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Signal transduction pathways triggered by the FcepsilonRIIb receptor ( CD23 ) in human monocytes lead to nuclear factor-kappaB activation .
 nuclear factor-kappaB, FcepsilonRIIb receptor, CD23, human monocytes
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:
 nuclear factor-kappaB, FcepsilonRIIb receptor, CD23, human monocytes