6656
Aiolos transcription factor controls cell death in T cells by regulating Bcl-2 expression and its cellular localization.
 Bcl-2, transcription factor, Aiolos, T 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:
 Bcl-2, transcription factor, Aiolos, T cells