22567
Furthermore , HEE also attenuated mitogen - activated protein kinase ( MAPK ) - mediated regulation of DNA binding of activator protein - 1 ( AP - 1 ) .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None