20156
Sub - acute , moderate - dose , but not short - term , low - dose dietary pre - exposure of mice to perfluorooctanoate aggravates concanavalin A - induced hepatitis .
 Chemical: perfluorooctanoate
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: perfluorooctanoate