News tagged with biological interactions
Game theory study: Cooperative behavior meshes with evolutionary theory
Apr 06, 2009 |
4.5 / 5 (4) |
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(PhysOrg.com) -- One of the perplexing questions raised by evolutionary theory is how cooperative behavior, which benefits other members of a species at a cost to the individual, came to exist.
Scientists form alliance to develop nanotoxicology protocols
Nanotechnology / Bio & Medicine
Sep 09, 2008 |
4.6 / 5 (5) |
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A team of materials scientists and toxicologists announced the formation of a new international research alliance to establish protocols for reproducible toxicological testing of nanomaterials in both cultured cells and animals. ...
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Physicists propose quantum entanglement for motion of microscopic objects
20 hours ago |
4.1 / 5 (9) |
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Researchers at the California Institute of Technology (Caltech) have proposed a new paradigm that should allow scientists to observe quantum behavior in small mechanical systems.
Switchable Nanostructures Made with DNA
Nanotechnology / Bio & Medicine
22 hours ago |
4.7 / 5 (7) |
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(PhysOrg.com) -- Scientists at the U.S. Department of Energy’s Brookhaven National Laboratory have found a new way to use a synthetic form of DNA to control the assembly of nanoparticles — this time resulting ...
Researchers design a tool to induce controlled suicide in human cells
Dec 17, 2009 |
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When cells accumulate excessive errors in the proteins they produce, apoptosis is activated, that is to say, a cell suicide programme; however, beforehand the cells attempt to rectify the problem through a number of rescue ...
Water droplets shape graphene nanostructures
Dec 17, 2009 |
4.6 / 5 (7) |
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A single-atom-thick sheet of carbon, like those seen in pencil marks -- offers great potential for new types of nanoscale devices, if a good way can be found to mold the material into desired shapes.
Leprosy susceptibility genes reported
Dec 16, 2009 |
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In the first genome-wide association study (GWAS) of leprosy and the largest GWAS on an infectious disease, scientists at the Genome Institute of Singapore (GIS) and 26 institutes in China identified seven genes that increase ...
Looking for the heartbeat of cellular networks
Dec 16, 2009 |
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Our cells' molecules form an intricate network of interactions. Today's techniques, however, can only be used to measure individual molecular reactions outside the cells. Since molecular concentrations are much higher in ...
Watching Proteins Direct Crystal Growth One Step at a Time (w/ Video)
Dec 16, 2009 |
5 / 5 (3) |
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(PhysOrg.com) -- Scientists at Berkeley Lab's Molecular Foundry imaged the growth of protein-studded mineral surfaces with unprecedented resolution and provided a glimpse into how living systems engineer key ...
Muscling in on a mystery protein: Study of brawny pigs reveals key player in the genome
Dec 15, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- For thousands of years, humans have bred pigs for desirable traits, such as more muscle and less fat in the meat. Domestication makes animals ideal models for studying how genes control physical ...
Physics rules network dynamics
Dec 11, 2009 |
4.7 / 5 (21) |
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(PhysOrg.com) -- When it comes to the workings of the Web, the brain, or a social network, physics finds universal truths.
Facebook (and Systems Biologists) Take Note: Network Analysis Reveals True Connections
Technology / Computer Sciences
Dec 07, 2009 |
4 / 5 (9) |
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(PhysOrg.com) -- Facebook figures out that you know Holly, although you haven't seen her in 10 years, because you have four mutual friends -- a good predictor of direct friendship. But sometimes Facebook gets ...
List of search results for biological interactions
