865
A significant increase in the hepatic and brain P450 monooxygenases was also observed when the duration of exposure of low dose ( 2 . 5 mg / kg ) of lindane was increased from 5 days to 15 or 21 days .
 Chemical: lindane
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: lindane