News tagged with yeast chromosomes
Cohesin jigsaw begins to fit
May 19, 2009 |
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The essential chromosomal protein complex cohesin has crucial roles in sister chromatid cohesion, DNA repair and transcriptional regulation. Despite its conserved function, cohesin's disparate association patterns in different ...
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Yeast missing sex genes undergo unexpected sexual reproduction
May 24, 2009 |
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An emerging form of the pathogenic yeast Candida is able to complete a full sexual cycle in a test tube, even though it's missing the genes for reproduction. And it may also do so while infecting us, according to Duke Univer ...
Scientists show how DNA repairs may reshape the genome
Biology /
Aug 13, 2008 |
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Researchers at Duke University Medical Center and at the National Institute of Environmental Health Sciences (NIEHS) have shown how broken sections of chromosomes can recombine to change genomes and spawn new species.
Taking the stress off yeast produces better wine
Sep 09, 2009 |
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Turning grape juice into wine is a stressful business for yeasts. Dr Agustin Aranda from the University of Valencia, Spain has identified the genes in yeast that enable it to respond to stress and is investigating ways to ...
Hotspots found for chromosome gene swapping
Nov 29, 2007 |
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Crossovers and double-strand DNA breaks do not occur randomly on yeast chromosomes during meiosis, but are greatly influenced by the proximity of the chromosome’s telomere, according to research in the laboratory of Whitehead ...
Genome sequence published for important biofuels yeast
Oct 06, 2009 |
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(PhysOrg.com) -- A strain of yeast that thrives on turning sugar cane into ethanol for biofuel has had its genome completely sequenced by researchers at Duke University Medical Center.
Unknotting DNA clue to cancer syndrome
Aug 03, 2007 |
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A new UC Davis study that explains the actions of a gene mutation that causes early onset cancer provides a fundamental insight into the mechanism of DNA-break repair.
Biologists discover link between CGG repeats in DNA and neurological disorders
Biology /
Jan 11, 2009 |
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Researchers have long known that some repetitive DNA sequences can make human chromosomes "fragile," i.e. appearing constricted or even broken during cell divisions. Scientists at Tufts University have found that one such ...
How a Cell's Mitotic Motors Direct Key Life Processes
Biology /
Feb 02, 2009 |
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University of Massachusetts Amherst biologists have discovered a secret of how cells organize chromosomes to prepare for dividing. Their unexpected finding is reported in this week’s issue of the journal, Current Biology.
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 ...
Protein role in meiosis re-evaluated by researchers
Biology /
Apr 17, 2008 |
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Proteins that control cell division play a far more nuanced role than researchers previously thought in the process that gives rise to reproductive cells, according to new findings by MIT biologists.
List of search results for yeast chromosomes
