12603
C5a induced kappaB binding activity was detected 15 min after agonist stimulation, peaked at 30-40 min, and remained detectable at 2 h.
 C5a, kappaB
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:
 C5a, kappaB