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This review will cover the molecular mechanisms that are utilized by mammalian oncogenic viruses to affect the activity of Rel/ NF-kappa B transcription factors and the role of Rel /NF-kappa B in the regulation of viral gene expression and replication .
 transcription factors, NF-kappa B, Rel, /NF-kappa B, Rel/ NF-kappa B, Rel /NF-kappa B
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:
 transcription factors, NF-kappa B, Rel, /NF-kappa B, Rel/ NF-kappa B, Rel /NF-kappa B