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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
5
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pubmed:dateCreated |
1990-1-11
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pubmed:abstractText |
1. The influence of deoxycorticosterone acetate (DOCA)-salt hypertension on brain atrial natriuretic factor (ANF) in rats was investigated to elucidate the role of central ANF in a renin-independent model of experimental hypertension. 2. Sprague-Dawley rats were subjected to uninephrectomy and given either tap water or saline [1% (w/v) NaCl] to drink plus weekly injections of either saline or DOCA (25 mg/kg, subcutaneously). After 32 days, the rats were decapitated and 18 different brain nuclei were removed by a micropunch technique. 3. The systolic blood pressure of the DOCA-salt rats was significantly higher than that of control rats [154 +/- 3 mmHg vs 104 +/- 2 mmHg (20.53 +/- 0.40 kPa vs 13.86 +/- 0.27 kPa), P less than 0.001]. 4. Plasma ANF levels were significantly (P less than 0.01) higher in DOCA-salt hypertensive rats compared with control rats. 5. In DOCA-salt hypertensive rats, the ANF content was increased in the organum vasculosum of the lamina terminalis (31.4 +/- 2.1 vs 22.1 +/- 2.5 pg/mg of protein, P less than 0.05), the subfornical organ (32.5 +/- 5.0 vs 24.2 +/- 2.4 pg/mg of protein, P less than 0.05), the medial amygdaloid nucleus (49.0 +/- 6.4 vs 34.0 +/- 2.0 pg/mg of protein, P less than 0.05) and the locus coeruleus (86.9 +/- 4.1 vs 64.4 +/- 4.2 pg/mg of protein, P less than 0.01) compared with control rats. The ANF content of 14 other brain areas investigated did not alter after treatment.(ABSTRACT TRUNCATED AT 250 WORDS)
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Atrial Natriuretic Factor,
http://linkedlifedata.com/resource/pubmed/chemical/Desoxycorticosterone,
http://linkedlifedata.com/resource/pubmed/chemical/Sodium Chloride,
http://linkedlifedata.com/resource/pubmed/chemical/atrial natriuretic peptide, rat
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pubmed:status |
MEDLINE
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pubmed:month |
Nov
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pubmed:issn |
0143-5221
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
77
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
529-34
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:2531054-Amygdala,
pubmed-meshheading:2531054-Animals,
pubmed-meshheading:2531054-Atrial Natriuretic Factor,
pubmed-meshheading:2531054-Brain Chemistry,
pubmed-meshheading:2531054-Desoxycorticosterone,
pubmed-meshheading:2531054-Hypertension,
pubmed-meshheading:2531054-Locus Coeruleus,
pubmed-meshheading:2531054-Male,
pubmed-meshheading:2531054-Rats,
pubmed-meshheading:2531054-Rats, Inbred Strains,
pubmed-meshheading:2531054-Sodium Chloride,
pubmed-meshheading:2531054-Subfornical Organ
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pubmed:year |
1989
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pubmed:articleTitle |
Atrial natriuretic factor content of brain nuclei in deoxycorticosterone acetate-salt hypertension in the rat.
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pubmed:affiliation |
Department of Nephrology, Medical Clinic, University of Würzburg, F.R.G.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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