pubmed-article:12069908 | rdf:type | pubmed:Citation | lld:pubmed |
pubmed-article:12069908 | lifeskim:mentions | umls-concept:C0026809 | lld:lifeskim |
pubmed-article:12069908 | lifeskim:mentions | umls-concept:C0025921 | lld:lifeskim |
pubmed-article:12069908 | lifeskim:mentions | umls-concept:C1510707 | lld:lifeskim |
pubmed-article:12069908 | lifeskim:mentions | umls-concept:C0009647 | lld:lifeskim |
pubmed-article:12069908 | lifeskim:mentions | umls-concept:C0441655 | lld:lifeskim |
pubmed-article:12069908 | lifeskim:mentions | umls-concept:C0920397 | lld:lifeskim |
pubmed-article:12069908 | lifeskim:mentions | umls-concept:C0348016 | lld:lifeskim |
pubmed-article:12069908 | pubmed:issue | 7 | lld:pubmed |
pubmed-article:12069908 | pubmed:dateCreated | 2002-6-18 | lld:pubmed |
pubmed-article:12069908 | pubmed:abstractText | The stimulant properties of cocaine have been extensively investigated in the mouse using either intraperitoneal (i.p.) or subcutaneous (s.c.) administration of drug. However, cocaine use in humans often involves intravenous (i.v.) administration of drug. The purpose of this study was to develop a methodology for studying i.v. cocaine-induced activity in the mouse, which allows within-session determination of the dose-response function, and assessment of the development of behavioral sensitization and conditioned activity. The stimulant effects of i.v. cocaine (3-25 mg/kg) were investigated in C57BL/6J and A/J mice both acutely and following repeated treatments (four treatments at 48 hour intervals), in addition to the conditioned activating properties of the cocaine-paired context. Cocaine produced a dose-dependent increase in measures of motor activity in both strains of mice. Repeated cocaine treatments resulted in the development of behavioral sensitization to the stimulant properties of the drug at all doses tested, and exposure to the cocaine-paired context in the absence of drug revealed the development of conditioned activity. While both C57BL/6J and A/J strains displayed these phenomena, differences were observed between ambulation and total beam breaks, highlighting differences between multiple behavioral end-points. Both strains of mice displayed conditioned activity of a higher magnitude than their response to novelty, in addition to a positive relationship between the number of drug-environment pairings and the magnitude of the conditioned response. In summary, these data extend to the i.v. route of administration previous observations on cocaine-induced activity and conditioned activity. | lld:pubmed |
pubmed-article:12069908 | pubmed:language | eng | lld:pubmed |
pubmed-article:12069908 | pubmed:journal | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:12069908 | pubmed:citationSubset | IM | lld:pubmed |
pubmed-article:12069908 | pubmed:chemical | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:12069908 | pubmed:status | MEDLINE | lld:pubmed |
pubmed-article:12069908 | pubmed:month | Jun | lld:pubmed |
pubmed-article:12069908 | pubmed:issn | 0028-3908 | lld:pubmed |
pubmed-article:12069908 | pubmed:author | pubmed-author:RochaBeatriz... | lld:pubmed |
pubmed-article:12069908 | pubmed:author | pubmed-author:KatzJonathan... | lld:pubmed |
pubmed-article:12069908 | pubmed:author | pubmed-author:MeadAndy NAN | lld:pubmed |
pubmed-article:12069908 | pubmed:issnType | Print | lld:pubmed |
pubmed-article:12069908 | pubmed:volume | 42 | lld:pubmed |
pubmed-article:12069908 | pubmed:owner | NLM | lld:pubmed |
pubmed-article:12069908 | pubmed:authorsComplete | Y | lld:pubmed |
pubmed-article:12069908 | pubmed:pagination | 976-86 | lld:pubmed |
pubmed-article:12069908 | pubmed:dateRevised | 2006-11-15 | lld:pubmed |
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pubmed-article:12069908 | pubmed:year | 2002 | lld:pubmed |
pubmed-article:12069908 | pubmed:articleTitle | Intravenous cocaine-induced activity in A/J and C57BL/6J mice: behavioral sensitization and conditioned activity. | lld:pubmed |
pubmed-article:12069908 | pubmed:affiliation | Behavioral Neuroscience Branch, National Institute of Drug Abuse - Intramural Research Program, Baltimore, MD 21222, USA. | lld:pubmed |
pubmed-article:12069908 | pubmed:publicationType | Journal Article | lld:pubmed |
pubmed-article:12069908 | pubmed:publicationType | Comparative Study | lld:pubmed |
pubmed-article:12069908 | pubmed:publicationType | Research Support, U.S. Gov't, P.H.S. | lld:pubmed |