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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
1995-3-6
pubmed:abstractText
We evaluated the mechanical properties of the carotid artery in anesthetized Dahl rats with or without long-term treatment with the diuretic compound indapamide. The mechanical properties of the carotid artery were evaluated by establishing pressure-volume curves in situ in vivo before and after total relaxation of arterial smooth muscle by potassium cyanide. Dahl salt-sensitive and salt-resistant rats were fed either a low (0.4%) or high (7%) NaCl diet for 5 weeks. In each group, half the rats received for the same period of time oral treatment with indapamide (3 mg/kg per day). Blood pressure, heart rate, and pressure-volume curves were studied at the end of the 5-week period. In untreated Dahl salt-sensitive rats, the pressure-volume curve of the carotid artery was shifted to the right compared with that in untreated Dahl salt-resistant rats. The finding was observed even after potassium cyanide and regardless of the NaCl diet (P < .01 between Dahl salt-sensitive and -resistant rats). Indapamide was able to prevent the development of hypertension in Dahl salt-sensitive rats receiving a high NaCl diet (185 +/- 7 versus 146 +/- 8 mm Hg in untreated and treated Dahl salt-sensitive rats with a high NaCl diet, P < .0005). In the other groups, indapamide had no effect on blood pressure. Indapamide treatment increased carotid arterial static compliance in Dahl salt-sensitive rats with a high or low NaCl diet and to a lesser extent in Dahl salt-resistant rats. The increase was observed even after total relaxation of carotid arterial smooth muscle by potassium cyanide.(ABSTRACT TRUNCATED AT 250 WORDS)
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Feb
pubmed:issn
0194-911X
pubmed:author
pubmed:issnType
Print
pubmed:volume
25
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
272-7
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1995
pubmed:articleTitle
Carotid artery mechanical properties of Dahl salt-sensitive rats.
pubmed:affiliation
Department of Internal Medicine, Broussais Hospital, Paris, France.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't