Results 261 to 270 of about 93,084 (296)
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| Transposable elements as selfish DNA
1995Abstract Biologists seek functional explanations for the attributes of organisms. Such explanations show the advantage that the attribute gives to the organism. Any attribute, including components of the genome, can potentially be explained in this way. The belief that such functional explanations are appropriate rests on the tenet of
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Population genetics of transposable DNA elements
Genetica, 1992This paper is an attempt to bring together the various, dispersed data published in the literature on insertion polymorphism of transposable elements from various kinds of populations (natural populations, laboratory strains, isofemale and inbred lines).
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Structural and functional liaisons between transposable elements and satellite DNAs
Chromosome Research, 2015Transposable elements (TEs) and satellite DNAs (satDNAs) are typically identified as major repetitive DNA components in eukaryotic genomes. TEs are DNA segments able to move throughout a genome while satDNAs are tandemly repeated sequences organized in long arrays.
Nevenka, Meštrović +5 more
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DNA sequence of a foldback transposable element in Drosophila
Nature, 1982The bizarre structures of the Drosophila foldback (FB) transposable elements are discussed here, and arguments favouring a transposase-mediated mobility are presented. The complete 4,089-base pair nucleotide sequence of transposable element FB4 reveals the full pattern of periodicity within the inverted repeats and the nature of the loop-inverted ...
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DNA methylation of maize transposable elements is correlated with activity
Philosophical Transactions of the Royal Society of London. B, Biological Sciences, 1990Transposition of the maize transposable elements Ac , Spm and Mu is correlated with a lack of methylation. For both Ac (Schwartz & Dennis 1986) and Spm (Fedoroff et al.
E S, Dennis, R I, Brettell
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Analysis of the cis-acting DNA elements required for piggyBac transposable element excision
Molecular and General Genetics MGG, 1997The terminal DNA sequence requirements for piggyBac transposable element excision were explored using a plasmid-based assay in transfected, cultured insect cells. A donor plasmid containing duplicate 3' piggyBac terminal inverted repeats was constructed that allowed individual nucleotides or groups of nucleotides within one of the 3' repeats to be ...
T A, Elick, N, Lobo, M J, Fraser
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Population genetics of transposable DNA elements
1993This paper is an attempt to bring together the various, dispersed data published in the literature on insertion polymorphism of transposable elements from various kinds of populations (natural populations, laboratory strains, isofemale and inbred lines).
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DNA Methylation and Transposable Genetic Elements
1984The process of DNA methylation has excited the imagination of many investigators since Gold etal. (1963 a, b) demonstrated an enzyme which transferred methyl groups from S-adenosylmethionine (SAM) to DNA. The feasibility of this process had been indicated by the discovery that a similar transfer was catalyzed in vitro by soluble enzymes from ...
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Plant transposable elements generate the DNA sequence diversity needed in evolution
The EMBO Journal, 1985Two germinal and 16 somatic reversion events induced by the Enhancer (En) transposable element system at the wx-8::Spm-I8 allele of Zea mays were cloned and studied by sequence analysis. Excision of the Spm-I8 receptor element from the wx gene results in various mutant DNA sequences.
Z, Schwarz-Sommer +4 more
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DNA sequence requirements for hobo transposable element transposition in Drosophila melanogaster
Genetica, 2011We have conducted a structure and functional analysis of the hobo transposable element of Drosophila melanogaster. A minimum of 141 bp of the left (L) end and 65 bp of the right (R) end of the hobo were shown to contain sequences sufficient for transposition.
Yu Jung, Kim +3 more
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