11833
IL-6 treatment of the human lymphoblastoid cell line , SKW6.4 , leads to increased IgM production .
 cell line: human lymphoblastoid cell line; protein: IL-6; cell line: SKW6.4; protein: IgM
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: human lymphoblastoid cell line, IL-6, SKW6.4, IgM 
Answer:
 cell line: human lymphoblastoid cell line; protein: IL-6; cell line: SKW6.4; protein: IgM