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In addition to the effect on ROS , puerarin ameliorated MPTP - reduced lysosome - associated membrane protein type 2A ( Lamp 2A ) expression .
 Chemical: puerarin; Chemical: MPTP
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: puerarin; Chemical: MPTP