10707
The involvement of the CCK(B) receptor in such a stimulation was demonstrated by the inhibiting effect of the selective CCK(B) receptor antagonist PD-135,158 .
 protein: CCK(B) receptor; protein: CCK(B) 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: CCK(B) receptor, CCK(B) receptor 
Answer:
 protein: CCK(B) receptor; protein: CCK(B) receptor