3183
N - methyl - N - nitrosourea - induced transformation of rat urothelial cells in vitro is not mediated by activation of ras oncogenes .
 Anatomy: urothelial cells
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: urothelial cells