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Study: cow-powered fuel cells grow smaller, mightier
08-21-2007 · EurekAlert!Cows could one day help to meet the rise in demand for alternative energy sources, say Ohio State University researchers that used microbe-rich fluid from a cow to generate electricity in a small fuel cell. This new microbial fuel cell is a redesign of a larger model that the researchers created a few years ago. The new cell is a quarter of the size of the original model, yet can produce about three times the power.
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Keywords: study, cow-powered, fuel, cells, grow, smaller, mightier, cow, powered, cell
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- 3 proteins may play important role in nerve-cell repair
04-11-2007 · EurekAlert!
Some mature brain cells can grow new extensions when the amount of three particular proteins on their surface increases, a new study shows. The research examined three related receptor proteins, called GPR3, GPR6 and GPR12, on nerve cells in the brains of rats.
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- UF researchers test stem cell therapy for heart patients
10-04-2007 · EurekAlert!
University of Florida doctors treated the first patient in a new study to test whether a person's own stem cells can be used to restore blood flow to the heart by prompting new blood vessels to grow.
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- Hydrogen-powered lawnmowers?
01-23-2007 · EurekAlert!
In a breakthrough that could make fuel cells practical for such small machines as lawnmowers and chainsaws, researchers have developed a new mechanism to efficiently control hydrogen fuel cell power.
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- Experimental anti-cancer drug made from corn lillies kills brain tumor stem cells
08-30-2007 · EurekAlert!
A drug that shuts down a critical cell-signaling pathway in the most common and aggressive type of adult brain cancer successfully kills cancer stem cells thought to fuel tumor growth and help cancers evade drug and radiation therapy, a Johns Hopkins study shows.
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- Fuel cells gearing up to power auto industry
10-30-2007 · EurekAlert!
The average price for all types of gasoline is holding steady around $2.95 per gallon nationwide, but the pain at the pump might be short-lived as research from the University of Houston may eliminate one of the biggest hurdles to the wide-scale production of fuel cell-powered vehicles.
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- Kaposi sarcoma arises independently from multiple cells
07-10-2007 · EurekAlert!
Kaposi sarcoma is unique among cancers because most tumors grow from a small number of different cells, whereas nearly all other cancers arise from a single cell, according to a study published online July 10 in the Journal of the National Cancer Institute.
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- Study reveals new, cost-efficient method for creating portable hydrogen fuel cells
06-28-2007 · EurekAlert!
A new paper published in Journal of the American Ceramic Society proposes a new method of producing hydrogen for portable fuel cells. This new method negates the need for the complicated and expensive equipment currently used. With their ability to work steadily for 10-20 times the length of equivalently sized Lithium-ion batteries, portable fuel cells are ideal energy suppliers for devices such as computers, cell phones and hybrid vehicles.
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- Common anesthetic may induce cell death, generation of Alzheimer's-associated protein
02-06-2007 · EurekAlert!
A new study has found how one of the most commonly used anesthetics may produce Alzheimer's-like changes in the brain. Researchers from Massachusetts General Hospital and colleagues describe the mechanism by which the anesthetic isoflurane may induce both the cell-death process known as apoptosis and the generation of amyloid-beta protein in cultured neural cells.
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- New medical technique punches holes in target cell membranes to treat tumors
02-12-2007 · EurekAlert!
A large animal study has shown that certain microsecond electrical pulses can punch nanoscale holes in the membranes of target cells without harming collagen fibers and other vascular tissue structures. The new medical technique, called irreversible electroporation (IRE) and developed at UC Berkeley, is a potential breakthrough in minimally invasive surgical treatments of tumors.
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- Study reveals how some molecules inhibit growth of lung cancer cells
03-12-2007 · EurekAlert!
By mapping the interlocking structures of small molecules and mutated protein "receptors" in non-small cell lung cancer (NSCLC) cells, scientists at Dana-Farber Cancer Institute and their colleagues have energized efforts to design molecules that mesh with these receptors, potentially interfering with cancer cell growth and survival.
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