In research on the never-ending war between pathogen and host, scientists at the Pasteur Institute in Paris have discovered a novel defensive weapon, a cytoskeletal protein called septin, that humans cells deploy to cage ...
Cell & Microbiology
Dec 4, 2011
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They can be found everywhere -- organized communities of bacteria sticking to surfaces both inside and outside the body. These biofilms are responsible for some of the most virulent, antibiotic-resistant infections in humans; ...
Cell & Microbiology
Jun 24, 2011
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Using a tiny bloodless worm, University of Maryland Associate Professor Iqbal Hamza and his team have discovered a large piece in the puzzle of how humans, and other organisms safely move iron around in the body. The findings, ...
Cell & Microbiology
May 26, 2011
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A new laser technique has demonstrated that it can measure the interactions between proteins tangled in a cell's membrane and a variety of other biological molecules. These extremely difficult measurements can aid the process ...
Biotechnology
Mar 15, 2011
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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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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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The tools of biochemistry have finally caught up with lactose repressor protein. Biologists from Rice University in Houston and the University of Florence in Italy this week published new results about "lac repressor," which ...
Biochemistry
Sep 22, 2009
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