News tagged with mutant mitochondrial
Large reservoir of mitochondrial DNA mutations identified in humans
Aug 11, 2008 |
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Researchers at the University of Newcastle, England, and the Virginia Bioinformatics Institute at Virginia Tech in the United States have revealed a large reservoir of mitochondrial DNA mutations present in the general population. ...
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Longevity tied to genes that preserve tips of chromosomes
12 hours ago |
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A team led by researchers at Albert Einstein College of Medicine of Yeshiva University has found a clear link between living to 100 and inheriting a hyperactive version of an enzyme that rebuilds telomeres - the tip ends ...
Researchers Study Effect of Cinnamon Compounds on Brain Cells
Nov 10, 2009 |
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(PhysOrg.com) -- Cell-culture studies looking into how compounds in cinnamon extract affect brain cells are being conducted by Agricultural Research Service (ARS) scientists. The researchers have reported ...
Ancient penguin DNA raises doubts about accuracy of genetic dating techniques
Nov 10, 2009 |
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Penguins that died 44,000 years ago in Antarctica have provided extraordinary frozen DNA samples that challenge the accuracy of traditional genetic aging measurements, and suggest those approaches have been ...
The bizarre lives of bone-eating worms
Nov 09, 2009 |
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The females of the recently discovered Osedax marine worms feast on submerged bones via a complex relationship with symbiotic bacteria, and they are turning out to be far more diverse and widespread than scientists expected. ...
Of Mutants and Mechanisms: Researching Growth-Regulation Proteins That Underlie Cancer
Nov 09, 2009 |
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(PhysOrg.com) --A University of Arkansas researcher will study potential cancer-causing mutants of a protein involved in cell growth regulation, thanks to a supplemental grant from the National Institutes ...
Tags reveal white sharks have neighborhoods in the north Pacific
Nov 03, 2009 |
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The white shark may be the ultimate loner of the ocean, cruising thousands of miles in a solitary trek, but a team of researchers has discovered that the sharks have maintained such a consistent pattern of ...
Scientists create fruit fly model to help unravel genetics of human diabetes
Nov 02, 2009 |
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As rates of obesity, diabetes, and related disorders have reached epidemic proportions in the US in recent years, scientists are working from many angles to pinpoint the causes and contributing factors involved ...
Slimming gene regulates body fat
Nov 02, 2009 |
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Scientists at the University of Bonn, Germany, have discovered a previously unknown fruit fly gene that controls the metabolism of fat. Larvae in which this gene is defective lose their entire fat reserves. Therefore the ...
Sight gone, but not necessarily lost? Researchers find life in blood-starved retinas
Oct 30, 2009 |
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Like all tissues in the body, the eye needs a healthy blood supply to function properly. Poorly developed blood vessels can lead to visual impairment or even blindness. While many of the molecules involved in guiding the ...
Researchers show efficacy of gene therapy in mouse models of Huntington's disease
Medicine & Health / Neuroscience
Oct 30, 2009 |
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Researchers at the California Institute of Technology (Caltech) have shown that a highly specific intrabody (an antibody fragment that works against a target inside a cell) is capable of stalling the development of Huntington's ...
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