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We studied a thiamine - dependent enzyme , transketolase , from fibroblasts of a diabetic patient who developed Wernicke ' s encephalopathy when treated with tolazamide , in order to delineate if this patient also had transketolase abnormality [ high Km for thiamine pyrophosphate ( TPP ) ] , as previously reported in postalcoholic Wernicke - Korsakoff syndrome .
 Chemical: thiamine; Disease: diabetic; Disease: Wernicke ' s encephalopathy; Chemical: tolazamide; Chemical: thiamine pyrophosphate; Chemical: TPP; Disease: Wernicke - Korsakoff syndrome
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: thiamine; Disease: diabetic; Disease: Wernicke ' s encephalopathy; Chemical: tolazamide; Chemical: thiamine pyrophosphate; Chemical: TPP; Disease: Wernicke - Korsakoff syndrome