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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1987-12-28
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pubmed:abstractText |
As in many other cell types, autoregulation of tubulin synthesis is evident in the intestinal epithelium of normal (vitamin D-replete) chicks: Suppression of protein (tubulin) synthesis by cycloheximide administration in vivo resulted within 30 min in a two-fold increase in RNA hybridizing with an alpha-tubulin probe. Vitamin D status revealed an additional regulatory component. alpha-Tubulin mRNA was elevated in vitamin D-deficient (-D) chicks and those treated with 1,25(OH)2D3 for 1-10 h prior to sacrifice, but declined precipitously 15-20 h after hormone, and in normal birds. These results suggested hormonally increased tubulin levels which in turn suppressed cellular alpha-tubulin mRNA. Analyses of total tubulin levels by [3H]-colchicine binding revealed low levels of the protein(s) in -D chicks, increased levels at 1-15 h after 1,25(OH)2D3, and maximum binding at 20 h after hormone and in normal birds.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Calcitriol,
http://linkedlifedata.com/resource/pubmed/chemical/Colchicine,
http://linkedlifedata.com/resource/pubmed/chemical/Cycloheximide,
http://linkedlifedata.com/resource/pubmed/chemical/RNA, Messenger,
http://linkedlifedata.com/resource/pubmed/chemical/Tubulin
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pubmed:status |
MEDLINE
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pubmed:month |
Nov
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pubmed:issn |
0006-291X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
13
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pubmed:volume |
148
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
1270-6
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:3689395-Animals,
pubmed-meshheading:3689395-Calcitriol,
pubmed-meshheading:3689395-Colchicine,
pubmed-meshheading:3689395-Cycloheximide,
pubmed-meshheading:3689395-Duodenum,
pubmed-meshheading:3689395-Gene Expression Regulation,
pubmed-meshheading:3689395-Intestinal Mucosa,
pubmed-meshheading:3689395-Microtubules,
pubmed-meshheading:3689395-RNA, Messenger,
pubmed-meshheading:3689395-Time Factors,
pubmed-meshheading:3689395-Tubulin
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pubmed:year |
1987
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pubmed:articleTitle |
1,25-Dihydroxyvitamin D3 regulates tubulin expression in chick intestine.
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pubmed:affiliation |
Division of Biomedical Sciences, University of California, Riverside 92521.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.
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