4375
The results showed that betulin significantly inhibited cell viability in cervix carcinoma HeLa cells , hepatoma HepG2 cells , lung adenocarcinoma A549 cells , and breast cancer MCF - 7 cells with IC ( 50 ) values ranging from 10 to 15 microg / mL .
 cell, cervix carcinoma HeLa cells, hepatoma HepG2 cells, lung adenocarcinoma A549 cells, breast cancer MCF - 7 cells
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 cell, cervix carcinoma HeLa cells, hepatoma HepG2 cells, lung adenocarcinoma A549 cells, breast cancer MCF - 7 cells