Virtually all processes in the human body rely on a unique class of proteins known as enzymes. To study them, scientists want to attach these molecules to surfaces and hold them fast, but this can often be a tricky undertaking.
Biochemistry
Apr 11, 2011
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Put simply, a tumor is the result of out-of-control cell growth. To assure that the cell cycle - the cell's process of duplicating itself to make more cells - goes smoothly, a large network of proteins tells other proteins ...
Cell & Microbiology
Jul 14, 2010
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(PhysOrg.com) -- The word 'metal' conjures up images of machines and heavy industry but metals are also intimately involved in the biological processes that regulate our bodies and underpin new energy technologies.
Biochemistry
Jul 7, 2010
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(PhysOrg.com) -- Weill Cornell's Scott Blanchard has developed technology that can observe drug activity in a solitary molecule while in motion. The development may lead to newer, safer drug therapies.
Biochemistry
Feb 17, 2010
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If subway terminals didn't exist and people had to exit subway stations to switch subway lines, transit time would increase. People also may encounter distractions, such as grabbing a cup of coffee, instead of getting on ...
Biochemistry
Feb 16, 2010
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(PhysOrg.com) -- A research team led by biochemist Scott Garman at the University of Massachusetts Amherst has for the first time determined the mechanism of one of the cell’s 'recycling' enzymes, human alpha-galactosidase ...
Biochemistry
Feb 2, 2010
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An important Brandeis study appearing in the December 3 issue of Nature raises the curtain on the hidden lives of proteins at the atomic level. The study reports that for the first time, researchers used x-ray crystallography ...
Biochemistry
Dec 2, 2009
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Researchers at Emory University and the Georgia Institute of Technology have developed microscopic polymer beads that can deliver an antioxidant enzyme made naturally by the body into the heart.
Polymers
Nov 16, 2009
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Computational biologists at the University of Pittsburgh School of Medicine have shown that proteins have an intrinsic ability to change shape, and this is required for their biological activity. This shape-changing also ...
Biochemistry
Aug 19, 2009
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As letters of the alphabet spell out words, when amino acids are linked to one another in a particular order they "spell out" proteins. But sometimes the cell machinery for building proteins in our bodies makes a mistake ...
Cell & Microbiology
Aug 6, 2009
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