1135
Loss of p21 completely abolished the cell cycle arrest function of p53R172P and accelerated tumor onset in Trp53 ( 515C / 515C ) mice .
 Anatomy: cell; Anatomy: tumor
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: cell; Anatomy: tumor