25507
The cytotoxic effect of EVn - 50 and VB1 was determined with SRB assay using a panel of cancer cell lines .
 Chemical: EVn - 50; Chemical: VB1
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: EVn - 50; Chemical: VB1