14262
Thus, this Alu repeat (90% identical to Alu consensus sequences ) has evolved to become both a positive and negative regulator .
 Alu consensus sequences, Alu repeat
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:
 Alu consensus sequences, Alu repeat