1761
Androgen receptor mRNA was translated in vitro, and androgen- and antiandrogen- bound receptor complexes were studied using limited proteolytic digestion by trypsin .
 Androgen receptor, Androgen receptor mRNA, trypsin
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 Androgen receptor, Androgen receptor mRNA, trypsin