878
With respect to their roles in apoptosis , loss of atm rendered thymocytes only partly resistant to irradiation - induced apoptosis , whereas additional loss of p53 engendered complete resistance .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease 
Text: {0} 
 Entities:  
Answer:
 None