4656
p21 - Activated kinase 6 ( PAK6 ) inhibits prostate cancer growth via phosphorylation of androgen receptor and tumorigenic E3 ligase murine double minute - 2 ( Mdm2 ) .
 Chemical: androgen
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: androgen