585
Synchronous recognition of peptides 158-176 and 248-263 is important for the development of GD , and the loss of recognition of one of these epitopes may be an early sign of immune remission and a predictor of euthyroidism .
 epitopes
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:
 epitopes