1948
Furthermore treatment of the cells with MG132 , an inhibitor of the 26S proteasome , prevented the destabilizing effect of lithium on AChE - S .
 Chemical: MG132; Chemical: lithium
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: lithium