12807
IL-2 -induced beta-casein expression was enhanced by dexamethasone, and this synergistic effect of Dexamethasone requires the sequence between -155 and -193 in the beta-casein promoter .
 IL-2, beta-casein, beta-casein, beta-casein promoter, -155 and -193
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-2, beta-casein, beta-casein, beta-casein promoter, -155 and -193