News tagged with motor molecule

DNA motor programmed to navigate a network of tracks

Expanding on previous work with engines traveling on straight tracks, a team of researchers at Kyoto University and the University of Oxford have successfully used DNA building blocks to construct a motor ...

Nanotechnology / Bio & Medicine

created Jan 22, 2012 | popularity 5 / 5 (8) | comments 2 | with audio podcast

Light now in sight: Control of a 'blind' neuroreceptor with an optical switch

When nerve cells communicate with one another, specialized receptor molecules on their surfaces play a central role in relaying signals between them. A collaborative venture involving teams of chemists based at Ludwig-Maximilians-Universitat ...

Chemistry / Biochemistry

created Jan 10, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

How a molecular traffic jam impacts cell division

Interdisciplinary research between biology and physics aims to understand the cell and how it organizes internally. The mechanisms inside the cell are very complicated. LMU biophysicist Professor Erwin Frey, who is also a ...

Biology / Cell & Microbiology

created Nov 07, 2011 | popularity not rated yet | comments 0

World's smallest electric motor made from a single molecule

Chemists at Tufts University's School of Arts and Sciences have developed the world's first single molecule electric motor, a development that may potentially create a new class of devices that could be used ...

Nanotechnology / Nanophysics

created Sep 04, 2011 | popularity 4.4 / 5 (18) | comments 9 | with audio podcast

Nanotubes: Cellular membranes on supply

(PhysOrg.com) -- When unfolding a tent for the first time, you may wonder how the huge tarpaulin fits into a bag the size of a football. Biologists wonder about something similar: when a cell divides, the ...

Nanotechnology / Bio & Medicine

created Mar 11, 2011 | popularity 5 / 5 (1) | comments 1 | with audio podcast

Researchers advance understanding of enzyme that regulates DNA

Thanks to a single-molecule imaging technique developed by a University of Illinois professor, researchers have revealed the mechanisms of an important DNA-regulating enzyme.

Biology / Cell & Microbiology

created Aug 20, 2010 | popularity 5 / 5 (9) | comments 0 | with audio podcast

Researchers determine how ATP, molecule bearing 'the fuel of life,' is broken down in cells

Researchers at the Louisiana State University Health Sciences Center have figured out how ATP is broken down in cells, providing for the first time a clear picture of the key reaction that allows cells in all living things ...

Chemistry / Biochemistry

created Mar 01, 2010 | popularity 4.9 / 5 (10) | comments 2 | with audio podcast

Molecular freight: Synthetic nanoscale transport system modeled on nature

(PhysOrg.com) -- Just like our roads, there is a lot of traffic within the cells in our bodies, because cell components, messenger molecules, and enzymes must also be brought to the right places in the cell. One of these ...

Chemistry / Biochemistry

created Dec 21, 2009 | popularity 4.4 / 5 (5) | comments 0

Stick and slide: Computer simulation advances understanding of molecular motors

A new study reveals how molecular motors that power important subcellular movements can generate cyclical motion. The research, published by Cell Press in the December issue of the Biophysical Journal, opens a new door t ...

Biology / Cell & Microbiology

created Dec 02, 2009 | popularity not rated yet | comments 0

One step at a time: Motor molecules use random walks to make deliveries in living cells

Cells rely on tiny molecular motors to deliver cargo, such as mRNA and organelles, within the cell. The critical nature of this transport system is evidenced by the fact that disruption of motors by genetic defects leads ...

Biology / Cell & Microbiology

created Jul 21, 2009 | popularity 4.7 / 5 (3) | comments 4

New molecular force probe stretches molecules, atom by atom

Chemists at the University of Illinois have created a simple and inexpensive molecular technique that replaces an expensive atomic force microscope for studying what happens to small molecules when they are stretched or compressed.

Nanotechnology / Nanophysics

created Mar 29, 2009 | popularity 5 / 5 (2) | comments 5