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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
8
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pubmed:dateCreated |
1983-11-23
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pubmed:abstractText |
In vivo binding assay of opioid receptors for naloxone was tested in morphine-dependent mice. The content of naloxone in the brain (whole brain minus cerebellum) and cerebellum was determined as the total binding and non-specific binding, respectively, 20 min after the intravenous injection of [3H]-naloxone. Acute treatment with 8 mg/kg of morphine sulfate markedly enhanced the non-specific binding of naloxone. In contrast, withdrawal for 6 hr after 72 hr of implantation of morphine decreased the non-specific binding of naloxone. The Scatchard analysis of the specific binding revealed two binding sites. The apparent low affinity Kd values of both morphine-tolerant and morphine-withdrawn mice were significantly decreased when compared to their respective controls. The apparent high affinity Kd and the high and low Bmax values were not altered by the morphine dependent-tolerant state.
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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 |
0028-3908
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
22
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
1015-9
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:6312358-Animals,
pubmed-meshheading:6312358-Brain,
pubmed-meshheading:6312358-Drug Tolerance,
pubmed-meshheading:6312358-Humans,
pubmed-meshheading:6312358-Kinetics,
pubmed-meshheading:6312358-Male,
pubmed-meshheading:6312358-Morphine Dependence,
pubmed-meshheading:6312358-Muridae,
pubmed-meshheading:6312358-Naloxone,
pubmed-meshheading:6312358-Receptors, Opioid,
pubmed-meshheading:6312358-Substance Withdrawal Syndrome
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pubmed:year |
1983
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pubmed:articleTitle |
In vivo binding of naloxone to opioid receptors in morphine-dependent mice.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.
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