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2010-08-03 08:59:02

Scientists from the U.S. Department of Energy's Lawrence Berkeley National Laboratory have obtained the closest look yet of how a gargantuan molecular machine breaks down unwanted proteins in cells, a critical housekeeping chore that helps prevent diseases such as cancer. They pieced together the molecular-scale changes the machine undergoes as it springs into action, ready to snip apart a protein. Their work provides valuable clues as to how the molecular machine, a giant enzyme called...


Word of the Day
bibliopole
  • A bookseller; now, especially, a dealer in rare and curious books.
This word comes from a Greek phrase meaning 'book seller.'
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