12925
Activation of the CD4 promoter occurs in the presence of the viral DNA polymerase inhibitor phosphonoformic acid , which limits expression to the immediate-early and early classes of viral genes .
 DNA: CD4 promoter
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: CD4 promoter 
Answer:
 DNA: CD4 promoter