2598
The stimulatory effect of gp160 on NF-kappa B activation is protein synthesis independent, is dependent upon protein tyrosine phosphorylation, and abrogated by inhibitors of protein kinase C .
 NF-kappa B, protein kinase C
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, protein kinase C