9718
Treatment with PD98059 ( 10 mu M ) , wortmannin ( 10 mu M ) , and GF109203X ( 0 . 5 mu M ) decreased TPA - induced MMP - 9 protein expression and enzyme activity .
 Chemical: PD98059; Chemical: wortmannin; Chemical: GF109203X; Chemical: TPA
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: PD98059; Chemical: wortmannin; Chemical: GF109203X; Chemical: TPA