13446
These data support the view that stimulation through CD28 can induce some effector functions in T cells and suggest that this capacity is associated with a particular pattern of early signaling events
 protein: CD28; cell type: T 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: CD28, T cells 
Answer:
 protein: CD28; cell type: T cells