Cosegregation of blood pressure with angiotensin converting enzyme and atrial natriuretic peptide receptor genes using Dahl salt–sensitive rats

Y Deng, JP Rapp - Nature Genetics, 1992 - nature.com
Y Deng, JP Rapp
Nature Genetics, 1992nature.com
We have evaluated the genes for angiotensin converting enzyme (ACE) and guanylyl
cyclase A/atrial natriuretic peptide receptor (GCA) for genetic effects on blood pressure
response to high salt diet. In F2 rats derived from Milan normotensive and Dahl salt–
hypertension sensitive (S) rats, both ACE and GCA cosegregated with blood pressure, and
rats that were homozygous for the S allele at both the ACE and GCA loci had inordinately
high blood pressure. In F2 derived from Wistar Kyoto (WKY) and S rats, GCA revealed …
Abstract
We have evaluated the genes for angiotensin converting enzyme (ACE) and guanylyl cyclase A/atrial natriuretic peptide receptor (GCA) for genetic effects on blood pressure response to high salt diet. In F2 rats derived from Milan normotensive and Dahl salt–hypertension sensitive (S) rats, both ACE and GCA cosegregated with blood pressure, and rats that were homozygous for the S allele at both the ACE and GCA loci had inordinately high blood pressure. In F2 derived from Wistar Kyoto (WKY) and S rats, GCA revealed positive cosegregation with blood pressure, but ACE did not. We conclude that certain alleles at the GCA and ACE loci (or at loci closely linked to them) have a significant genetic impact on blood pressure response to high salt in specific rat strains.
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