9674
A single-chain Fv ( sFv ) was expressed from the variable regions of the CD40-specific mAb G28-5 .
 protein: sFv; protein: mAb G28-5; protein: single-chain Fv; protein: variable regions
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: sFv, mAb G28-5, single-chain Fv, variable regions 
Answer:
 protein: sFv; protein: mAb G28-5; protein: single-chain Fv; protein: variable regions