8811
In addition , insulin induced AP - 1 DNA binding activity , this effect being totally prevented in the presence of MEK - 1 inhibitor .
 insulin, AP - 1, MEK - 1
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 insulin, AP - 1, MEK - 1