26925
Both ICI treatments , induced a significant decrease ( p < 0 . 01 ) in uterine estrogen receptor alpha ( ER alpha ) content , had no effect on uterine progesterone receptor ( PR ) protein expression and caused marked nuclear localization of cyclin D1 , in both luminal and glandular uterine epithelium , as compared to vehicle - treated animals .
 Chemical: ICI; Chemical: estrogen; Chemical: progesterone
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: ICI; Chemical: estrogen; Chemical: progesterone