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We have determined the functional role of C/EBP proteins and C/EBP sites in regulating transcription from the HIV- 1 LTR in monocytes /macrophages .
 DNA: LTR; cell type: monocytes /macrophages; DNA: C/EBP sites; protein: C/EBP proteins; DNA: HIV- 1 LTR; cell type: monocytes
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:
 DNA: LTR; cell type: monocytes /macrophages; DNA: C/EBP sites; protein: C/EBP proteins; DNA: HIV- 1 LTR; cell type: monocytes