pubmed-article:2859210 | rdf:type | pubmed:Citation | lld:pubmed |
pubmed-article:2859210 | lifeskim:mentions | umls-concept:C1280551 | lld:lifeskim |
pubmed-article:2859210 | lifeskim:mentions | umls-concept:C0022646 | lld:lifeskim |
pubmed-article:2859210 | lifeskim:mentions | umls-concept:C0015811 | lld:lifeskim |
pubmed-article:2859210 | lifeskim:mentions | umls-concept:C0013030 | lld:lifeskim |
pubmed-article:2859210 | lifeskim:mentions | umls-concept:C0598051 | lld:lifeskim |
pubmed-article:2859210 | lifeskim:mentions | umls-concept:C2003941 | lld:lifeskim |
pubmed-article:2859210 | pubmed:issue | 3 | lld:pubmed |
pubmed-article:2859210 | pubmed:dateCreated | 1985-6-13 | lld:pubmed |
pubmed-article:2859210 | pubmed:abstractText | The decrease in blood flow in response to dopamine (DA) injected intraarterially (i.a.) into the femoral or renal vascular beds was examined in the anaesthetised dog. DA or noradrenaline (NA) were 10 times more potent as vasoconstrictor agents in the femoral than in the renal vasculature. In the femoral bed, the DA induced vasoconstriction was completely resistant to antagonism by prazosin (30-300 micrograms/kg i.v.), but was dose-dependently blocked by the alpha 2-receptor antagonist idazoxan (30-300 micrograms/kg i.v.). In the renal bed the vasoconstrictor effects of DA were resistant to blockade by idazoxan, but were prazosin sensitive indicating that alpha 1-adrenoceptors were involved in this response. The alpha-receptor agonist profile for DA was not modified in the femoral bed after blockade of dilatory D1-receptors with SCH 23390 (0.5 mg/kg i.v. and 0.1 mg/kg per h i.v.). However, this antagonist significantly increased the vasoconstrictor potency for DA in the renal bed. The decrease in femoral blood flow induced by an injection of DA, appears to be mediated by alpha 2-adrenoceptors. In the renal vascular bed where the predominant alpha-adrenoceptor corresponds to the alpha 1-subtype and there are few postsynaptic alpha 2-receptors subserving vasoconstriction, DA can stimulate alpha 1-receptors but this action requires higher doses of agonist than those needed for alpha 2-adrenoceptor stimulation. | lld:pubmed |
pubmed-article:2859210 | pubmed:language | eng | lld:pubmed |
pubmed-article:2859210 | pubmed:journal | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:2859210 | pubmed:citationSubset | IM | lld:pubmed |
pubmed-article:2859210 | pubmed:chemical | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:2859210 | pubmed:chemical | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:2859210 | pubmed:chemical | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:2859210 | pubmed:chemical | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:2859210 | pubmed:chemical | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:2859210 | pubmed:chemical | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:2859210 | pubmed:chemical | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:2859210 | pubmed:status | MEDLINE | lld:pubmed |
pubmed-article:2859210 | pubmed:month | Feb | lld:pubmed |
pubmed-article:2859210 | pubmed:issn | 0014-2999 | lld:pubmed |
pubmed-article:2859210 | pubmed:author | pubmed-author:HicksP EPE | lld:pubmed |
pubmed-article:2859210 | pubmed:author | pubmed-author:LangerS ZSZ | lld:pubmed |
pubmed-article:2859210 | pubmed:author | pubmed-author:DuvalNN | lld:pubmed |
pubmed-article:2859210 | pubmed:issnType | Print | lld:pubmed |
pubmed-article:2859210 | pubmed:day | 5 | lld:pubmed |
pubmed-article:2859210 | pubmed:volume | 108 | lld:pubmed |
pubmed-article:2859210 | pubmed:owner | NLM | lld:pubmed |
pubmed-article:2859210 | pubmed:authorsComplete | Y | lld:pubmed |
pubmed-article:2859210 | pubmed:pagination | 265-72 | lld:pubmed |
pubmed-article:2859210 | pubmed:dateRevised | 2008-11-21 | lld:pubmed |
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pubmed-article:2859210 | pubmed:year | 1985 | lld:pubmed |
pubmed-article:2859210 | pubmed:articleTitle | Dopamine preferentially stimulates postsynaptic alpha 2-adrenoceptors in the femoral vascular bed, but alpha 1-adrenoceptors in the renal vascular bed of the anaesthetised dog. | lld:pubmed |
pubmed-article:2859210 | pubmed:publicationType | Journal Article | lld:pubmed |
http://linkedlifedata.com/r... | pubmed:referesTo | pubmed-article:2859210 | lld:pubmed |