26069
We used formaldehyde - assisted isolation of regulatory elements followed by next - generation sequencing ( FAIRE - seq ) to map regions of open chromatin in three primary human blood cells of the myeloid lineage .
 Chemical: formaldehyde
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: formaldehyde