What makes carbon monoxide so toxic is that it blocks the binding site for oxygen in hemoglobin. This very mechanism, if better understood, could be used to implement sensors to warn against carbon monoxide. Munich-based ...
Materials Science
Jan 10, 2011
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In the most comprehensive analysis of its type published to date, scientists at Pacific Northwest National Laboratory have found that exposing human skin tissue cells, or fibroblasts, to low doses of ionizing radiation regulates ...
Biochemistry
Dec 17, 2010
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It is possible to breed potatoes in such a way that they produce new types of starch for use as a new and improved plant-based raw material in the construction, paper, glue, fodder and food industries. These results are described ...
Biotechnology
Nov 29, 2010
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Irish scientists have found fragments of Egyptian papyrus in the leather cover of an ancient book of psalms that was unearthed from a peat bog, Ireland's National Museum said on Monday.
Archaeology
Sep 6, 2010
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A team of researchers from the Universities of Leeds, Oxford and Imperial College London have captured the 3D atomic models of a single transporter protein in each of its three main structural states, a goal of researchers ...
Cell & Microbiology
Apr 22, 2010
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Protein phosphorylation is a process by which proteins are flipped from one activation state to another. It is a crucial function for most living beings, since phosphorylation controls nearly every cellular process, including ...
Cell & Microbiology
Mar 24, 2010
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Besides the 92 elements that occur naturally, scientists were able to create 20 additional chemical elements, six of which were discovered at the GSI Helmholtz Centre for Heavy Ion Research in Darmstadt.
General Physics
Feb 11, 2010
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Antiviral drugs block influenza A viruses from reproducing and spreading by attaching to a site within a proton channel necessary for the virus to infect healthy cells, according to a research project led by Iowa State University's ...
Biochemistry
Feb 3, 2010
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(PhysOrg.com) -- In the binding pockets of enzymes their natural binding partners fit exactly. The principle by which many pharmacological agents work also relies on the fact that these substances fit exactly into the pockets ...
Biochemistry
Oct 29, 2009
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Researchers report that a single-stranded DNA-binding protein (SSB), once thought to be a static player among the many molecules that interact with DNA, actually moves back and forth along single-stranded DNA, gradually allowing ...
Biochemistry
Oct 21, 2009
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