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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
4
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pubmed:dateCreated |
1982-1-28
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pubmed:abstractText |
Small doses (3.5 micrograms and 7 micrograms) of colchicine injected intracisternally caused an interruption of transport of secretory material from the supraoptic and paraventricular nuclei of the hypothalamus to the neural lobe of the pituitary gland. Transport was assessed by direct measurement of the incorporation of [35S] cysteine into neurophysins, by radioimmunoassay of accumulated material in discrete areas of the system and by immunocytochemistry. The larger dose (7 micrograms) switched off transport completely during the first 24h but the system began to recover within three to four days. Colchicine had little, if any, effect on synthesis; comparison of the relationships of the apparent amounts of immunoreactive neurophysins and immunoreactive hormones in the arrested product led to the conclusion that processing of the hormone precursors continues within secretory granules which accumulated in the perikarya.
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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:issn |
0302-766X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
220
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
809-27
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:7296656-Animals,
pubmed-meshheading:7296656-Axons,
pubmed-meshheading:7296656-Colchicine,
pubmed-meshheading:7296656-Cytoplasmic Granules,
pubmed-meshheading:7296656-Hypothalamus,
pubmed-meshheading:7296656-Male,
pubmed-meshheading:7296656-Median Eminence,
pubmed-meshheading:7296656-Neurophysins,
pubmed-meshheading:7296656-Oxytocin,
pubmed-meshheading:7296656-Paraventricular Hypothalamic Nucleus,
pubmed-meshheading:7296656-Pituitary Gland, Posterior,
pubmed-meshheading:7296656-Rats,
pubmed-meshheading:7296656-Rats, Inbred Strains,
pubmed-meshheading:7296656-Supraoptic Nucleus,
pubmed-meshheading:7296656-Vasopressins
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pubmed:year |
1981
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pubmed:articleTitle |
Effects of small doses of colchicine on the components of the hypothalamo-neurohypophysial system of the rat.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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