5434
Surfactant suppresses NF-kappa B activation in human monocytic cells .
 NF-kappa B, monocytic cells
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, monocytic cells