5803
Aspidin PB was capable to induce apoptosis , as measured by mitochondrial membrane potential ( Delta Psi m ) , acridine orange ( AO ) staining and propidium iodide ( PI ) / annexin V - FITC double staining .
 Chemical: Aspidin PB; Chemical: acridine orange; Chemical: propidium iodide; Chemical: FITC
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: Aspidin PB; Chemical: acridine orange; Chemical: propidium iodide; Chemical: FITC