2760
PC12 cell apoptosis induced by DBDCT was confirmed by annexin V / propidium iodide staining , and characterized by cleavage of caspase - 9 and caspase - 3 proteins .
 Chemical: DBDCT; Chemical: propidium iodide
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: DBDCT; Chemical: propidium iodide