3922
The increase of the pro - apoptotic protein Bax , cleaved PARP and caspase - 3 , and the decrease of anti - apoptotic protein Bcl - 2 were observed .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None