6079
Since this is the first report on IL-10 induced signal transduction , these data may help to identify the intracellular mechanisms by which IL-10 stimulates human B-cells .
 cell type: human B-cells; protein: IL-10; protein: IL-10
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 B-cells, IL-10, IL-10 
Answer:
 cell type: human B-cells; protein: IL-10; protein: IL-10