Every cell of our body is separated from its environment by a lipid bilayer. In order to maintain their biological function and to transduce signals, special proteins, so called ion channels, are embedded in the membrane. ...
Cell & Microbiology
May 3, 2013
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Metal elements and molecules interact in the body but visualizing them together has always been a challenge. Researchers from the RIKEN Center for Life Science Technologies have developed a new molecular imaging technology ...
Analytical Chemistry
May 2, 2013
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It is rare that an unpublished piece of research or theory remains significant after half a century. It is also a wonderful example of the boundless curiosity of the late Francis Crick. A previously unpublished work by Francis ...
Cell & Microbiology
Apr 18, 2013
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(Phys.org) —Thunderstorms, and the resulting partially ionized plasma of the ionosphere, can distort radio signals traveling to satellites important to communications, navigation or national security
Earth Sciences
Apr 12, 2013
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(Phys.org) —Your cells are social butterflies. They constantly interact with their surroundings, taking in cues on when to divide and where to anchor themselves, among other critical tasks.
Cell & Microbiology
Mar 21, 2013
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Just about every cell in your body contains microscopic organelles called cilia. Primary cilia act like antennas, detecting and relaying molecular signals from a cell's external environment. Motile cilia paddle together in ...
Cell & Microbiology
Feb 15, 2013
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It was in trying to answer a question related to the functioning of our biological clock that a team lead by Ueli Schibler, a professor at the University of Geneva (UNIGE), Switzerland, has developed a method whose applications ...
Cell & Microbiology
Jan 31, 2013
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Membrane proteins are the "molecular machines" in biological cell envelopes. They control diverse processes, such as the transport of molecules across the lipid membrane, signal transduction, and photosynthesis. Their shape, ...
Cell & Microbiology
Jan 18, 2013
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For decades, microbiologists thought that bacteria act individually, unaware of their multitudinous counterparts involved in causing the same infection. In the past two decades, however, they have discovered that many species ...
Cell & Microbiology
Nov 21, 2012
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(Phys.org)—A new way to visualize single-cell activity in living zebrafish embryos has allowed scientists to clarify how cells line up in the right place at the right time to receive signals about the next phase of their ...
Cell & Microbiology
Nov 13, 2012
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