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Amazing Facts

Life Runs on Waterwheels
December 22, 2003
The cells of every living thing are filled with molecular machines, and one of the most fascinating is a rotary motor called ATP synthase (see April 2002 back issue, opening paragraph).  This is a true mechanical/electrical motor, found in every living thing from bacteria to elephants and palm trees.  It is really two motors in […]
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Amazing Facts

Elaborate Quality Control Governs the Cell’s Protein-Folding Factory
December 20, 2002
If it weren’t for quality control in our cells, we’d be dead.  That’s the gist of an amazing Insight article in the Dec. 18 issue of Nature.1  “Aberrant proteins are extremely harmful to cells,” the authors begin.  How harmful?  Here is a short list of diseases that can result from improperly folded proteins or failures […]
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