5648
IL-10 -activated STAT1 could bind to the GAS-motif sequence in the promoter region of the Fcgamma receptor , but not to that in the promoter region of the COX-2 gene , whereas IFN-gamma -activated STAT1 and STAT5 could bind to both sequences.
 IL-10, STAT1, promoter region, COX-2 gene, IFN-gamma -activated STAT1, GAS-motif sequence, STAT1, Fcgamma receptor, IL-10 -activated STAT1, IFN-gamma, STAT5
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-10, STAT1, promoter region, COX-2 gene, IFN-gamma -activated STAT1, GAS-motif sequence, STAT1, Fcgamma receptor, IL-10 -activated STAT1, IFN-gamma, STAT5