1999
LAM and LPS were potent inducers of IL-6 gene expression in peripheral blood monocytes .
 cell type: peripheral blood monocytes; protein: LAM; DNA: IL-6 gene
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: peripheral blood monocytes, LAM, IL-6 gene 
Answer:
 cell type: peripheral blood monocytes; protein: LAM; DNA: IL-6 gene