News tagged with fission yeast
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 ...
Clues about controlling cholesterol rise from yeast studies
Biology /
Dec 02, 2008 |
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Having discovered how a lowly, single-celled fungus regulates its version of cholesterol, Johns Hopkins researchers are gaining new insight about the target and action of cholesterol-lowering drugs taken daily by millions ...
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Active mechanism locks in the size of a cell's nucleus
Biology /
Dec 24, 2007 |
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Cells know that size matters, especially when it comes to the nucleus. In the early 1900s, German scientists first proposed that the size of a nucleus is always proportional to the size of its cell. Now, more than a century ...
Yeast mimics severity of mutations leading to fatal childhood illness
Biology /
Dec 22, 2008 |
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Scientists report that human gene mutations expressed in yeast cells can predict the severity of Batten Disease, a fatal nervous system disorder that begins during childhood. The new study published in Disease Models & Me ...
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 ...
New clues about mitochondrial 'growth spurts'
Mar 02, 2009 |
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Mitochondria are restless, continually merging and splitting. But contrary to conventional wisdom, the size of these organelles depends on more than fusion and fission, as Berman et al. show. Mitochondrial ...
Lab identifies elusive telomere RNA subunit in single cell model
Biology /
Dec 27, 2007 |
4.6 / 5 (7) |
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The Stowers Institute’s Baumann Lab has identified the long-sought telomerase RNA gene in a single-cell research model. Their findings have been posted to the Web site of the journal Nature Structural & Molecular Biology and wi ...
An architectural plan of the cell
Biology /
Mar 06, 2007 |
4.6 / 5 (12) |
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Like our body every cell has a skeleton that provides it with a shape, confers rigidity and protects its fragile inner workings. The cytoskeleton is built of long protein filaments that assemble into networks ...
With no plan for DNA replication, cells depend on random selection
Biology /
Feb 06, 2007 |
4.3 / 5 (7) |
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Each time a human cell divides it has to replicate three billion base pairs of DNA. All of the cell’s DNA must be copied once, but not more than once, within a very short period of time. But new research in yeast from Rockefeller ...
Wild about the evolution of domesticated yeast
Biology /
Feb 12, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- It lives all around us and is probably one of the earliest domesticated organisms. Humans have been using it for tens of thousands of years. There is evidence that the Ancient Egyptians used it for baking ...
Jungle yeast
May 21, 2009 |
3 / 5 (1) |
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A new species of yeast has been discovered deep in the Amazon jungle. In a paper published on-line in FEMS Yeast Research, IFR scientists and colleagues from Pontificia Universidad Católica del Ecuado ...
Important Tests for Lunar Habitat Power System Began
Space & Earth / Space Exploration
Feb 20, 2009 |
4.8 / 5 (4) |
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(PhysOrg.com) -- NASA today begins testing elements of a power system that is a potential candidate to provide the energy needed to support a human outpost on the moon.
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