A team of scientists at the University of Freiburg led by Dr. Martin van der Laan has achieved groundbreaking new insights into the structure of mitochondria. Mitochondria are the microscopic power plants ...
Sep 14, 2012
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A protein called "clathrin," which is found in every human cell and plays a critical role in transporting materials within them, also plays a key role in cell division, according to new research at the University of California, ...
Sep 06, 2012
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(Phys.org)—Proteins embedded in the lipid membranes of cells feel long-range attractive forces in specific patterns that mediate the proteins' behavior—for example, assisting in the clumping sequences ...
Aug 30, 2012
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(Phys.org)—Proteins adorning the surfaces of human cells perform an array of essential functions, including cell signaling, communication and the transport of vital substances into and out of cells. They ...
Aug 28, 2012
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(Phys.org)—Polyamines are widespread and important organic compounds involved in multiple cellular processes in living organisms. Their levels are highly regulated through a combination of processes including ...
Aug 24, 2012
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(Phys.org) -- A long-standing mystery in cell biology may be closer to a solution thanks to measurements taken at the National Institute of Standards and Technology (NIST) and France's Institut Laue-Langevin ...
Aug 09, 2012
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(Phys.org) -- A new way to study the role of a critical neurotransmitter in disorders such as epilepsy, anxiety, insomnia, depression, schizophrenia, and alcohol addiction has been developed by a group of ...
Aug 08, 2012
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(Phys.org) -- Like quality-control managers in factories, bacteria possess built-in machinery that track the shape and quality of proteins trying to pass through their cytoplasmic membranes, Cornell biomolecular engineers ...
Aug 03, 2012
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Cell-cell junctions are important for communication, transport, signalling, waste evacuation and water homeostasis. An European project has investigated how biophysical forces can influence the fulfilment ...
Jul 19, 2012
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Readers of the top-ranked scientific journals Science and Nature might have noticed a recent wave of articles, most recently in the July 13, 2012 issue of Science, with deep importance for biology and medi ...
Jul 12, 2012
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How a transport protein obtains its driving force from the energy storage molecule ATP, has been tracked dynamically by German researchers at Ruhr-Universitaet-Bochum. Using time-resolved infrared spectroscopy, they measured ...
Jul 11, 2012
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Biochemist Alejandro Heuck at the University of Massachusetts Amherst recently received a five-year, $950,000 grant from the National Institutes of Health to map the molecular structure of a needle-like tool ...
Jun 28, 2012
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(Phys.org) -- Scientists from Queen Mary, University of London have discovered a mechanism that controls the way that organisms breathe or photosynthesise, potentially paving the way for improved biofuel production.
Jun 25, 2012
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European researchers conducted state-of-the-art high-resolution imaging experiments of protein diffusion in artificial cell membranes. Results provided the first experimental evidence of an important theory ...
Jun 15, 2012
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(Phys.org) -- In biological systems, membranes are as important as water. They form the barrier between the inner world, within our cells, where we perform the chemical reactions of life, and the outside environment.
Jun 14, 2012
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