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rdf:type | |
lifeskim:mentions | |
pubmed:dateCreated |
1988-7-29
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pubmed:abstractText |
Acute volume loading increases plasma atrial natriuretic factor (ANF) levels in man and animals. In the present work we have compared the effects of a 1-week oral application of clonidine (2 x 0.075 mg/day) to dihydralazine (2 x 25 mg/day) in eight healthy volunteers on changes in plasma ANF and plasma and urine cyclic GMP levels after acute volume loading with 2 I physiological saline i.v. Basal plasma ANF levels before infusion were decreased by clonidine to 65% of the untreated controls and remained unaltered with dihydralazine. Volume loading increased plasma ANF levels by about 40% in the control and 30% in the dihydralazine treated group, whereas plasma ANF remained unchanged by volume loading in the clonidine-treated group. Dihydralazine increased basal cyclic GMP levels and urinary cyclic GMP excretion by 30 and 90%, respectively. Basal cyclic GMP levels were identical without treatment and after clonidine treatment. Saline infusion increased cyclic GMP levels by 40% in the control and clonidine-treated groups, and by 25% in the dihydralazine-treated group. Urinary cyclic GMP excretion increased by 2.1-, 1.6-, and 1.2-fold, respectively, in the controls, after clonidine, or after dihydralazine. The results of this study suggest that ANF is involved in the hormonal and hemodynamic effects that are induced by clonidine, but not in those induced by dihydralazine.
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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/Clonidine,
http://linkedlifedata.com/resource/pubmed/chemical/Cyclic GMP,
http://linkedlifedata.com/resource/pubmed/chemical/Dihydralazine,
http://linkedlifedata.com/resource/pubmed/chemical/Hydralazine,
http://linkedlifedata.com/resource/pubmed/chemical/Isotonic Solutions,
http://linkedlifedata.com/resource/pubmed/chemical/Potassium,
http://linkedlifedata.com/resource/pubmed/chemical/Sodium,
http://linkedlifedata.com/resource/pubmed/chemical/Sodium Chloride
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pubmed:status |
MEDLINE
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pubmed:issn |
0160-2446
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
10 Suppl 12
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
S163-6
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:2455172-Adult,
pubmed-meshheading:2455172-Atrial Natriuretic Factor,
pubmed-meshheading:2455172-Blood Pressure,
pubmed-meshheading:2455172-Clonidine,
pubmed-meshheading:2455172-Cyclic GMP,
pubmed-meshheading:2455172-Dihydralazine,
pubmed-meshheading:2455172-Heart Rate,
pubmed-meshheading:2455172-Hematocrit,
pubmed-meshheading:2455172-Humans,
pubmed-meshheading:2455172-Hydralazine,
pubmed-meshheading:2455172-Infusions, Intravenous,
pubmed-meshheading:2455172-Isotonic Solutions,
pubmed-meshheading:2455172-Male,
pubmed-meshheading:2455172-Potassium,
pubmed-meshheading:2455172-Sodium,
pubmed-meshheading:2455172-Sodium Chloride
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pubmed:year |
1987
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pubmed:articleTitle |
Effects of clonidine and dihydralazine on plasma ANF and cyclic GMP levels in humans during volume loading.
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pubmed:affiliation |
Department of Medicine, University of Munich, F.R.G.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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