4350
This ligand - independent pathway can function through another androgen - regulated promoter as shown by the use of the mouse mammary tumor virus MMTV - CAT reporter .
 GENE: mouse mammary tumor virus MMTV - CAT reporter
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: mouse mammary tumor virus MMTV - CAT reporter