3155
The growth of the cells was not inhibited under these conditions , except after treatment with 10 microM all - trans - RA in serum - free medium .
 Anatomy: cells; Anatomy: serum
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: cells; Anatomy: serum