1764
Additionally , Hg ( 2 + ) induced reactive oxygen species ( ROS ) generation accompanied by the loss of mitochondrial transmembrane potential , measured by Dihydrorhodamine and Rhodamine - 123 , respectively .
 Chemical: Hg ( 2 + ); Chemical: oxygen; Chemical: Dihydrorhodamine; Chemical: Rhodamine - 123
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: Hg ( 2 + ); Chemical: oxygen; Chemical: Dihydrorhodamine; Chemical: Rhodamine - 123