2326
We investigated here whether 6 popular antitumor compounds modify the cytotoxic activity of NaF against human squamous cell carcinoma ( HSC - 2 ) and human promyelocytic leukemia ( HL - 60 ) cell lines .
 antitumor, squamous cell carcinoma, HSC - 2 ), promyelocytic leukemia ( HL - 60 ) cell lines
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 antitumor, squamous cell carcinoma, HSC - 2 ), promyelocytic leukemia ( HL - 60 ) cell lines