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Sir2 is an evolutionarily conserved NAD ( + ) - dependent deacetylase which has been shown to play a critical role in glucose and fat metabolism .
 Chemical: NAD ( + ); Chemical: glucose
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: NAD ( + ); Chemical: glucose