1169
The numbers and binding affinities of these receptors could not account for the observed difference in the susceptibility of these cells to functional inhibition by dexamethasone in vitro.
 protein: receptors
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: receptors