2395
In EC109 cells , growth arrest was by induction of apoptosis , associated with downregulation of Bcl - 2 , but not Bax .
 Anatomy: EC109 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: EC109 cells