471
Immune defects also are evident in ATM - / - mice , including reduced numbers of B220 + CD43 - pre - B cells , thymocytes , and peripheral T cells , as well as functional impairment of T - cell - dependent immune responses .
 Disease: Immune defects
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease 
Text: {0} 
Answer:
 Disease: Immune defects