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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
5
pubmed:dateCreated
2004-10-29
pubmed:abstractText
11beta-hydroxysteroid dehydrogenase type 1 (11betaHSD1) is a candidate gene for hypertension, diabetes, and obesity through altered glucocorticoid production. This study explored the association of 11betaHSD1 gene variants with diabetes, hypertension, and obesity in a longitudinal population study of American Indians (N=918; exams=5508). In multivariate mixed models assuming an additive effect of genotype, a 5' upstream variant (rs846910) was associated with blood pressure (diastolic blood pressure beta=1.58 mm Hg per copy of the A allele, P=0.0008; systolic blood pressure beta=2.28 mm Hg per copy of the A allele, P=0.004; mean arterial blood pressure beta=1.83 mm Hg per copy of the A allele, P=0.0006) and hypertension (odds ratio=1.27 per copy of the A allele, P=0.02). However, birth date modified these associations (test for interaction: diastolic blood pressure P=0.16; systolic blood pressure P=0.007; mean arterial blood pressure P=0.01), such that the magnitude and direction of association between genotype and blood pressure changed with time. Finally, in models controlling for potential confounding by population stratification, we observed evidence of within-family effects for blood pressure (diastolic blood pressure beta=1.77 mm Hg per copy of the A allele, P=0.004; systolic blood pressure beta=2.04 mm Hg per copy of the A allele, P=0.07; mean arterial blood pressure beta=1.85 mm Hg per copy of the A allele, P=0.01) and for hypertension (odds ratio=1.26 per copy of the A allele; P=0.08). No association was observed for obesity. Associations with diabetes were similar in magnitude as reported previously but were not statistically significant. These data demonstrate association between genetic variability at 11betaHSD1 with hypertension, but these effects are modified by environmental factors.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Nov
pubmed:issn
1524-4563
pubmed:author
pubmed:issnType
Electronic
pubmed:volume
44
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
681-8
pubmed:dateRevised
2005-8-1
pubmed:meshHeading
pubmed:year
2004
pubmed:articleTitle
Interaction between an 11betaHSD1 gene variant and birth era modifies the risk of hypertension in Pima Indians.
pubmed:affiliation
Phoenix Epidemiology and Clinical Research Branch, National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, 1550 E Indian School Rd, Phoenix, AZ 85014, USA. pfranks@niddk.nih.gov
pubmed:publicationType
Journal Article