Search Results - "Kejnovsky, E"

Analysis of plastid and mitochondrial DNA insertions in the nucleus (NUPTs and NUMTs) of six plant species: size, relative age and chromosomal localization by Michalovova, M, Vyskot, B, Kejnovsky, E

“…We analysed the size, relative age and chromosomal localization of nuclear sequences of plastid and mitochondrial origin (NUPTs-nuclear plastid DNA and…”
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role of repetitive DNA in structure and evolution of sex chromosomes in plants by Kejnovsky, E, Hobza, R, Cermak, T, Kubat, Z, Vyskot, B

“…Eukaryotic genomes contain a large proportion of repetitive DNA sequences, mostly transposable elements (TEs) and tandem repeats. These repetitive sequences…”
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Strong accumulation of chloroplast DNA in the Y chromosomes of Rumex acetosa and Silene latifolia by Steflova, P, Hobza, R, Vyskot, B, Kejnovsky, E

“…Chloroplast DNA (cpDNA) sequences are often found in plant nuclear genomes, but patterns of their chromosomal distribution are not fully understood. The…”
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Silene latifolia: the classical model to study heteromorphic sex chromosomes by Kejnovsky, E, Vyskot, B

“…This review summarizes older as well as recent data about the model dioecious plant Silene latifolia. This plant has been the subject of more than one hundred…”
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The chromosomal distribution of microsatellite repeats in the genome of the wolf fish Hoplias malabaricus, focusing on the sex chromosomes by Cioffi, M B, Kejnovsky, E, Bertollo, L A C

“…Distribution of 12 mono-, di- and tri-nucleotide microsatellites on the chromosomes of 2 karyomorphs with 2 distinct sex chromosome systems (a simple XX/XY -…”
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Comparative chromosomal mapping of microsatellites in Leporinus species (Characiformes, Anostomidae): unequal accumulation on the W chromosomes by Poltronieri, J, Marquioni, V, Bertollo, L A C, Kejnovsky, E, Molina, W F, Liehr, T, Cioffi, M B

“…Approximately 90 species in the genus Leporinus (Characiformes, Anostomidae) are known, and most of them do not present differentiated sex chromosomes…”
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Multicolor FISH mapping of the dioecious model plant, Silene latifolia by Lengerova, M, Kejnovsky, E, Hobza, R, Macas, J, Grant, S.R, Vyskot, B

“…Silene latifolia is a key plant model in the study of sex determination and sex chromosome evolution. Current studies have been based on genetic mapping of the…”
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High intrachromosomal similarity of retrotransposon long terminal repeats: Evidence for homogenization by gene conversion on plant sex chromosomes? by Kejnovsky, Eduard, Hobza, Roman, Kubat, Zdenek, Widmer, Alex, Marais, Gabriel A.B., Vyskot, Boris

“…Retrotransposons are ubiquitous in the plant genomes and are responsible for their plasticity. Recently, we described a novel family of gypsy-like…”
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Heterogeneity of rDNA distribution and genome size in Silene spp by Siroký, J, Lysák, M A, Dolezel, J, Kejnovský, E, Vyskot, B

“…Genus Silene L. (Caryophyllaceae) contains about 700 species divided into 44 sections. According to recent taxonomic classification this genus also includes…”
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Millimolar concentrations of zinc and other metal cations cause sedimentation of DNA by Kejnovsky, Eduard, Kypr, Jaroslav

“…We demonstrate that DNA sediments in the presence of millimolar concentrations of zinc or related metal cations and that EDTA entirely dissolves the sediment…”
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Localization of Male-Specifically Expressed MROS Genes of Silene latifolia by PCR on Flow-Sorted Sex Chromosomes and Autosomes by Kejnovsky, Eduard, Vrana, Jan, Matsunaga, Sachihiro, Soucek, Premysl, Siroky, Jiri, Dolezel, Jaroslav, Vyskot, Boris

“…The dioecious white campion Silene latifolia (syn. Melandrium album) has heteromorphic sex chromosomes, XX in females and XY in males, that are larger than the…”
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DNA extraction by zinc by Kejnovsky, Eduard, Kypr, Jaroslav

“…A fast, very simple and efficient method of DNA extraction is described which takes advantage of DNA sedimentation induced by millimolar concentrations of…”
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Contrasting evolutionary dynamics between angiosperm and mammalian genomes by Kejnovsky, Eduard, Leitch, Ilia J., Leitch, Andrew R.

“…Continuing advances in genomics are revealing substantial differences between genomes of major eukaryotic lineages. Because most data (in terms of depth and…”
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Tris buffer protects DNA backbone against breakage upon irradiation with ultraviolet light by Kejnovský, E, Kypr, J

“…We show that Tris molecules protect DNA against nicking upon irradiation with ultraviolet light. However, the protective effect only concerns DNA backbone but…”
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Quadruplex-forming sequences occupy discrete regions inside plant LTR retrotransposons by Lexa, Matej, Kejnovský, Eduard, Steflová, Pavlína, Konvalinová, Helena, Vorlícková, Michaela, Vyskot, Boris

“…Retrotransposons with long terminal repeats (LTR) form a significant proportion of eukaryotic genomes, especially in plants. They have gag and pol genes and…”
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Evidence for Degeneration of the Y Chromosome in the Dioecious Plant Silene latifolia by Marais, Gabriel A.B., Nicolas, Michael, Bergero, Roberta, Chambrier, Pierre, Kejnovsky, Eduard, Monéger, Françoise, Hobza, Roman, Widmer, Alex, Charlesworth, Deborah

“…The human Y—probably because of its nonrecombining nature—has lost 97% of its genes since X and Y chromosomes started to diverge [1, 2]. There are clear signs…”
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UV light-induced crosslinking of short DNA duplex strands: nucleotide sequence preferences and a prominent role of the duplex ends by Kovanda, J, Kejnovský, E, Arnold, L, Kypr, J

“…By various doses of UV light, we irradiated 32 short DNA duplexes having between 12 and 40 nucleotide residues in length, and monitored the induced crosslinks…”
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Duplicative transfer of a MADS box gene to a plant Y chromosome by Matsunaga, Sachihiro, Isono, Erika, Kejnovsky, Eduard, Vyskot, Boris, Dolezel, Jaroslav, Kawano, Shigeyuki, Charlesworth, Deborah

“…Y chromosomes carry genes with functions in male reproduction and often have few other loci. Their evolution and the causes of genetic degeneration are of…”
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Evidence for Degeneration of the Y Chromosome in the Dioecious Plant Silene latifolia by Marais, Gabriel, Nicolas, M., Bergero, R., Chambrier, P., Kejnovsky, E., Monéger, F., Hobza, R., Widmer, A., Charlesworth, D.

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Factors influencing resistance of UV-irradiated DNA to the restriction endonuclease cleavage by Kejnovský, Eduard, Nejedlý, Karel, Kypr, Jaroslav

“…DNA molecules of pUC19, pBR322 and ΦX174 were irradiated by various doses of UV light and the irradiated molecules were cleaved by about two dozen type II…”
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