5703
We found that cortisol incubation induced a decrease in IL-1ra mRNA expression and a significant inhibition of IL-1ra protein secretion in cell cultures of human peripheral monocytes stimulated with the bacterial endotoxin lipopolysaccharide ( LPS ).
 RNA: IL-1ra mRNA; cell type: human peripheral monocytes; protein: IL-1ra protein; protein: IL-1ra
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: IL-1ra mRNA, human peripheral monocytes, IL-1ra protein, IL-1ra 
Answer:
 RNA: IL-1ra mRNA; cell type: human peripheral monocytes; protein: IL-1ra protein; protein: IL-1ra