30260
Regulatory T cells ( Treg ) are a subpopulation of T cells that are central to immune homeostasis and develop under the control of a complex regulatory network consisting of FoxP3 and its partner factors .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None