8307
Direct proof that the heightened renal cellular apoptosis in PKD is not occurring through p53 was obtained by successive matings between SBM and p53 ( - / - ) mice .
 GENE: p53; GENE: p53
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: p53, p53 
Answer:
 GENE: p53; GENE: p53