Science news articles about 'jumping gene'

  • Maelstrom quashes jumping genes

    ... at the Carnegie Institution's Department of Embryology, has identified a key protein that suppresses jumping genes in mouse sperm and found that the protein is vital to sperm formation. "There is a ...
  • New data suggest 'jumping genes' play a significant role in gene regulatory networks

    ... suggests that mobile repetitive elements--also known as transposons or "jumping genes"--do indeed affect the evolution of gene regulatory networks. David Haussler, CBSE director and ...
  • Jumping Genes Spark Massive Genome Rearrangement

    ... elements, TEs) are mobile DNA sequences – jumping genes – which encode proteins capable of catalyzing ... rogue didn’t kill its cellular host by jumping smack-dab into the middle of, say, a housekeeping ...
  • Jumping genes discovery 'challenges current assumptions'

    ... Seymour Gray Professor of Molecular Medicine in Genetics at the University of Pennsylvania School of Medicine. Jumping genes – also called transposons – are sequences of DNA that can move or jump to ...
  • 'Jumping gene' diminishes the effect of a new type 2 diabetes risk gene

    ... small fragment of genetic information: a so-called "jumping gene" or "transposon" of viral origin, localized in a non-coding segment of the gene Zfp69, whose effect it diminishes. Without this ...
  • Jumping genes, gene loss and genome dark matter

    ... at the role of these changes in human disease. They also identify 75 'jumping genes' - regions of our genome that can be found in more than one location in some individuals. However, the team cautions ...
  • Mapping a clan of mobile selfish genes

    ... 10,000 Alu elements are still capable of jumping around, with 37,000 having at least a low ... mean that Alu is by far the most abundant class of jumping genes and poses the greatest transposon-mediated ...
  • New gene-silencing pathway found in plants

    ... , the Pol V transcripts enable silencing of adjacent, virus-derived genes such as retrotransposons (jumping genes) that can be detrimental if activated. Pikaard and colleagues were able to confirm ...
  • Researchers solve piece of large-scale gene silencing mystery

    ... noncoding regions of the DNA, and "selfish DNA" such as virus-derived retrotransposons (jumping genes) that can be detrimental if activated. In the lab, Pikaard and his collaborators use RNAi to " ...
  • Silencing of jumping genes in pollen

    ... genomes, since when integrated back into the genome they can affect the function and organisation of other genes. However, transposable elements are mutagens, and, therefore, their activation needs to ...
  • MDC scientists: Optimised tool for gene delivery

    ... Centre for Molecular Medicine (MDC) Berlin-Buch, Germany have succeeded in generating a hyperactive 'jumping gene' (a transposon) and hope to have an improved tool for basic research and gene therapy. ...
  • Potato blight's gene weaponry revealed

    Jumping genes may hold key to defeating mould that caused Irish famine.
  • First analysis of platypus genome may impact disease prevention

    ... is key. We’re learning a lot about mammalian gene regulation and immune systems, which has huge implications for ... mobile DNA elements, often called “jumping genes” or even “junk DNA.” “These mobile ...
  • Ronin an alternate control for embryonic stem cells

    ... more closely resemble embryonic stem cells? What is the significance of the portion of Ronin that resembles a "jumping gene" or transponson called P element transposase, usually found in the genomes ...
  • Plants display 'molecular amnesia'

    ... all of the others, because it is nearly always epigenetically inactivated. These are the genes carried by transposons, or "jumping genes." Transposons are mutagens, genes that can modify their host ...

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