11277
Cytomegalovirus IE gene products significantly enhanced LPS stimulation of IL-6 promoter activity in both IL-6 CAT and IL-6 luciferase assays .
 IL-6, IL-6, Cytomegalovirus IE gene products, IL-6 promoter
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 IL-6, IL-6, Cytomegalovirus IE gene products, IL-6 promoter