News tagged with cellular model
Lighting up plant cells to engineer biology
Cambridge researchers have developed a new technique for measuring and mapping gene and cell activity through fluorescence in living plant tissue.
Apr 05, 2012 |
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Pioneering research on Bacillus subtilis metabolism reveals bacterium's secrets
Ground-breaking research by an international team of scientists will help to make one of the most versatile of bacteria even more useful to society and the environment.
Mar 01, 2012 |
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Scientists build working model of life's engine
(PhysOrg.com) -- Researchers at the University of Southern California have built a theoretical working model of the cellular engine that powers all life.
Jan 31, 2012 |
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High-energy lifestyles led to evolution of the sexes
Scientists are a step closer to explaining one of the most enduring mysteries of modern biology; why are there males and females?
Dec 19, 2011 |
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New database for vital model organism launched
A new database promises to be an invaluable resource to scientists who use a unique single-celled fungus to study human diseases.
Nov 28, 2011 |
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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 ...
Nov 07, 2011 |
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Orchestrator of waste removal rescues cells that can't manage their trash
Just as we must take out the trash to keep our homes clean and safe, it is essential that our cells have mechanisms for dealing with wastes and worn-out proteins. When these processes are not working properly, unwanted debris ...
Sep 01, 2011 |
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Realistic simulation of ion flux through membrane sheds light on antibiotic resistance
As the gatekeepers of ion flow through cell membranes, ion channels are of key interest in numerous cellular processes. Now, a new study describes an innovative new computational model that realistically simulates the complex ...
Aug 16, 2011 |
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Demonstrating the importance of dynamical systems theory
Two new papers in the Journal of General Physiology demonstrate the successes of using bifurcation theory and dynamical systems approaches to solve biological puzzles.
Jun 27, 2011 |
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Microbes that immobilize
Using a model organism isolated from a uranium seep of the Columbia River, scientists recently quantified how extracellular polymeric substances (EPS) in subsurface environments can be used to immobilize heavy ...
Jun 02, 2011 |
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How to control complex networks
At first glance, a diagram of the complex network of genes that regulate cellular metabolism might seem hopelessly complex, and efforts to control such a system futile.
Technology / Computer Sciences
May 12, 2011 |
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As the worm turns, its secrets are revealed
An international team of scientists, led by researchers at the University of California, San Diego School of Medicine, have developed a new method for discerning the functions of previously uncharacterized ...
Apr 28, 2011 |
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The long and short of cell signaling
Like a telegraph transmission, the significance of a cellular signal can change greatly depending on whether it arrives as a brief 'dot' or a sustained 'dash'. For example, transient activation of extracellular ...
Aug 05, 2010 |
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Cornell researchers reveal structure of key protein
(PhysOrg.com) -- For the first time, researchers -- all Cornell scientists -- have characterized the structure of a protein that belongs to certain enzymes that are essential for proper functioning in all ...
Apr 21, 2010 |
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Hormone sensitivity of breast stem cells presents drug target
Researchers at the Walter and Eliza Hall Institute have discovered that breast stem cells are exquisitely sensitive to the female hormones oestrogen and progesterone, a finding that opens the way for the development ...
Medicine & Health / Medical research
Apr 11, 2010 |
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