2355
Mutation of the major Sp1 binding site ( -110 bp ) decreased tissue-specific promoter activity, and these results, together with transactivation experiments , demonstrate that Sp1 plays a critical role in the tissue-specific expression of CD14 in monocytic cells .
 CD14, Sp1, Sp1, -110 bp, major Sp1 binding site, monocytic cells
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:
 CD14, Sp1, Sp1, -110 bp, major Sp1 binding site, monocytic cells