Power behind primordial soup discovered
(Phys.org) —Researchers at the University of Leeds may have solved a key puzzle about how objects from space could have kindled life on Earth.
Apr 04, 2013
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Apr 04, 2013
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Accelerating cellular assembly lines
The immune system generates antibodies to mark threats that need to be eliminated, and these protein complexes bind their targets with remarkable strength and selectivity. Scientists have learned how to generate ...
Jan 02, 2013
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Scientists identify calcium 'accelerator' to keep cell power supply going
A team of scientists from Temple University School of Medicine and the University of Pennsylvania has moved another step closer to solving a decades-long mystery of how the all-important flow of calcium into ...
Nov 25, 2012
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Researchers create gel that displays spontaneous motion (w/ Video)
(Phys.org)—Physics researchers working at Brandeis University have created a gel that is capable of spontaneous movement. In their paper published in the journal Nature, the team describes how they create ...
Nov 12, 2012
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Scientists solve structure of important protein in energy storage of cells
(Phys.org) -- Scientists at Trinity College Dublin, using a highly specialised crystallography technique have solved a large protein structure that will increase our understanding of energy generation and storage in cells. ...
Jul 18, 2012
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New energy source for future medical implants: sugar
MIT engineers have developed a fuel cell that runs on the same sugar that powers human cells: glucose. This glucose fuel cell could be used to drive highly efficient brain implants of the future, which ...
Jun 13, 2012
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Pivotal role for proteins -- from helping turn carbs into energy to causing devastating disease
Research into how carbohydrates are converted into energy has led to a surprising discovery with implications for the treatment of a perplexing and potentially fatal neuromuscular disorder and possibly even cancer and heart ...
May 24, 2012
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Proteins found to spontaneously form whorls and lattices
(PhysOrg.com) -- Building on the work of a previous team that found filaments made from actin, when combined with so called motor proteins, moved themselves into distinct patterns, a new team in Japan has ...
Mar 28, 2012
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Another piece of the ion pump puzzle
From bacteria to humans, all cells use molecules of adenosine triphosphate (ATP) as fuel to power a broad range of biochemical reactions. For example, massive multi-subunit enzymes known as V-ATPases convert ...
Mar 16, 2012
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Moonlighting enzyme works double shift 24/7
A team of researchers led by Michigan State University has discovered an overachieving plant enzyme that works both the day and night shifts.
Jan 31, 2012
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Decades-old conclusion about energy-making pathway of cyanobacteria is corrected
A generally accepted 44-year-old assumption about how certain kinds of bacteria make energy and synthesize cell materials has been shown to be incorrect by a team of scientists led by Donald Bryant, the Ernest ...
Dec 15, 2011
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Viking boat burial find is UK mainland first
The UK mainland's first fully intact Viking boat burial site has been discovered by archaeologists working in the Scottish Highlands.
Oct 19, 2011
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Structure of a molecular copy machine: How mitochondrial genes are transcribed
Mitochondria are compartments within cells and have their own DNA. The key protein required for the expression of the genetic information in this DNA is the mitochondrial RNA polymerase enzyme. Its three-dimensional structure ...
Sep 26, 2011
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New propulsion system for micro-objects
Researchers discover new mechanism behind cellular energy conversion
Researchers from Mount Sinai School of Medicine have enhanced our understanding of the mechanism by which cells achieve energy conversion, the process in which food is converted into the energy required by cells. This groundbreaking ...
Aug 18, 2010
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