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 the different ...
Analytical Chemistry
Nov 30, 2012
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"You look at the material world and see objects and how you can use them. I look at the material world and see a fascinating hidden life which is within our control, if we can only understand how it works," says Jane Lipson, ...
Polymers
Nov 16, 2012
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Researchers in Japan have developed a technique which allows them to control and target drug delivery to specific sites of the body at specific times, thus reducing side effects and improving treatment dramatically. The results ...
Bio & Medicine
Nov 2, 2012
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(Phys.org)—The detection of specific DNA sequences is central to the identification of disease-causing pathogens and genetic diseases, as well as other activities. But current detection technologies require amplification ...
Biochemistry
Oct 2, 2012
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Biomembranes enclose biological cells like a skin. They also surround organelles that carry out important functions in metabolism and cell division. Scientists have long known in principle how biomembranes are built up, and ...
Biochemistry
Aug 30, 2012
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Living subjects are very complex systems and, at the same time, stunningly robust and accommodative. The secret of success are their proteins which build up the cells of the organisms, act as cleaners, messengers, transporter, ...
Biochemistry
Aug 14, 2012
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A mathematical model created by Aalto University (Finland) researcher Timo Ikonen explains for the first time how the DNA chains in our genome are translocated through nanopores that are only a couple of nanometres thick.
General Physics
May 11, 2012
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Conventional wisdom has long had it that carbon-based life, so common here on earth, must surely be abundant elsewhere; both in our galaxy and the universe as a whole.
Space Exploration
Dec 21, 2011
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Most liquid-crystalline displays contain rod-like molecules that quickly switch from one orientation to another when subjected to electric fields. This movement creates a shutter effect that turns light on and off at high ...
Materials Science
Nov 21, 2011
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A new form of self-assembling polymer film that bends and stretches when hit by light is pointing the way to a new family of functional materials. This flexing film is the first material to have been made by coaxing complex ...
Polymers
Jan 21, 2011
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