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Furthermore , proteosomal inhibitor MG132 suppressed AMPK activation , GSK3 beta phosphorylation , cleaved PARP and deceased AEG - 1 induced by ursolic acid in HepG2 cells .
 Chemical: MG132; Chemical: ursolic acid
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: MG132; Chemical: ursolic acid