28599
The abundant expression of IFN gamma in ThPOK - deficient CD4 + T cells requires the activation of Eomesodermin ( Eomes ) ; however , the underlying mechanism of this phenomenon remains unclear .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None