Introgression of the Brown Norway Renin Allele Onto the Dahl Salt-Sensitive Genetic Background Increases Cu/Zn SOD Expression in Cerebral Arteries
Author(s) -
M. J. Durand,
Julian H. Lombard
Publication year - 2011
Publication title -
american journal of hypertension
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.009
H-Index - 136
eISSN - 1941-7225
pISSN - 0895-7061
DOI - 10.1038/ajh.2011.15
Subject(s) - medicine , endocrinology , cerebral arteries , congenic , superoxide dismutase , renin–angiotensin system , superoxide , xanthine oxidase , nitric oxide synthase , vasodilation , nitric oxide , biology , enzyme , oxidative stress , biochemistry , gene , blood pressure
Nitric oxide (NO)-dependent vasodilation is impaired in middle cerebral arteries (MCAs) from Dahl salt-sensitive (SS) rats that are fed normal salt (NS) diet, due to low plasma renin activity and chronic exposure to low plasma angiotensin II (ANG II) levels. NO-dependent vasodilator responses are rescued in MCAs from Ren1-BN congenic rats, which have a 2.0 Mbp portion of Brown Norway (BN) chromosome 13 containing the renin gene introgressed onto the Dahl SS genetic background.
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