1756
Concomitant with this loss of a, a new Ets-1-containing complex " c " appeared.
 c, new Ets-1-containing complex
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:
 c, new Ets-1-containing complex