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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1-2
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pubmed:dateCreated |
1984-2-24
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pubmed:abstractText |
Poly(A)-rich RNA was isolated from the livers of acutely inflamed rats by extraction with guanidinium HCl and oligo(dT)-cellulose chromatography. After translation in a recticulocyte lysate and immunoprecipitation with a specific antiserum to alpha 2-macroglobulin a polypeptide with an apparent molecular weight of 162000 could be detected. The cell-free synthesis of alpha 2-macroglobulin was stimulated 8-fold by the addition of RNase inhibitor. Full-length alpha 2-macroglobulin polypeptide chains appeared after 35 min in the presence of 1.85 mM Mg2+ and 100 mM K+. A nucleotide number of about 5100 was estimated for alpha 2-macroglobulin by means of sucrose gradient centrifugation of poly(A)-rich RNA followed by translation in vitro and immunoprecipitation of alpha 2-macroglobulin. In normal liver alpha 2-macroglobulin mRNA represented about 0.0007% of total translatable RNA. Acute inflammation generated by intramuscular injection of turpentine led to a 66-fold increase in translatable alpha 2-macroglobulin mRNA after 18 h, followed by a rapid decrease. In accordance to the induction of alpha 2-macroglobulin mRNA serum concentrations of alpha 2-macroglobulin increased to about 2 mg/ml. Unlike alpha 2-macroglobulin mRNA serum alpha 2-macroglobulin levels remained unchanged up to 60 h.
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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
|
pubmed:issn |
0014-2956
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
1
|
pubmed:volume |
137
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pubmed:owner |
NLM
|
pubmed:authorsComplete |
Y
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pubmed:pagination |
257-62
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pubmed:dateRevised |
2009-11-19
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pubmed:meshHeading |
pubmed-meshheading:6197304-Animals,
pubmed-meshheading:6197304-Cell-Free System,
pubmed-meshheading:6197304-Chemical Precipitation,
pubmed-meshheading:6197304-Immunochemistry,
pubmed-meshheading:6197304-Inflammation,
pubmed-meshheading:6197304-Liver,
pubmed-meshheading:6197304-Male,
pubmed-meshheading:6197304-Poly A,
pubmed-meshheading:6197304-Protein Biosynthesis,
pubmed-meshheading:6197304-RNA, Messenger,
pubmed-meshheading:6197304-Rats,
pubmed-meshheading:6197304-Rats, Inbred Strains,
pubmed-meshheading:6197304-Turpentine,
pubmed-meshheading:6197304-alpha-Macroglobulins
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pubmed:year |
1983
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pubmed:articleTitle |
Cell-free synthesis of rat alpha 2-macroglobulin and induction of its mRNA during experimental inflammation.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
|