2310
Derivation and initial characterization of a mouse mammary tumor cell line carrying the polyomavirus middle T antigen : utility in the development of novel cancer therapeutics .
 GENE: polyomavirus middle T antigen
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: polyomavirus middle T antigen