15355
The expression of proteolytic genes [ i . e . , muscle ring - finger 1 ( MuRF1 ) , atrogin - 1 , alpha - type 20S subunit C2 ( HC2 ) , alpha - type 20S subunit C3 ( HC3 ) , ubiquitin protein ligase 3B ( UBE3B ) , mu - calpain , and m - calpain ] was quantified using real - time RT - PCR .
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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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