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The latent membrane protein 1 ( LMP1 ) of Epstein-Barr virus ( EBV ) is required for EBV -induced immortalization of human B cells and causes tumorigenic transformation of cell lines .
 LMP1, human B cells, latent membrane protein 1, 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:
 LMP1, human B cells, latent membrane protein 1, cell lines