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Co-expression of Ras and calcineurin , however, did not activate the GM-CSF promoter , but required the additional expression of NF-kappa B p65 .
 calcineurin, NF-kappa B, NF-kappa B p65, GM-CSF promoter, GM-CSF, Ras
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:
 calcineurin, NF-kappa B, NF-kappa B p65, GM-CSF promoter, GM-CSF, Ras