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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1993-6-1
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pubmed:abstractText |
Steady-state mRNA levels of nineteen members of the Lha/b (cab) gene family of Lycopersicon esculentum, encoding nine different types of light-harvesting complex (LHC) polypeptides, were determined by primer extension analysis. Each Lha/b gene is expressed and individual mRNAs accumulate to distinct levels. The relative contribution of each Lha/b mRNA to the total Lha/b mRNA levels is very similar in different green organs (leaves, stems, fruits, sepals) and after light treatment of etiolated seedlings. Detailed analysis of Lha/b mRNA accumulation in leaves under light/dark conditions, continuous darkness and continuous light revealed diurnal and circadian oscillations of Lha/b mRNAs for all genes. Only minor instances of divergence from a general expression pattern are apparent. Together these results indicate a concerted expression of all genes, suggesting that similar or identical molecular mechanisms and signal transduction chain control the expression of all Lha/b genes.
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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 |
Mar
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pubmed:issn |
0026-8925
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
237
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pubmed:geneSymbol |
Lha/b
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
439-48
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:7683370-Base Sequence,
pubmed-meshheading:7683370-Circadian Rhythm,
pubmed-meshheading:7683370-DNA,
pubmed-meshheading:7683370-Genes, Plant,
pubmed-meshheading:7683370-Kinetics,
pubmed-meshheading:7683370-Molecular Sequence Data,
pubmed-meshheading:7683370-Multigene Family,
pubmed-meshheading:7683370-Organ Specificity,
pubmed-meshheading:7683370-Photosynthetic Reaction Center Complex Proteins,
pubmed-meshheading:7683370-RNA,
pubmed-meshheading:7683370-Transcription, Genetic
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pubmed:year |
1993
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pubmed:articleTitle |
Concerted circadian oscillations in transcript levels of nineteen Lha/b (cab) genes in Lycopersicon esculentum (tomato).
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pubmed:affiliation |
Institut für Biochemie der Pflanze, Göttingen, FRG.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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