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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1981-12-21
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pubmed:abstractText |
Synthetic arginine-vasopressin (AVP), oxytocin (OXY) and arginine-vasotocin (AVT) were labelled with radioiodine at a moderate specific activity. The purity of the labelled octapeptides was checked by descendent paper chromatography in butanol-acetic acid-water (4 : 1 : 5 v/v) after a double filtration on a Sephadex G-25 column of the labelling mixtures. The rabbit anti-AVP serum bound 125I--AVP, the highest binding belling observed on the descendent eluates from the Sephadex column. The antiserum is specific to AVP, no binding being observed will AVT or oxytocin. The sensitivity of a RIA system using 125I--AVP, commercial anti-AVP serum and polyethyleneglycol separation technique, was of 5 pg/ml in terms of AVP with a biological activity of 385 IU/mg. The validity of the assay was tested on five patients (two with diabetes inspidus (DI) and three with other endocrine diseases) submitted to dehydration of hydration tests.
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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 |
0253-1801
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
19
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
165-72
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:7291946-Arginine Vasopressin,
pubmed-meshheading:7291946-Chromatography, Paper,
pubmed-meshheading:7291946-Humans,
pubmed-meshheading:7291946-Iodine Radioisotopes,
pubmed-meshheading:7291946-Isotope Labeling,
pubmed-meshheading:7291946-Oxytocin,
pubmed-meshheading:7291946-Radioimmunoassay,
pubmed-meshheading:7291946-Vasotocin
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pubmed:articleTitle |
Labelling of octapeptide neurohormones for in vitro studies. Radioimmunologic assay for arginine-vasopressin.
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pubmed:publicationType |
Journal Article
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