4469
The same DES treatment produced no significant growth ( 8 . 9 + / - 0 . 5 mg for treated females versus 8 . 7 + / - 1 . 1 for untreated females ) or morphological changes in Brown Norway ( BN ) rat pituitaries .
 Chemical: DES
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: DES