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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2-3
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pubmed:dateCreated |
1993-7-13
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pubmed:abstractText |
The effects of desipramine on sensory-evoked (sciatic nerve stimulation) activation of locus coeruleus neurones were investigated in vivo by using treated carbon-fibre electrodes in conjunction with either differential normal pulse voltammetry or differential pulse amperometry. Firstly, the amplitude of the sensory-evoked increase in extracellular noradrenaline, monitored in thalamic locus coeruleus terminals, was not modified by desipramine (10 mg/kg), whereas that evoked by direct activation of locus coeruleus neurones was greatly increased: +143% for dorsal noradrenergic bundle stimulation and +761% for glutamate ejection in the locus coeruleus. Secondly, desipramine administered at the same dose significantly reduced (-48%) the activation of locus coeruleus neurones (monitored at the somato-dendritic level) evoked by prolonged sciatic nerve stimulation. Our results indicate that acute treatment with desipramine does not potentiate overall noradrenergic transmission by locus coeruleus neurones during sensory stimulation.
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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/3,4-Dihydroxyphenylacetic Acid,
http://linkedlifedata.com/resource/pubmed/chemical/Desipramine,
http://linkedlifedata.com/resource/pubmed/chemical/Glutamates,
http://linkedlifedata.com/resource/pubmed/chemical/Glutamic Acid,
http://linkedlifedata.com/resource/pubmed/chemical/Norepinephrine
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pubmed:status |
MEDLINE
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pubmed:month |
Apr
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pubmed:issn |
0014-2999
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
28
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pubmed:volume |
235
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
205-10
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:8099552-3,4-Dihydroxyphenylacetic Acid,
pubmed-meshheading:8099552-Animals,
pubmed-meshheading:8099552-Desipramine,
pubmed-meshheading:8099552-Electric Stimulation,
pubmed-meshheading:8099552-Electrodes,
pubmed-meshheading:8099552-Glutamates,
pubmed-meshheading:8099552-Glutamic Acid,
pubmed-meshheading:8099552-Locus Coeruleus,
pubmed-meshheading:8099552-Male,
pubmed-meshheading:8099552-Norepinephrine,
pubmed-meshheading:8099552-Rats,
pubmed-meshheading:8099552-Rats, Sprague-Dawley,
pubmed-meshheading:8099552-Sciatic Nerve,
pubmed-meshheading:8099552-Thalamic Nuclei
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pubmed:year |
1993
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pubmed:articleTitle |
Differential effects of desipramine on direct- and sensory-evoked noradrenaline release in thalamic locus coeruleus terminals.
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pubmed:affiliation |
INSERM U 171, Centre Hospitalier Lyon-Sud, Pierre Bénite, France.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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