9782
The decrease in expression of matrix metalloproteinases ( MMP ) - 2 and MMP - 9 may contribute to the effects of baicalein .
 Chemical: baicalein
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: baicalein