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All six B-cell lines tested showed NF-kappa B activation in response to LMP1 expression , and this was followed in five of six lines by expression of ICAM-1 and Bcl-2 .
 ICAM-1, LMP1, NF-kappa B, Bcl-2, B-cell lines
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:
 ICAM-1, LMP1, NF-kappa B, Bcl-2, B-cell lines