10289
A sucrose gradient analysis indicated the simultaneous presence of two kinds of receptor complexes: the steroid-MR complex and the antibody-MR complex .
 steroid-MR complex, antibody-MR complex
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:
 steroid-MR complex, antibody-MR complex