24348
The influence of CYP450 - and CYP2E1 - mediated metabolism for the cytotoxicity of MTX was assessed after 96 - h incubation with MTX ( 100 nM and 1 mu M ) in the presence / absence of CYP450 or CYP2E1 inhibitors .
 Chemical: MTX; Chemical: MTX
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: MTX; Chemical: MTX