1240
In addition to the inducible phosphorylation after stimulation, B lymphocytes containing constitutive nuclear NF-kappa B revealed constitutively phosphorylated p65 and I kappa B alpha .
 NF-kappa B, lymphocytes, B lymphocytes, I kappa B alpha, p65
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:
 NF-kappa B, lymphocytes, B lymphocytes, I kappa B alpha, p65