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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
|
pubmed:dateCreated |
1985-3-22
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pubmed:abstractText |
The ability to synthesize a 68,000- to 70,000-Da protein (hsp) in heat-shocked early Xenopus laevis embryos is dependent on the stage of development. Whereas late blastula and later stage embryos synthesize hsp68-70 after heat shock, cleavage stages are incompetent with respect to hsp synthesis. In vitro translation experiments and RNA blot analyses demonstrate that enhanced synthesis of hsp68-70 is associated with an accumulation of hsp68-70 mRNA. Examination of the effect of heat shock on preexisting actin mRNA reveals that heat shock promotes a reduction in the levels of actin mRNA in cleavage embryos but has no discernible effect on actin mRNA levels in neurula embryos. Finally, the acquisition of the heat-shock response (i.e., synthesis of hsp68-70 and accumulation of hsp70 mRNA) during early Xenopus development is correlated with the acquisition of thermotolerance.
|
pubmed:language |
eng
|
pubmed:journal | |
pubmed:citationSubset |
IM
|
pubmed:chemical | |
pubmed:status |
MEDLINE
|
pubmed:month |
Feb
|
pubmed:issn |
0012-1606
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
107
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pubmed:owner |
NLM
|
pubmed:authorsComplete |
Y
|
pubmed:pagination |
483-9
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pubmed:dateRevised |
2008-11-21
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pubmed:meshHeading |
pubmed-meshheading:3972166-Age Factors,
pubmed-meshheading:3972166-Animals,
pubmed-meshheading:3972166-Gene Expression Regulation,
pubmed-meshheading:3972166-Heat-Shock Proteins,
pubmed-meshheading:3972166-Hot Temperature,
pubmed-meshheading:3972166-RNA, Messenger,
pubmed-meshheading:3972166-Xenopus laevis
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pubmed:year |
1985
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pubmed:articleTitle |
Acquisition of the heat-shock response and thermotolerance during early development of Xenopus laevis.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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