1255
It also displayed significant cytotoxicity against the MCF - 7 cell line ( IC50 42 . 9 micro g / mL ) and appeared to have induced cell death through apoptosis .
 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