News tagged with chromosome breakage
Chromosome breakpoints contribute to genetic variation
Apr 23, 2009 |
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A new study reveals that - contrary to decades of evolutionary thought - chromosome regions that are prone to breakage when new species are formed are a rich source of genetic variation.
Search results for chromosome breakage
Protein 'chatter' linked to cancer activation
Aug 13, 2007 |
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Scientists have found the existence of cross-talk between human chromosome ends and the protein complexes central to the stability of the entire human genome, a “chat” that contributes to cancer development.
Biologists discover 1 reason why chromosomes break, often leading to cancer
Biology /
Aug 03, 2007 |
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In the past ten years, researchers in genome stability have observed that many kinds of cancer are associated with areas where human chromosomes break. They have hypothesized – but never proven – that slow or altered replication ...
Researcher defines proteins that distinguish chromosome ends from DNA double-strand breaks
May 10, 2007 |
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Peter Baumann, Ph.D., Assistant Investigator, and Nancy Bae, Ph.D., Postdoctoral Research Associate in the Baumann Lab, have published a paper offering insight into the way cells protect chromosome ends from misguided repair.
Are there rearrangement hot spots in the human genome?
Nov 09, 2007 |
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The debate over the validity of genomic rearrangement “hotspots” has its most recent addition in a new theory put forth by researchers at the University of California San Diego. The study, published on November 9 in PLoS Co ...
Scientists demonstrate role of protein in distinguishing chromosome ends from DNA breaks
Sep 17, 2009 |
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The Stowers Institute's Baumann Lab has demonstrated how human cells protect chromosome ends from misguided repairs that can lead to cancer. The work, published in The EMBO Journal, a publication of the European Molecular Biolog ...
Male sex chromosome losing genes by rapid evolution, study reveals
Jul 17, 2009 |
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Scientists have long suspected that the sex chromosome that only males carry is deteriorating and could disappear entirely within a few million years, but until now, no one has understood the evolutionary ...
Sex Talk Revelations of the Lonely Y Chromosome
Sep 09, 2009 |
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(PhysOrg.com) -- In the week that the University of Leicester celebrates the 25th anniversary of the discovery of DNA fingerprinting (Thursday September 10) new findings from the world-renowned University of Leicester Department ...
What makes a cow a cow? Complete bovine genome sequenced
Apr 23, 2009 |
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Researchers report today in the journal Science that they have sequenced the bovine genome, for the first time revealing the genetic features that distinguish cattle from humans and other mammals.
'Achilles' heel' in Y chromosome linked to sex disorders
Sep 03, 2009 |
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The unique mechanism behind the evolutionary survival of the human Y chromosome may also be responsible for a range of sex disorders, from failed sperm production to sex reversal to Turner Syndrome.
Researchers discover mechanism that prevents two species from reproducing
Oct 26, 2009 |
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Cornell researchers have discovered a genetic mechanism in fruit flies that prevents two closely related species from reproducing, a finding that offers clues to how species evolve.
List of search results for chromosome breakage
