940092-Genotype, pubmed-meshheading:11940092-Heterozygote, pubmed-meshheading:11940092-Homozygote, pubmed-meshheading:11940092-Humans, pubmed-meshheading:11940092-India, pubmed-meshheading:11940092-Male, pubmed-meshheading:11940092-Methylenetetrahydrofolate Reductase (NADPH2), pubmed-meshheading:11940092-Middle Aged, pubmed-meshheading:11940092-Mutation, pubmed-meshheading:11940092-Odds Ratio, pubmed-meshheading:11940092-Oxidoreductases Acting on CH-NH Group Donors, pubmed-meshheading:11940092-Polymorphism, Genetic, pubmed-meshheading:11940092-Sex Factors
pubmed:year
2002
pubmed:articleTitle
A low prevalence of the C677T mutation in the methylenetetrahydrofolate reductase gene in Asian Indians.
pubmed:affiliation
Cumballa Hill Hospital & Heart Institute, Bombay, India. chh@bom7.vsnl.net.in
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't