Researchers study the possible use of carboranes: "When protein plaque builds up in the blood, it can result in serious diseases such as heart disease and Alzheimer's.
Cyclooxygenase (COX) inhibitors, a class of drugs under investigation for the treatment of one cause of plaque build-up, also exhibit negative side effects.
Researchers in the International Institute of Nano and Molecular Medicine at the University of Missouri-Columbia are studying the possible use of carboranes, which are clusters of boron and carbon atoms, to prevent such side effects. These boron-rich clusters are substituted for carbon-based benzene rings commonly found in pharmaceuticals of all types, including COX inhibitors, which give unwanted side effects.
COX activity is seen in common nonsteroidal anti-inflammatory drugs like aspirin and ibuprofen. However, prolonged use of COX inhibitors can result in a variety of negative side effects, such as possible digestive and liver problems. Some COX inhibitors have recently been pulled from the market due to an increased risk of heart complications."
Tuesday, May 1, 2007
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