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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1992-3-12
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pubmed:abstractText |
Neurons with contralateral, rostrally and caudally projecting axons were studied in whole mounts of lamprey spinal cord using retrograde labelling techniques with fluorescent dextran-amines, cobalt-lysine or horseradish peroxidase. A previously unknown large population (180-300 cells per hemisegment) of small (less than 25 microns) cells with contralateral projecting axons is described. Their axons extend over less than 5 segments rostrally or caudally. The number of these cells per segment was relatively constant in the rostral half of the spinal cord, but increased significantly in the caudal half. In comparison, medium-sized cells with contralateral axons corresponding to previously identified premotor interneurons were far less numerous (14-21 per hemisegment) and their axons extended more than 5 segments. Contralaterally projecting edge cells (intraspinal stretch receptor neurons) with principal rostral or caudal axons plus short collaterals in the other direction were distributed throughout the length of the spinal cord, whereas large and giant cells with a varied morphology were found in the caudal half.
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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/Dextrans,
http://linkedlifedata.com/resource/pubmed/chemical/Fluoresceins,
http://linkedlifedata.com/resource/pubmed/chemical/Horseradish Peroxidase,
http://linkedlifedata.com/resource/pubmed/chemical/Lysine,
http://linkedlifedata.com/resource/pubmed/chemical/Rhodamines,
http://linkedlifedata.com/resource/pubmed/chemical/cobaltic lysine,
http://linkedlifedata.com/resource/pubmed/chemical/fluorescein-dextran,
http://linkedlifedata.com/resource/pubmed/chemical/rhodamine dextran
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pubmed:status |
MEDLINE
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pubmed:month |
Nov
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pubmed:issn |
0006-8993
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
8
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pubmed:volume |
564
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
143-8
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:1723338-Animals,
pubmed-meshheading:1723338-Axons,
pubmed-meshheading:1723338-Dendrites,
pubmed-meshheading:1723338-Dextrans,
pubmed-meshheading:1723338-Fluoresceins,
pubmed-meshheading:1723338-Histocytochemistry,
pubmed-meshheading:1723338-Horseradish Peroxidase,
pubmed-meshheading:1723338-Interneurons,
pubmed-meshheading:1723338-Lampreys,
pubmed-meshheading:1723338-Lysine,
pubmed-meshheading:1723338-Neurons,
pubmed-meshheading:1723338-Rhodamines,
pubmed-meshheading:1723338-Spinal Cord
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pubmed:year |
1991
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pubmed:articleTitle |
A new population of neurons with crossed axons in the lamprey spinal cord.
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pubmed:affiliation |
Nobel Institute for Neurophysiology, Karolinska Institutet, Stockholm, Sweden.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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