15775
Fetuses exposed to sGC in late gestation exhibited substantial differences in DNA methylation and histone h3 lysine 9 ( H3K9 ) acetylation in specific gene promoters ; 24 hours after the sGC treatment , the majority of genes affected were hypomethylated or hyperacetylated .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
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