11094
A functional androgen receptor but not oestrogen receptor turned out to be required for both androgen and oestrogen regulation .
 androgen, oestrogen, androgen, oestrogen
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 androgen, oestrogen, androgen, oestrogen