2206
We also investigated the epigenetic status of NIS promoter after PJ34 treatment in TPC1 cell line : in addition to an increase of histone modification activation marks ( H3K9K14ac , H3K4me3 ) , surprisingly we observed also an increase of H3K27me3 , a classical repressive mark .
 Chemical: PJ34
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: PJ34