1611
Furthermore, JunD is shown to activate transcription of genes linked to both cAMP and phorbol ester response elements in a protein kinase A -dependent fashion , further blurring the distinction between these response elements .
 protein: JunD; protein: protein kinase A; DNA: response elements
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: JunD; protein: protein kinase A; DNA: response elements