22574
In the present study , the exposure of melanoma cells to vinblastine was found to trigger apoptosis as evidenced by the loss of mitochondrial membrane potential , the release of both cytochrome c and apoptosis inducing factor , activation of caspase - 9 and 3 , and cleavage of Poly ( ADP - ribose ) - Polymerase .
 Chemical: vinblastine; Chemical: Poly ( ADP - ribose )
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: vinblastine; Chemical: Poly ( ADP - ribose )