9154
However, when PBMC were stimulated with LPS or IL-1beta , both C3a and C3a(desArg) were found to enhance IL-6 release by PBMC in a dose-dependent manner .
 PBMC, C3a(desArg), IL-1beta, C3a, PBMC, IL-6
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:
 PBMC, C3a(desArg), IL-1beta, C3a, PBMC, IL-6