Parental origin of de novo cytogenetically balanced reciprocal non-Robertsonian translocations.

abstract：:Gross chromosomal rearrangements and aneuploidy are among the most common somatic genomic abnormalities that occur during cancer initiation and progression, in particular in human solid tumor carcinogenesis. The loss of large chromosomal regions as consequence of gross rearrangements (e.g. deletions, monosomies, unbal...

journal_title：Cytogenetic and genome research

authors： Ludes-Meyers JH,Bednarek AK,Popescu NC,Bedford M,Aldaz CM

更新日期：2003-01-01 00:00:00

abstract：:Uniparental chromosome elimination occurs in several interspecific hybrids of plants. We studied the mechanism underlying selective elimination of the paternal chromosomes during the development of Hordeum vulgare x H. bulbosum hybrid embryos that is restricted to an early stage of development. In almost all embryos m...

journal_title：Cytogenetic and genome research

authors： Gernand D,Rutten T,Pickering R,Houben A

更新日期：2006-01-01 00:00:00

abstract：:It is widely accepted that the H2AX histone in its phosphorylated form (gamma-H2AX) is related to the repair of DNA double-strand breaks (DSBs). In several organisms, gamma-H2AX presence has been demonstrated in meiotic processes such as recombination and sex chromosome inactivation during prophase I (from leptotene t...

journal_title：Cytogenetic and genome research

authors： Cabrero J,Teruel M,Carmona FD,Camacho JP

更新日期：2007-01-01 00:00:00

abstract：:Retroelements (REs) actively reshape genomes through genomic rearrangements, creation of new genes and modulation of the regulatory machinery of existing genes, thus introducing genomic novelties which potentially may be subject to natural selection. Thousands of RE integrations, presumably distinguishing the human an...

journal_title：Cytogenetic and genome research

authors： Buzdin A,Vinogradova T,Lebedev Y,Sverdlov E

更新日期：2005-01-01 00:00:00

abstract：:Nicotiana rustica (2n = 4x = 48) is a natural allotetraploid composed of P and U genomes which are closely related to genomes of diploid species N. paniculata and N. undulata. Genomic in situ hybridization (GISH) also confirms that the diploid parents, or close relatives, are the ancestors of N. rustica. In order to s...

journal_title：Cytogenetic and genome research

authors： Lim KY,Matyasek R,Kovarik A,Fulnecek J,Leitch AR

更新日期：2005-01-01 00:00:00

abstract：:18p deletion syndrome is a rare chromosomal disease caused by deletion of the short arm of chromosome 18. By using cytogenetic and SNP array analysis, we identified a girl with 18p deletion syndrome exhibiting craniofacial anomalies, intellectual disability, and short stature. G-banding analysis of metaphase cells rev...

journal_title：Cytogenetic and genome research

authors： Sun H,Wan N,Wang X,Chang L,Cheng D

更新日期：2018-01-01 00:00:00

abstract：:Among various causes responsible for infertility, it has been admitted for a long time that male infertility can be due to impaired spermatogenesis and/or balanced structural chromosomal abnormalities. Sperm DNA fragmentation is also considered as another cause of infertility. Most of the studies on male infertility h...

journal_title：Cytogenetic and genome research

authors： Perrin A,Basinko A,Douet-Guilbert N,Gueganic N,Le Bris MJ,Amice V,De Braekeleer M,Morel F

更新日期：2011-01-01 00:00:00

abstract：:2q33 deletions are considered to constitute a distinct clinical entity (Glass syndrome or 2q33 microdeletion syndrome) with a characteristic phenotype. Most patients have moderate to severe developmental delay, speech delay, a particular behavioural phenotype, feeding problems, growth restriction, a typical facial app...

journal_title：Cytogenetic and genome research

authors： Ronzoni L,Novelli A,Brisighelli G,Peron A,Triulzi F,Bianchi V,Leva E,Bedeschi MF

更新日期：2016-01-01 00:00:00

abstract：:It is widely accepted that unrepaired or misrepaired DNA double strand breaks (DSBs) lead to the formation of chromosome aberrations. DSBs induced in the DNA of higher eukaryotes by endogenous processes or exogenous agents can in principle be repaired either by non-homologous endjoining (NHEJ), or homology directed re...

journal_title：Cytogenetic and genome research

authors： Iliakis G,Wang H,Perrault AR,Boecker W,Rosidi B,Windhofer F,Wu W,Guan J,Terzoudi G,Pantelias G

更新日期：2004-01-01 00:00:00

abstract：:Plant meiosis studies have enjoyed a fantastic boom in recent years with the use of Arabidopsis thaliana as a model not only for molecular genetics and genomics but also for cytogenetics. In this article we describe a new protocol for immunolabelling meiotic proteins that allows the detection of a large range of prote...

journal_title：Cytogenetic and genome research

authors： Chelysheva L,Grandont L,Vrielynck N,le Guin S,Mercier R,Grelon M

更新日期：2010-07-01 00:00:00

abstract：:A derivative X chromosome formed by translocation involving an X chromosome and a chromosome 18 in a Klinefelter syndrome (KS) patient with a 47,XXY karyotype has not been reported before. In this study, we present the clinical and molecular cytogenetic characteristics. The patient presented with small testes and azoo...

journal_title：Cytogenetic and genome research

authors： Liang J,Zhang Y,Wang R,Liang Z,Yue J,Liu R

更新日期：2015-01-01 00:00:00

abstract：:Different genomic resources in chicken were integrated through the Wageningen chicken BAC library. First, a BAC anchor map was created by screening this library with two sets of markers: microsatellite markers from the consensus linkage map and markers created from BAC end sequencing in chromosome walking experiments....

journal_title：Cytogenetic and genome research

authors： Aerts J,Crooijmans R,Cornelissen S,Hemmatian K,Veenendaal T,Jaadar A,van der Poel J,Fillon V,Vignal A,Groenen M

更新日期：2003-01-01 00:00:00

abstract：:The Ph1 locus in hexaploid wheat (Triticum aestivum L.) enforces diploid-like behavior in the first metaphase of meiosis. To test the hypothesis that this chromosome pairing control is exercised by affecting the degree of chromatin condensation, the dispersion of rye chromatin in interphase nuclei in somatic tissues o...

journal_title：Cytogenetic and genome research

authors： Kopecky D,Allen DC,Duchoslav M,Dolezel J,Lukaszewski AJ

更新日期：2007-01-01 00:00:00

abstract：:Three activities hallmark meiotic cell division: homologous chromosome pairing, synapsis, and recombination. Recombination and synapsis are well-studied but homologous pairing still holds many black boxes. In the past several years, many studies in plants have yielded insights into the mechanisms of chromosome pairing...

journal_title：Cytogenetic and genome research

authors： Bozza CG,Pawlowski WP

更新日期：2008-01-01 00:00:00

abstract：:The detection of quantitative changes in genomic DNA, i.e. deletions and duplications or Copy Number Variants (CNVs), has recently gained considerable interest. First, detailed analysis of the human genome showed a surprising amount of CNVs, involving thousands of genes. Second, it was realised that the detection of C...

journal_title：Cytogenetic and genome research

authors： Aten E,White SJ,Kalf ME,Vossen RH,Thygesen HH,Ruivenkamp CA,Kriek M,Breuning MH,den Dunnen JT

更新日期：2008-01-01 00:00:00

abstract：:We have tested the influence of recombinantly-elongated chromosome arms on nuclear divisions in barley and confirmed a rule according to which half the length of the average spindle axis defines the upper tolerance limit for chromosome arm length. A slightly longer chromosome arm caused incomplete separation of sister...

journal_title：Cytogenetic and genome research

authors： Hudakova S,Künzel G,Endo TR,Schubert I

更新日期：2002-01-01 00:00:00

abstract：:Here, a new satellite-DNA family is isolated and characterized from wedge sole, Dicologoglossa cuneata Moreau, 1881 (Pleuronectiformes), a fish having a small genome. This satellite-DNA family of sequences was isolated by conventional cloning after digestion of genomic DNA with the DraI restriction enzyme. Repeat unit...

journal_title：Cytogenetic and genome research

authors： de la Herrán R,Robles F,Navas JI,López-Flores I,Herrera M,Hachero I,Garrido-Ramos MA,Ruiz Rejón C,Ruiz Rejón M

更新日期：2008-01-01 00:00:00

abstract：:Twelve weeks after repeated spontaneous mating between a Bentheimer Landschaf ram and a West African dwarf doe was observed, the doe aborted a dead fetus. The aim of this study was to verify the parentage and the species of the supposed parents and the hybrid status of the fetus, using cytogenetic and molecular geneti...

journal_title：Cytogenetic and genome research

authors： Lühken G,Wagner HW,Seichter D,Hecht W,Erhardt G

更新日期：2009-01-01 00:00:00

abstract：:Recently, the reticulated giraffe (G. reticulata) was identified as a distinct species, which emphasized the need for intensive research in this interesting animal. To shed light on the meiotic process as a source of biodiversity, we analysed the frequency and distribution of meiotic recombination in 2 reticulated gir...

journal_title：Cytogenetic and genome research

authors： Vozdova M,Fröhlich J,Kubickova S,Sebestova H,Rubes J

更新日期：2017-01-01 00:00:00

abstract：:Chromatin diminution (CD) is a phenomenon of programmed DNA elimination which takes place in early embryogenesis in some eukaryotes. The mechanism and biological role of CD remain largely unknown. During CD in the freshwater copepod Cyclops kolensis, the genome of cells of the somatic lineage is reorganized and reduce...

journal_title：Cytogenetic and genome research

authors： Grishanin AK,Zagoskin MV

更新日期：2018-01-01 00:00:00

abstract：:Spectral karyotyping (SKY) was used to assess the chromosomal constitution of embryos generated by nuclear transfer (NT) of neuronal nuclei (N-NT) or cumulus cell nuclei (C-NT) into oocytes and of their embryonic stem cell derivatives (ntES cells). We detected chromosomal changes during the first mitotic cleavage and ...

journal_title：Cytogenetic and genome research

authors： Osada T,Kakazu N,Watanabe M,Yamane H,Yagi T

更新日期：2009-01-01 00:00:00

abstract：:The aim of this review is to describe the level of intimacy between Ty retrotransposons (Ty1-Ty5) and their host the yeast Saccharomyces cerevisiae. The effects of Ty location in the genome and of host proteins on the expression and mobility of Ty elements are highlighted. After a brief overview of Ty diversity and ev...

journal_title：Cytogenetic and genome research

authors： Lesage P,Todeschini AL

更新日期：2005-01-01 00:00:00

abstract：:Transposable elements are disproportionately abundant in the heterochromatin of Drosophila melanogaster. Among the forces contributing to this bias in genomic distribution, fixation due to positive selection has been put forward. We have studied I-related elements which are located in pericentromeric heterochromatin a...

journal_title：Cytogenetic and genome research

authors： Junakovic N,Fortunati D,Soriano S

更新日期：2005-01-01 00:00:00

abstract：:Proximal 6q deletions have a milder phenotype than middle and distal 6q deletions. We describe 2 patients with non-overlapping deletions of about 15 and 19 Mb, respectively, which subdivide the proximal 6q region into 2 parts. The aberrations were identified using karyotyping and analysed using mBAND and array CGH. Th...

journal_title：Cytogenetic and genome research

authors： Vlckova M,Trkova M,Zemanova Z,Hancarova M,Novotna D,Raskova D,Puchmajerova A,Drabova J,Zmitkova Z,Tan Y,Sedlacek Z

更新日期：2012-01-01 00:00:00

abstract：:As chromatin structures, telomeres undergo epigenetic regulation of their maintenance and function. In plants, these processes are likely of a higher complexity than in animals or yeasts, as exemplified by methylation of cytosines in plant telomeric DNA or reversible developmental regulation of plant telomerase. We hi...

journal_title：Cytogenetic and genome research

authors： Fojtová M,Fajkus J

更新日期：2014-01-01 00:00:00

abstract：:Acrylamide (AA) is an important industrial chemical used mainly in the production of polymers. It can be absorbed through the skin. AA was shown to be a germ cell clastogen that entails a genetic risk for exposed workers. The genetic risk calculation was based on mouse heritable translocation test data obtained after ...

journal_title：Cytogenetic and genome research

authors： Adler ID,Gonda H,Hrabé de Angelis M,Jentsch I,Otten IS,Speicher MR

更新日期：2004-01-01 00:00:00

abstract：:Chromosomal mutagen sensitivity is a common feature of cells from patients with different kinds of cancer. A portion of breast cancer patients also shows an elevated sensitivity to the induction of chromosome damage in cells exposed to ionizing radiation or chemical mutagens. Segregation analysis in families of patien...

journal_title：Cytogenetic and genome research

authors： Speit G,Trenz K

更新日期：2004-01-01 00:00:00

abstract：:In recent years increasing attention has been paid to the cytogenetic control of Italian Mediterranean river buffalo (BBU) bulls authorized as sires which are registered in the stud book. Chromosome abnormalities described in this species are mainly numerical and affecting sex chromosomes. During routine cytogenetic a...

journal_title：Cytogenetic and genome research

authors： Albarella S,Ciotola F,Coletta A,Genualdo V,Iannuzzi L,Peretti V

更新日期：2013-01-01 00:00:00

abstract：:New data are presented on the sex chromosomes of the fish species Eigenmannia virescens (Gymnotiformes, Sternopygidae). A new finding, involving the occurrence of ZZ/ZW sex chromosomes, is described in specimens sampled from the São Francisco and Amazon river basins in Brazil. All individuals had a chromosome number o...

journal_title：Cytogenetic and genome research

authors： de Almeida-Toledo LF,Daniel-Silva MF,Moysés CB,Fonteles SB,Lopes CE,Akama A,Foresti F

更新日期：2002-01-01 00:00:00

abstract：:A comparative cytogenetic analysis was carried out on four Hylinae tree frogs from Brazil ((Aparasphenodon brunoi, Corythomantis greeningi, Osteocephalus langsdorffii, and Scinax fuscovarius) using Giemsa staining, BrdU replication banding, Ag-NOR staining, C-banding, DAPI and CMA(3) fluorochrome staining, and fluores...

journal_title：Cytogenetic and genome research

authors： Kasahara S,Zampieri Silva AP,Gruber SL,Haddad CF

更新日期：2003-01-01 00:00:00