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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1983-12-17
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pubmed:abstractText |
1. Pancreatic islet homogenates catalyze, in a Ca2+-dependent fashion, the incorporation of [2,5-3H]histamine, [1,4-14C]putrescine, [1,2-3H]agmatine, [14C]methylamine and L-[U-14C]lysine in N,N-dimethylcasein. 2. Using [2,5-3H]histamine as the amine donor, the Km for Ca2+ and histamine amounts to 90 microM and 0.7 mM, respectively. 3. The incorporation of [2,5-3H]histamine into N,N-dimethylcasein is inhibited by monodansylcadaverine, N-p-tosyl glycine, bacitracin and methylamine, the relative extent of inhibition depending on the respective concentrations of Ca2+, inhibitor and amine donor. 4. Bacitracin and methylamine, but not N-p-tosyl glycine, cause a dose-related inhibition of glucose-stimulated insulin release. 5. It is concluded that, in pancreatic islets, the Ca2+-responsive transglutaminase activity plays a critical role in the process of glucose-induced insulin release.
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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/Acyltransferases,
http://linkedlifedata.com/resource/pubmed/chemical/Calcium,
http://linkedlifedata.com/resource/pubmed/chemical/Glucose,
http://linkedlifedata.com/resource/pubmed/chemical/Insulin,
http://linkedlifedata.com/resource/pubmed/chemical/Transglutaminases
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pubmed:status |
MEDLINE
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pubmed:month |
Nov
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pubmed:issn |
0006-3002
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
8
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pubmed:volume |
760
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
384-8
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pubmed:dateRevised |
2011-11-17
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pubmed:meshHeading |
pubmed-meshheading:6138101-Acyltransferases,
pubmed-meshheading:6138101-Animals,
pubmed-meshheading:6138101-Calcium,
pubmed-meshheading:6138101-Glucose,
pubmed-meshheading:6138101-Insulin,
pubmed-meshheading:6138101-Islets of Langerhans,
pubmed-meshheading:6138101-Rats,
pubmed-meshheading:6138101-Transglutaminases
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pubmed:year |
1983
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pubmed:articleTitle |
Transglutaminase activity in pancreatic islets.
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pubmed:publicationType |
Journal Article,
In Vitro,
Research Support, Non-U.S. Gov't
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