3974
We examined the effect of an increase or inhibition of autophagy in combination with DXR on apoptosis , reactive oxygen species ( ROS ) production and mitochondrial function .
 Chemical: DXR; Chemical: oxygen
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: DXR; Chemical: oxygen