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
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None