News tagged with restrictive mutation
Perhaps a longer lifespan, certainly a longer 'health span'
Organisms from yeast to rodents to humans all benefit from cutting calories. In less complex organisms, restricting calories can double or even triple lifespan. It's not yet clear just how much longer calorie restriction ...
Medicine & Health / Medical research
Apr 15, 2010 |
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Ratchet-like genetic mutations make evolution irreversible
(PhysOrg.com) -- A University of Oregon research team has found that evolution can never go backwards, because the paths to the genes once present in our ancestors are forever blocked. The findings -- the ...
Sep 23, 2009 |
4.1 / 5 (7) |
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Search results for restrictive mutation
Singapore scientists design novel genome sequencing data compression method
Hitachi and Data Storage Institute (DSI), a research institute of the Agency for Science, Technology and Research (A*STAR) are devising a data compression technique to tackle the increasing volume of genome sequencing data ...
May 30, 2012 |
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Single gene mutation can sweep through bacterial population, opening the door for the concept of 'species'
Bacteria are the most populous organisms on the planet. They thrive in almost every known environment, adapting to different habitats by means of genetic variations that provide the capabilities essential ...
Apr 05, 2012 |
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US journal editor backs change to bird flu policy
The editor of the US journal Science said Friday he supports the decision of bird flu experts in Geneva to make public controversial research about a mutant form of the H5N1 virus. ...
Feb 17, 2012 |
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Genetic buzzer-beater genes may save fish
Two distinct populations of rainbow trout -- one in Alaska, the other in Idaho -- share a genetic trait that could have huge implications for fisheries conservation and management, an eight-member research team reports.
Nov 29, 2011 |
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Scientists turn on fountain of youth in yeast
(PhysOrg.com) -- Collaborations between Johns Hopkins and National Taiwan University researchers have successfully manipulated the life span of common, single-celled yeast organisms by figuring out how to remove and restore ...
Nov 22, 2011 |
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Propensity for longer life span inherited non-genetically over generations, study says
We know that our environment -- what we eat, the toxic compounds we are exposed to -- can positively or negatively impact our life span. But could it also affect the longevity of our descendants, who may live under very different ...
Oct 19, 2011 |
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Muscling toward a longer life: Genetic aging pathway identified in flies
Researchers at Emory University School of Medicine have identified a set of genes that act in muscles to modulate aging and resistance to stress in fruit flies.
Oct 17, 2011 |
4.2 / 5 (5) |
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Biomolecular computer can autonomously sense multiple signs of disease
(PhysOrg.com) -- In the future, nano-sized computers implanted in the human body could autonomously scan for disease indicators, diagnose diseases, and control the release of the appropriate drugs. Although ...
Nanotechnology / Bio & Medicine
Jul 06, 2011 |
3.6 / 5 (8) |
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Biologists uncover regulatory mechanism for gene expression in the visual system
Biologists have uncovered a key regulatory mechanism used for gene expression in the visual system. Their findings, which appear in the latest issue of the journal Cell, offer new insights into the complexity behind the ge ...
Jun 09, 2011 |
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The body's power stations can affect aging
Mitochondria are the body's energy producers, the power stations inside our cells. Researchers at the University of Gothenburg, Sweden, have now identified a group of mitochondrial proteins, the absence of ...
May 10, 2011 |
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List of search results for restrictive mutation
