(PhysOrg.com) -- A protein complex, which is an important link in a cellular transport chain, also initiates the assembly of the next link in the chain. This newly-won insight will now allow a better understanding of a transport ...
Cell & Microbiology
May 25, 2010
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Siemens has developed a variety of energy autarkic radio sensors that draw the energy they require for operation from their surroundings. The technology can be used to automatically monitor facilities in remote areas, for ...
Engineering
Mar 3, 2010
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(PhysOrg.com) -- By unraveling the mysteries that exist within the molecular composition of mosquitoes, a team of Kansas State University researchers is trying to discover how the insects survive a parasite that causes malaria ...
Cell & Microbiology
Feb 15, 2010
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(AP) -- The prospect of watching live, local TV shows on mobile phones and other portable devices is getting closer. Manufacturers this week are showing off gadgets can receive a new type of digital TV transmissions.
Telecom
Jan 6, 2010
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(PhysOrg.com) -- A new carbon support that greatly increases the durability of proton-exchange membrane fuel cells has been developed by scientists at Pacific Northwest National Laboratory and Princeton University. This new ...
Nanomaterials
Dec 17, 2009
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Neural stem cells represent the cellular backup of our brain. These cells are capable of self-renewal to form new stem cells or differentiate into neurons, astrocytes or oligodendrocytes. Astrocytes have supportive functions ...
Biochemistry
Jun 30, 2009
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An Alzheimer's-related protein helps form and maintain nerve cell connections, according to a study published in the May 4 print issue of the Journal of Cell Biology.
Cell & Microbiology
May 4, 2009
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Mapping the billions of connections in the brain is a grand challenge in neuroscience. The current method for mapping interconnected brain cells involves the use of room-size microscopes known as transmission electron microscopes ...
Other
Mar 31, 2009
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Using ion-selective micro-electrodes electrical signals in plants moving from leaf to leaf could be measured. The speed of the signals spreading as voltage changes over cell membranes ranged from 5 to 10 cm per minute. The ...
Biochemistry
Mar 9, 2009
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Scientists have always wanted to take a closer look at biological systems and materials. From the magnifying glass to the electron microscope, they have developed ever-increasingly sophisticated imaging devices.
Jan 19, 2009
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