848
Six hours after the last administration , uterus of Gf and Cv mice were weight 337 . 6 mg % and 423 . 5 mg % respectively , the difference was statistically significant ( p less than 0 . 01 ) .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 None