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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1-2
|
pubmed:dateCreated |
1988-4-12
|
pubmed:abstractText |
Spinal serotonin1 (5-HT1)(labelled by [3H]5-HT), 5-HT1A (labelled by [3H]8-hydroxy-2-(di-n-propylamino)tetralin ([3H]8-OH-DPAT)), mu- (labelled by [3H]Tyr-D-Ala-Gly-(Me)Phe-Gly-ol ([3H]DAGO) and [3H]naloxone) and delta-opiate (labelled by [3H]Tyr-D-Ser-Gly-Phe-Leu-Thr [( 3H]DSTLE] receptor binding sites were studied in adult rats using quantitative autoradiography after either neonatal treatment with capsaicin or unilateral cervical dorsal rhizotomy. Both treatments produced a significant loss of 5-HT (-20 to -30%) and opiate (-30 to -45%) binding sites within the superficial layers of the dorsal horn, suggesting they are partly located presynaptically on primary afferent fibres. Thus, 5-HT, as well as opiates, might generate analgesia by acting--at least partly--on primary afferent nociceptive fibres at the spinal level.
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pubmed:language |
eng
|
pubmed:journal | |
pubmed:citationSubset |
IM
|
pubmed:chemical | |
pubmed:status |
MEDLINE
|
pubmed:month |
Dec
|
pubmed:issn |
0304-3940
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pubmed:author | |
pubmed:issnType |
Print
|
pubmed:day |
16
|
pubmed:volume |
83
|
pubmed:owner |
NLM
|
pubmed:authorsComplete |
Y
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pubmed:pagination |
71-6
|
pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:3441302-Afferent Pathways,
pubmed-meshheading:3441302-Animals,
pubmed-meshheading:3441302-Autoradiography,
pubmed-meshheading:3441302-Binding Sites,
pubmed-meshheading:3441302-Capsaicin,
pubmed-meshheading:3441302-Male,
pubmed-meshheading:3441302-Nerve Fibers,
pubmed-meshheading:3441302-Rats,
pubmed-meshheading:3441302-Rats, Inbred Strains,
pubmed-meshheading:3441302-Serotonin,
pubmed-meshheading:3441302-Spinal Cord
|
pubmed:year |
1987
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pubmed:articleTitle |
Autoradiographic evidence of serotonin1 binding sites on primary afferent fibres in the dorsal horn of the rat spinal cord.
|
pubmed:affiliation |
Département de Cytologie, C.N.R.S. U.A. 4199, Université Pierre et Marie Curie, Paris, France.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
|