14559
The reactivity of murine monoclonal antibodies , anti-CD4-FITC , anti-CD8-FITC , anti-CD2-FITC and anti-calla-FITC , were analyzed using flow cytometry .
 protein: anti-CD8-FITC; protein: anti-CD2-FITC; protein: anti-calla-FITC; protein: anti-CD4-FITC; protein: murine monoclonal antibodies
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: anti-CD8-FITC, anti-CD2-FITC, anti-calla-FITC, anti-CD4-FITC, murine monoclonal antibodies 
Answer:
 protein: anti-CD8-FITC; protein: anti-CD2-FITC; protein: anti-calla-FITC; protein: anti-CD4-FITC; protein: murine monoclonal antibodies