22979
The aim of this study was to examine whether oral supplementation of quercetin - rich onion peel extract ( OPE ) influences blood coagulation and arterial thrombosis in Sprague - Dawley ( SD ) rats .
 Chemical: quercetin
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: quercetin