Abstract
Expression of the esterase S gene of Drosophila virilis was studied in transgenic experiments. Truncated genomic copy of this gene including 400 bp of 5' regulatory region was integrated into the genome of Drosophila melanogaster. The products of the transferred gene were detected. It was found that strict temporal and tissue specificity of the esterase S gene expression is conserved in transformed flies. The results suggest that this specificity is evidently determined by the regulatory region of the esterase S gene and controlled by cis mechanism.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Animals
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Animals, Genetically Modified
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Carboxylesterase
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Carboxylic Ester Hydrolases / analysis
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Carboxylic Ester Hydrolases / biosynthesis*
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Carboxylic Ester Hydrolases / genetics*
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Chromosome Mapping
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DNA Probes
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Drosophila / enzymology*
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Drosophila / genetics
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Drosophila Proteins*
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Drosophila melanogaster
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Gene Expression Regulation, Enzymologic
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Gene Expression*
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Genes, Insect*
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Immunohistochemistry
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In Situ Hybridization
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Regulatory Sequences, Nucleic Acid*
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Restriction Mapping
Substances
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DNA Probes
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Drosophila Proteins
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Carboxylic Ester Hydrolases
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Carboxylesterase
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esterase-S, Drosophila