15699
However , phospho - p38 mitogen - activated protein kinase ( p - p38 MAPK ) and phospho - c - Jun amino - terminal kinase ( p - JNK ) expression increased at 8 - 24 h .
 amino
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 amino