Archive: 12/14/2007

Where have all the lake eels gone? Queen's prof asks

A Queen’s University environmental scientist will head a new international study to determine whether American eels – the slimy, snake-like fish considered worldwide to be a food delicacy – are dying from chemical pollution ...

Dec 14, 2007
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Evolution with a restricted number of genes

The development of higher forms of life would appear to have been influenced by RNA polymerase II. This enzyme transcribes the information coded by genes from DNA into messenger-RNA (mRNA), which in turn is the basis for ...

Dec 14, 2007
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Identification of new genes shows a complex path to cell death

Can a tiny winged insect’s salivary glands really tell us about processes relevant to human disease" Yes, according to a new study by researchers at the University of Massachusetts Medical School (UMMS), who gained new ...

Dec 14, 2007
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Strong link between obesity and colorectal cancer

A clear, direct link between obesity and colorectal cancer, the second most common form of cancer in Australia with more than 12,000 new cases each year, has been shown in a new analysis by The George Institute for International ...

Dec 14, 2007
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Losses of long-established genes contribute to human evolution

While it is well understood that the evolution of new genes leads to adaptations that help species survive, gene loss may also afford a selective advantage. A group of scientists at the University of California, Santa Cruz ...

Dec 14, 2007
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Heavy traffic makes breathing a burden in children

Exposure to traffic pollution may increase respiratory problems and reduce lung volumes in children with asthma, according to researchers who studied the effects of road and traffic density on children’s lung function and ...

Dec 14, 2007
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