11226
Thus, Tax , through enhancement of the DNA-binding activity of E2F , may be capable of regulating cellular gene expression implicated in the proliferation and transformation of T cells in ATL .
 protein: Tax; protein: E2F; 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: Tax, E2F, T cells 
Answer:
 protein: Tax; protein: E2F; cell type: T cells