News tagged with metabolic process
Study dusts sugar coating off little-known regulation in cells
In Alzheimer's disease, brain neurons become clogged with tangled proteins. Scientists suspect these tangles arise partly due to malfunctions in a little-known regulatory system within cells. Now, researchers have dramatically ...
Apr 16, 2012 |
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Cyborg snail produces electricity
(PhysOrg.com) -- First it was grapes, then cockroaches, and now snails have become the latest organism to generate electricity through an implanted biofuel cell. The process works similarly in all three situations: ...
Mar 15, 2012 |
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Warm-blooded dinosaurs worked up a sweat
(PhysOrg.com) -- Were dinosaurs endothermic (warm-blooded) like present-day mammals and birds or ectothermic (cold-blooded) like present-day lizards? The implications of this simple-sounding question go beyond ...
Nov 11, 2009 |
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Jupiter's Moon Europa Has Enough Oxygen For Life
New research suggests that there is plenty of oxygen available in the subsurface ocean of Europa to support oxygen-based metabolic processes for life similar to that on Earth. In fact, there may be enough ...
Space & Earth / Earth Sciences
Oct 16, 2009 |
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Scientists elevate little-studied cellular mechanism to potential drug target
For years, science has generally considered the phosphorylation of proteins -- the insertion of a phosphorous group into a protein that turns it on or off -- as perhaps the factor regulating a range of cellular processes ...
Dec 11, 2011 |
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How old yeast cells send off their daughter cells without the baggage of old age
The accumulation of damaged protein is a hallmark of aging that not even the humble baker's yeast can escape. Yet, aged yeast cells spawn off youthful daughter cells without any of the telltale protein clumps. ...
Nov 23, 2011 |
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New membrane lipid measuring technique may help fight disease
Could controlling cell-membrane fat play a key role in turning off disease?
Oct 09, 2011 |
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For unzipping DNA mysteries -- literally -- physicists discover how a vital enzyme works
With an eye toward understanding DNA replication, Cornell researchers have learned how a helicase enzyme works to actually unzip the two strands of DNA.
Sep 18, 2011 |
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Recycling fat might help worms live longer
Aging is generally accepted as a universal fact of life, but how do humans and other organisms age at the molecular level? At Sanford-Burnham Medical Research Institute (Sanford-Burnham), a team led by Malene ...
Sep 06, 2011 |
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Modeling plant metabolism to optimize oil production
(PhysOrg.com) -- Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have developed a computational model for analyzing the metabolic processes in rapeseed plants -- particularly ...
Jul 26, 2011 |
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How microbes take out the trash
(PhysOrg.com) -- The molecular machinery bacteria use to rid themselves of toxic substances including antimicrobial drugs has been studied in detail by a UA-led team of researchers. A better understanding ...
May 10, 2011 |
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Fruit flies on meth: Study explores whole-body effects of toxic drug
A new study in fruit flies offers a broad view of the potent and sometimes devastating molecular events that occur throughout the body as a result of methamphetamine exposure.
Medicine & Health / Medical research
Apr 20, 2011 |
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Acupuncture changes brain's perception and processing of pain
Using functional magnetic resonance imaging (fMRI), researchers have captured pictures of the brain while patients experienced a pain stimulus with and without acupuncture to determine acupuncture's effect on how the brain ...
Medicine & Health / Neuroscience
Nov 30, 2010 |
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New tool in the fight against tuberculosis
Researchers at the Institute for Genomic Biology at the University of Illinois have developed a way to harness the prodigious quantities of both genomic and metabolic data being generated with high-throughput ...
Oct 07, 2010 |
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Biologists identify a new clue into cellular aging
The ability to combat some age-related diseases, such as cancer and diabetes, may rest with scientists unlocking clues about the molecular and cellular processes governing aging. The underlying theory is that if the healthy ...
Jul 07, 2010 |
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