27006
The resulting downregulation of BMP1 leads to suppression of TGF beta activity and , thus , to downregulation of the expression of key oncogenic genes ( matrix metalloproteinases MMP2 and MMP9 ) .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None