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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
1985-2-4
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pubmed:abstractText |
Neuronal and astroblast-rich cultures from rat brain degrade exogenously added substance P. The rate of degradation is decreased by diisopropylfluorophosphate, phosphoramidon and bacitracin, but not by N-ethylmaleimide or bestatin. When diisopropylfluorophosphate, phosphoramidon and bacitracin are simultaneously present in the culture medium, the degradation of substance P is completely inhibited. These results indicate that the hydrolysis of substance P by intact cells is catalyzed by the post-proline dipeptidylaminopeptidase (EC 3.4.14.5), the thermolysin-like metallopeptidase ("enkephalinase", EC 3.4.24.11) and a yet uncharacterized bacitracin-sensitive activity. While the thermolysin-like metallopeptidase is mainly associated with glial cells, the specific activity of the other enzymes is five times higher in the neuronal culture.
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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 |
Dec
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pubmed:issn |
0006-291X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
14
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pubmed:volume |
125
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
728-33
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:6083791-Animals,
pubmed-meshheading:6083791-Astrocytes,
pubmed-meshheading:6083791-Brain,
pubmed-meshheading:6083791-Cells, Cultured,
pubmed-meshheading:6083791-Kinetics,
pubmed-meshheading:6083791-Neuroglia,
pubmed-meshheading:6083791-Neurons,
pubmed-meshheading:6083791-Rats,
pubmed-meshheading:6083791-Substance P,
pubmed-meshheading:6083791-Tritium
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pubmed:year |
1984
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pubmed:articleTitle |
Degradation of substance P by neurones and glial cells.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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