Source:http://linkedlifedata.com/resource/pubmed/id/12921854
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2-3
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pubmed:dateCreated |
2003-8-18
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pubmed:abstractText |
We prepared a series of 18 novel substituted phenylbenzazepine congeners of the dopamine D1/D5 receptor partial-agonist SKF-83959 (R,S-3-methyl-6-chloro-7,8-dihydroxy-1-[3'-methylphenyl]-2,3,4,5-tetrahydro-1H-benzazepine) and characterized their potency and selectivity in assays of dopamine, 5-HT and adrenoceptors in rat brain tissue or membranes of genetically transfected cells. The R-enantiomer of SKF-83959 (MCL-202) and three other novel racemic 1-phenyl-7,8-dihydroxybenzazepines (MCL-204, -203, and -207) showed very high dopamine D5 receptor affinity; MCL-209 displayed the greatest dopamine D5 receptor affinity. These five potent novel ligands also had >100-fold selectivity for dopamine D1 over dopamine D2, D3, serotonin 5-HT-2A receptors and alpha2-adrenoceptors. They require further functional testing to characterize their intrinsic activity, and for potential stimulant-antagonist actions, as observed with SKF-83959 and MCL-202.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Aug
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pubmed:issn |
0014-2999
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
8
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pubmed:volume |
474
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
137-40
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:12921854-2,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepine,
pubmed-meshheading:12921854-Animals,
pubmed-meshheading:12921854-Benzazepines,
pubmed-meshheading:12921854-Brain,
pubmed-meshheading:12921854-CHO Cells,
pubmed-meshheading:12921854-Cricetinae,
pubmed-meshheading:12921854-Humans,
pubmed-meshheading:12921854-Male,
pubmed-meshheading:12921854-Protein Binding,
pubmed-meshheading:12921854-Rats,
pubmed-meshheading:12921854-Rats, Sprague-Dawley,
pubmed-meshheading:12921854-Receptors, Dopamine D1,
pubmed-meshheading:12921854-Structure-Activity Relationship
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pubmed:year |
2003
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pubmed:articleTitle |
Receptor affinities of dopamine D1 receptor-selective novel phenylbenzazepines.
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pubmed:affiliation |
Department of Psychiatry and Neuroscience Program, Harvard Medical School, Boston, MA, USA. neumeyer@mclean.harvard.edu
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.,
Research Support, Non-U.S. Gov't
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