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Word: perfluorocarbon (lookup in dictionary) (lookup stats)
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Beyond hemoglobin, there are totally synthetic blood substitutes like perfluorocarbon (PFC), a cheap, inert molecule with an enormous capacity to carry oxygen. Those fluids behave like an additional reservoir of oxygen for the body to utilize during exercise. However, because PFC has a short half-life and is effective only when individuals breathe abnormally high concentrations of oxygen, it will probably remain a very difficult technology to abuse...

Author: /time Magazine | Title: How Doctors Help The Dopers | 8/16/2004 | See Source »

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