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bate,  possessing  vitamin  C  activity,  becomes  irreversibly  converted  to  diketo-
gulonate without vitamin C activity,  goes on at an intensive rate in the liver of  
vitamin C-synthesizing animals  (cow,  rabbit,  rat),  at an essentially slower rate                                                                                                                                          
in  guinea  pigs,  and  at  a  minimum  rate  in  the  monkeys  and  man¡£

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