4727
We also found that Ang II activates UPS in the heart and MG132 attenuates Ang II - induced collagen synthesis via suppression of the NF - kappa B / TGF - beta / Smad2 signaling pathways .
 Chemical: MG132
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