Scientists at Imperial College London have identified four new proteins that act as receptors for an essential signalling molecule in bacteria such as MRSA.
May 13, 2013
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Last year's Nobel Prize in Chemistry – shared by Stanford School of Medicine Professor Brian Kobilka and Robert Lefkowitz of Duke University – recognized groundbreaking research in G protein-coupled receptors (GPCRs). GPCRs are embedded in cell membranes. They i ...
May 10, 2013
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A three-dimensional image of one of the proteins that serves as an on-off switch as it binds to receptors on the surface of a cell suggests there may be a sort of main power switch that could be tripped. These surface receptors ...
Apr 21, 2013
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(Phys.org) —Scientists at the U.S. Department of Energy's Argonne National Laboratory, in collaboration with researchers from the Sanford-Burnham Medical Research Institute in Orlando, Fla., recently determined ...
Apr 05, 2013
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Using a broad spectrum of analytical tools, scientists from the Florida campus of The Scripps Research Institute (TSRI) have uncovered a class of novel compounds that can alter cell signaling activity, resulting in a variety ...
Mar 26, 2013
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(Phys.org) —Early diagnosis is critical in treating Lyme disease. However, nearly one quarter of Lyme disease patients are initially misdiagnosed because currently available serological tests have poor ...
Mar 25, 2013
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The bacterium Photorhabdus luminescens is a constant companion of some roundworms. These worms assault insect larvae, thereby infecting them with the bacteria; the pathogens then attack the cells of their ...
Mar 21, 2013
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Highly developed antennae containing different types of olfactory receptors allow insects to use minute amounts of odors for orientation towards resources like food, oviposition sites or mates. Scientists ...
Mar 18, 2013
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(Phys.org) —Many of life's processes rely on light to trigger a chemical change. Photosynthesis, vision, the movement of light-seeking or light-avoiding bacteria, for instance, all exploit photochemistry. ...
Mar 15, 2013
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Researchers at the Ruhr Universität Bochum have developed a new method for attaching proteins to the surface of germanium crystals – for the first time also membrane proteins. This enables time-resolved tracking of the ...
Mar 08, 2013
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(Phys.org)—A research team at Weill Cornell Medical College has solved the 3D crystal structure of a member protein in one of the most important classes of human proteins—the G protein-coupled receptors ...
Feb 27, 2013
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The last time you popped a pill for a headache or a stuffy nose, did you think about how the medication actually alleviates your pain or unblocks your stuffy nose? Curing a disease is a complex process and ...
Jan 14, 2013
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(Phys.org)—Epigenetics - the science of how gene activity can be altered without changes in the genetic code - plays a critical role in every aspect of life, from the differentiation of stem cells to the ...
Jan 08, 2013
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The body's cell machinery often attaches sugar chains onto proteins to create molecules that play a crucial role in everything from protective immunity to structural stability. However, distinguishing between ...
Nov 30, 2012
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