(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 are critical targets ...
Biochemistry
Aug 28, 2012
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(Phys.org) -- With the aid of a novel set of lipid-coated, targeted quantum dots, researchers at Johns Hopkins University have developed a method for quantifying multiple specific biomarkers on the surfaces of individual ...
Bio & Medicine
Apr 6, 2012
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Two recent developments at the Advanced Photon Source explore paths to routine use of sub-meV x-rays to probe low-energy excitations in matter. The first is a remarkable experimental demonstration of an x-ray optical scheme ...
General Physics
Nov 29, 2011
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Toxin proteins are genetically engineered into our food because they kill insects by perforating body cell walls, and Professor Rikard Blunck of the University of Montreal's Group for the study of membrane proteins (GEPROM) ...
Analytical Chemistry
Sep 12, 2011
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Biological membranes play key roles in the body. They determine, for example, how molecules enter and exit cells, and the architecture of their lipid bilayer allows them to host enzymes and enhance their catalytic performance ...
Biochemistry
Jun 10, 2011
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(PhysOrg.com) -- Rice University researchers have created a method to measure the axial rotation of tiny rods. The technique detailed in a paper by Sibani Lisa Biswal and her colleagues appears this month in the journal Physical ...
General Physics
May 19, 2011
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(PhysOrg.com) -- Italian and U.S. biologists this week report that a little-understood protein previously implicated in a rare genetic disorder plays an unexpected and critical role in building and maintaining healthy cells. ...
Biochemistry
Jul 29, 2009
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