595
Five days after DOX administration , left ventricular performance was significantly depressed in PARP - 1 + / + mice , but only to a smaller extent in PARP - 1 - / - ones .
 Chemical: DOX
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: DOX