13044
Rbp1 ( - / - ) mouse mammary tissue has disrupted retinoid homeostasis that results in 40 % depleted endogenous atRA .
 Chemical: retinoid; Chemical: atRA
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: retinoid; Chemical: atRA