News tagged with biological molecule
Scientists develop ultra-sensitive test that detects diseases in their earliest stages
Scientists have developed an ultra-sensitive test that should enable them to detect signs of a disease in its earliest stages, in research published today in the journal Nature Materials.
Chemistry / Analytical Chemistry
May 27, 2012 |
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Organic carbon from Mars, but not biological
(Phys.org) -- Molecules containing large chains of carbon and hydrogen--the building blocks of all life on Earth--have been the targets of missions to Mars from Viking to the present day. While these molecules ...
Space & Earth / Space Exploration
May 24, 2012 |
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Real-time monitoring of RNA splicing in living cells moves step closer with novel fluorescent probe
Numerous biological processes depend on molecules called lariat RNAs (LaRNAs). These lasso-shaped structures form in the cell during RNA splicing. During this process, transcribed RNA strands convert to messenger ...
May 24, 2012 |
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Research team gives drug dropouts a second chance
(Phys.org) -- A cross-disciplinary team of researchers at the University of Maryland has designed a molecular container that can hold drug molecules and increase their solubility, in one case up to nearly ...
May 07, 2012 |
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Order from disorder
NPL and University of Leicester scientists have explored a new way of ordering proteins for materials engineering at the nanoscale, using natural biological phenomena as a guide.
May 02, 2012 |
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Electric charge disorder: A key to biological order?
Theoretical physicist Ali Naji from the IPM in Tehran and the University of Cambridge, UK, and his colleagues have shown how small random patches of disordered, frozen electric charges can make a difference when they are ...
Apr 30, 2012 |
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The presence of water changes the structure of an antibiotic
EPFL chemists have shown how the three-dimensional shape of an antibiotic changes when it is in an aqueous environment. This could lead to a better understanding of how drugs interact with biological molecules.
Apr 20, 2012 |
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3D structure opens new avenue for drug discovery
(PhysOrg.com) -- An international consortium has determined the structure of an important new drug target in complex with a synthetic molecule designed by our researchers, opening up new avenues for drug discovery.
Apr 02, 2012 |
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Powerful systems biology
An international team of researchers headed by ETH-Zurich scientists has demonstrated for the first time how to extract testable hypotheses from a vast amount of different measurement data for cells that are ...
Mar 27, 2012 |
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To get the full story you need to know the motifs
Genome sequencing alone provides researchers with only limited information on the organism works because it neither reveals how the system is regulated nor does it indicate the role of each specific DNA sequence or RNA transcript. ...
Mar 26, 2012 |
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Proteins shine a brighter light on cellular processes
Scientists have designed a molecule which, in living cells, emits turquoise light three times brighter than possible until recently. This improves the sensitivity of cellular imaging, a technique where biological ...
Mar 20, 2012 |
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A new tool to reveal structure of proteins
A new method to reveal the structure of proteins could help researchers understand biological molecules – both those involved in causing disease and those performing critical functions in healthy cells.
Chemistry / Analytical Chemistry
Mar 19, 2012 |
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Robust approach for preparing polymer-coated quantum dots
Quantum dots (QDs) are tiny crystals of semiconducting material that produce fluorescence. The color or the wavelength of the fluorescence is dependent on the size, shape and composition of QDs. Larger QDs ...
Nanotechnology / Nanomaterials
Mar 01, 2012 |
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Optogenetic tool elucidated: Researchers explain channelrhodopsin
Controlling nerve cells with the aid of light: this is made possible by optogenetics. It enables, for example, the investigation of neurobiological processes with unprecedented spatial and temporal precision. The key tool ...
Feb 28, 2012 |
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Scientists learn how to 'out run damage' with imaging technique
Over the decades X-ray crystallography has been fundamental in the development of many scientific fields. The method has revealed the structure and function of many biological molecules, including vitamins, drugs, proteins ...
Feb 21, 2012 |
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