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Although the role of the ubiquitin - proteasome system ( UPS ) in cardiac hypertrophy induced by pressure overload has been consistently studied , the fundamental importance of the UPS in cardiac fibrosis has received much less attention .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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