1077
Additionally, it inhibited the production of LTB4 (IC50 = 0.5 microM) and the cytokines IL-2 , IL-6 and TNF alpha (IC50 = 10-12 microM).
 protein: IL-2; protein: IL-6; protein: TNF alpha; protein: LTB4; protein: cytokines
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: IL-2; protein: IL-6; protein: TNF alpha; protein: LTB4; protein: cytokines