Source:http://linkedlifedata.com/resource/pubmed/id/19646882
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
17
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pubmed:dateCreated |
2009-8-21
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pubmed:abstractText |
A novel family of 1,3,5-trisubstituted 1,2,4-triazoles was discovered as potent and selective ligands for the delta opioid receptor by rational design. Compound 5b exhibited low-nanomolar in vitro binding affinity (IC(50)=5.8 nM), excellent selectivity for the delta opioid receptor over the alternative mu and kappa opioid receptors, full agonist efficacy in receptor down-regulation and MAP kinase activation assays, and low-efficacy partial agonist activity in stimulation of GTPgammaS binding. The apparent discrepancy observed in these functional assays may stem from different signaling pathways involved in each case, as found previously for other G-protein coupled receptors. More biological studies are underway to better understand the differential stimulation of signaling pathways by these novel compounds.
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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/Guanosine 5'-O-(3-Thiotriphosphate),
http://linkedlifedata.com/resource/pubmed/chemical/Mitogen-Activated Protein Kinases,
http://linkedlifedata.com/resource/pubmed/chemical/Receptors, Opioid, delta,
http://linkedlifedata.com/resource/pubmed/chemical/Triazoles
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pubmed:status |
MEDLINE
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pubmed:month |
Sep
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pubmed:issn |
1464-3391
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pubmed:author | |
pubmed:issnType |
Electronic
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pubmed:day |
1
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pubmed:volume |
17
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
6442-50
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pubmed:meshHeading |
pubmed-meshheading:19646882-Catalytic Domain,
pubmed-meshheading:19646882-Cell Differentiation,
pubmed-meshheading:19646882-Cell Line,
pubmed-meshheading:19646882-Computer Simulation,
pubmed-meshheading:19646882-Guanosine 5'-O-(3-Thiotriphosphate),
pubmed-meshheading:19646882-Humans,
pubmed-meshheading:19646882-Mitogen-Activated Protein Kinases,
pubmed-meshheading:19646882-Molecular Conformation,
pubmed-meshheading:19646882-Receptors, Opioid, delta,
pubmed-meshheading:19646882-Signal Transduction,
pubmed-meshheading:19646882-Triazoles
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pubmed:year |
2009
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pubmed:articleTitle |
Novel delta opioid receptor agonists exhibit differential stimulation of signaling pathways.
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pubmed:affiliation |
Department of Pharmacology, University of Medicine and Dentistry of New Jersey-Robert Wood Johnson Medical School and the Informatics Institute of UMDNJ, Piscataway, NJ 08854, United States.
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pubmed:publicationType |
Journal Article
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