Science usually progresses in small steps, but on rare occasions, a new combination of research expertise and cutting-edge technology produces a 'great leap forward.' An international team of scientists, whose senior investigators ...
Biotechnology
Jul 28, 2011
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Like people with a big choice to make, stem cells have a process to "decide" whether to transform into a specific cell type or to stay flexible, a state that biologists call "pluripotency." Using a technology he invented, ...
Biotechnology
Apr 27, 2011
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Using a light-triggered chemical tool, Johns Hopkins scientists report that they have refined a means of moving individual molecules around inside living cells and sending them to exact locations at precise times.
Other
Mar 16, 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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(PhysOrg.com) -- Ultra-short X-ray beams produced at the University of Michigan could one day serve as more sensitive medical diagnostic tools, and they could work like strobe lights to allow researchers to observe chemical ...
General Physics
Nov 15, 2010
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(PhysOrg.com) -- Scientists can detect the movements of single molecules by using fluorescent tags or by pulling them in delicate force measurements, but only for a few minutes. A new technique by Rice University researchers ...
Nanophysics
Jun 22, 2010
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(PhysOrg.com) -- Organisms are structured at the molecular level in ways similar to social hierarchies. In some, master genetic regulators call most of the shots, and in others most of life's activities are carried out by ...
Cell & Microbiology
Mar 29, 2010
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(PhysOrg.com) -- The first experiment using the Linac Coherent Light Source to illuminate molecules via a "pump-probe" technique has been completed by an international team of more than 30 scientists from institutions including ...
General Physics
Nov 30, 2009
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(PhysOrg.com) -- A team of physicists from the Stanford Synchrotron Radiation Lightsource, including graduate student David Bernstein, have made a promising discovery that a well-known synchrotron technique is applicable ...
General Physics
Oct 12, 2009
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Perchlorates are a class of compounds that are notorious for their explosive nature. This raises safety concerns during experiments involving complex compounds that contain perchlorate ions, since explosions can be triggered ...
Analytical Chemistry
Jan 25, 2024
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