27059
Given the recent identification of Txnip as a molecular nutrient sensor important in the regulation of energy metabolism , our data suggest that elevated Txnip expression is critical to regulating energy expenditure and fuel utilisation during the extreme hypometabolic state of torpor .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
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