12299
Therefore, we investigated CD2 and CD3 receptor -mediated signalling in primary human peripheral blood mononuclear cells ( PBMC ).
 protein: CD3; cell type: PBMC; cell type: primary human peripheral blood mononuclear cells; protein: CD2; protein: CD3 receptor
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: CD3, PBMC, primary human peripheral blood mononuclear cells, CD2, CD3 receptor 
Answer:
 protein: CD3; cell type: PBMC; cell type: primary human peripheral blood mononuclear cells; protein: CD2; protein: CD3 receptor