News tagged with chemical systems
Deterring signals: Tobacco plants advertise their defensive readiness to attacking leafhoppers
Following herbivory, plants produce jasmonic acid, a hormone which activates several plant defense reactions. Scientists found that leafhoppers can evaluate whether tobacco plants are ready for defense when attacked. If jasmonate-signaling ...
May 23, 2012 |
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Dip chip technology tests toxicity on the go
From man-made toxic chemicals such as industrial by-products to poisons that occur naturally, a water or food supply can be easily contaminated. And for every level of toxic material ingested, there is some level of bodily ...
Chemistry / Analytical Chemistry
May 14, 2012 |
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Magnetic nanochain detonates chemo barrage inside tumors
Medicine-toting nanochains slip into tumors and explode a chemotherapy drug into hard-to-reach cores of cancer, engineers and scientists at Case Western Reserve University report.
Nanotechnology / Bio & Medicine
Apr 18, 2012 |
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Licorice root found to contain anti-diabetic substance
It provides the raw material for liquorice candy, calms the stomach and alleviates diseases of the airways: liquorice root. Chosen as the "Medicinal plant 2012", the root has been treasured in traditional healing since ancient ...
Apr 17, 2012 |
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Using cell phones to detect harmful airborne substances
The lab of a University of California, Riverside Bourns College of Engineering professor was named on Tuesday, April 3 after Innovation Economy Corporation, a Riverside company that plans to commercialize ...
Nanotechnology / Bio & Medicine
Apr 04, 2012 |
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New metal alloy electrode designed for plus-sized ions
(PhysOrg.com) -- Storing energy from wind farms and releasing that electricity on demand requires high-capacity, low-cost batteries; sodium-ion batteries could be part of the answer now, thanks to fundamental ...
Apr 04, 2012 |
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A planetary system from the early Universe
A group of European astronomers has discovered an ancient planetary system that is likely to be a survivor from one of the earliest cosmic eras, 13 billion years ago. The system consists of the star HIP 11952 ...
Mar 27, 2012 |
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Researchers present a shiny new tool for imaging biomolecules
At the heart of the immune system that protects our bodies from disease and foreign invaders is a vast and complex communications network involving millions of cells, sending and receiving chemical signals ...
Mar 23, 2012 |
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Cebit 2012: The wireless bicycle brake, a prototype on an exciting mission
A German computer scientist has developed a reliable wireless bicycle brake.
Feb 24, 2012 |
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Earth siblings can be different: Chemical clues on the formation of planetary systems
An international team of researchers, with the participation of IAC astronomers, has discovered that the chemical structure of Earth-like planets can be very different from the bulk composition of the Earth. ...
Feb 23, 2012 |
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A secret hidden in Australia's ocean eddies
Deep-diving ocean "gliders" have revealed the journey of Bass Strait water from the Tasman Sea to the Indian Ocean.
Space & Earth / Earth Sciences
Feb 22, 2012 |
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Honeycomb structure responsible for bacteria's extraordinary sense
(PhysOrg.com) -- Cornell researchers have peered into the complex molecular network of receptors that give one-celled organisms like bacteria the ability to sense their environment and respond to chemical ...
Feb 20, 2012 |
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Man-made photosynthesis to revolutionize food and energy production
Improving natural photosynthesis to make new fuels and boost crop production is the focus of new research presented at the American Association for the Advancement of Science (AAAS) Annual Meeting today. It could see us one ...
Feb 17, 2012 |
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Decoding the molecular machine behind E. coli and cholera
Scientists from Queen Mary, University of London have discovered the workings behind some of the bacteria that kill hundreds of thousands every year, possibly paving the way for new antibiotics that could treat infections ...
Feb 09, 2012 |
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UT biosolar breakthrough promises cheap, easy green electricity
Barry D. Bruce, professor of biochemistry, cellular and molecular biology, at the University of Tennessee, Knoxville, is turning the term "power plant" on its head. The biochemist and a team of researchers have developed ...
Technology / Energy & Green Tech
Feb 02, 2012 |
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