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PET scans help identify mechanism underlying seasonal mood changes
Sep 02, 2008 |
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Brain scans taken at different times of year suggest that the actions of the serotonin transporter—involved in regulating the mood-altering neurotransmitter serotonin—vary by season, according to a report in the September ...
Gene regulation in humans is closer than expected to simple organisms
Aug 29, 2007 |
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Using a novel method developed to identify reliably functional binding motifs, researchers from the Weizmann Institute of Science in Israel have performed a genome-wide study of functional human transcription factor binding ...
Measuring the unseeable: Researchers probe proteins' 'dark energy'
Biology /
Jul 19, 2007 |
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Researchers at the University of Pennsylvania School of Medicine are the first to observe and measure the internal motion inside proteins, or its “dark energy.” This research, appearing in the current issue ...
Plugging in Molecular Wires
Feb 11, 2009 |
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(PhysOrg.com) -- Plants, algae, and cyanobacteria (blue-green algae) are masters of everything to do with solar energy because they are able to almost completely transform captured sunlight into chemical energy. This is in ...
Scientists discover giant Rydberg atom molecules
Jun 24, 2009 |
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A group of University of Oklahoma researchers led by Dr. James P. Shaffer, Homer L. Dodge Department of Physics and Astronomy, have discovered giant Rydberg molecules with a bond as large as a red blood cell. Determining ...
Fluctuations in serotonin transport may explain winter blues
Sep 08, 2008 |
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Why do many Canadians get the winter blues? In the first study of its kind in the living human brain, Dr. Jeffrey Meyer and colleagues at the Centre for Addiction and Mental Health (CAMH) have discovered greater levels of ...
Scrubbing sulfur: New process removes sulfur components, CO2 from power plant emissions (w/ Video)
Aug 18, 2009 |
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The Department of Energy's Pacific Northwest National Laboratory has developed a reusable organic liquid that can pull harmful gases such as carbon dioxide or sulfur dioxide out of industrial emissions from ...
Scientists 'watch' as individual alpha-synuclein proteins change shape
Mar 16, 2009 |
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In an Early Edition publication of The Proceedings of the National Academy of Sciences (PNAS) this week, the researchers demonstrate the "alpha-synuclein dance" - the switching back and forth of the protein between a ben ...
Global emissions to leap 39 percent by 2030: US
May 27, 2009 |
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Global carbon dioxide emissions are set to rise 39 percent by 2030 as energy consumption surges in the developing world, notably in Asian giants China and India, the United States warned on Wednesday.
Scientists reveal effects of quantum 'traffic jam' in high-temperature superconductors
Aug 27, 2008 |
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(PhysOrg.com) -- Scientists at the U.S. Department of Energy's Brookhaven National Laboratory, in collaboration with colleagues at Cornell University, Tokyo University, the University of California, Berkeley, ...
Researchers are first to simulate the binding of molecules to a protein
Biology /
Jun 30, 2008 |
4.4 / 5 (17) |
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You may not know what it is, but you burn more than your body weight of it every day. Adenosine triphosphate (ATP), a tiny molecule that packs a powerful punch, is the primary energy source for most of your ...
Engineering Carbon for Impressive Hydrogen Storage
Nanotechnology / Nanomaterials
May 22, 2009 |
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(PhysOrg.com) -- University of Missouri researchers recently showed how carbon nanostructures can be engineered to become excellent media for hydrogen storage, work that may be important for the advancement of hydrogen-energy ...
Luminescence shines new light on proteins
Nov 11, 2008 |
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A chance discovery by a team of scientists using optical probes means that changes in cells in the human body could now be seen in a completely different light.
When off-target is right on
Biology /
Jul 26, 2007 |
5 / 5 (3) |
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Weizmann Institute scientists have developed a model showing that even though it appears counterintuitive, the observation that some molecular keys are not always an exact fit for their molecular locks actually helps them ...
Scientists unwrap the elements of life
Oct 22, 2008 |
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Researchers at Newcastle University have taken a step forward in our understanding of how the fundamental building blocks of life are put together.
