14540
Electrophoretic mobility shift assays ( EMSA ) showed that specific NFAT binding activity could also be induced in human B cells .
 protein: NFAT; cell type: human B cells
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: NFAT, human B cells 
Answer:
 protein: NFAT; cell type: human B cells