News tagged with chemical signal

Surviving sex with black widows

Scientists have discovered that male black widow spiders, famous for ending up as their mates' post-coital supper, are not as clueless as you might think. In a series of careful experiments, a team of researchers from Arizona ...

dateAug 08, 2011 in Plants & Animals
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New delivery system for Viagra ingredient

Scientists are reporting development and successful initial tests of a potential new delivery system for the biological signaling agent responsible for the effects of Viagra. It could be used to deliver the substance, called ...

dateJun 22, 2011 in Biochemistry
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Dynamics of crucial protein 'switch' revealed

Researchers at the University of Texas Medical Branch at Galveston and the University of California-San Diego School of Medicine have published a study that offers a new understanding of a protein critical to physiological ...

dateMay 17, 2011 in Biochemistry
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Cancer on the breath? The nose knows

A breath test for "sniffing out" cancer in a person's breath is a step closer to reality, according to a study recently published in the British Journal of Cancer. The study results show that the device developed by Prof. ...

dateMay 16, 2011 in Analytical Chemistry
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