5422
Nuclear extracts from LPS -and zymosan -treated cells showed strong AP-1 activity by gel-shift analysis , and supershift analysis showed the AP-1 complexes contained specific members of both the jun and fos gene families .
 zymosan -treated cells, AP-1, AP-1 complexes, AP-1
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:
 zymosan -treated cells, AP-1, AP-1 complexes, AP-1