1713
A decreased number of calcitriol ( 1,25(OH)2D3 ) receptors has been observed in parathyroid glands of uremic animals .
 protein: calcitriol ( 1,25(OH)2D3 ) receptors
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: calcitriol ( 1,25(OH)2D3 ) receptors 
Answer:
 protein: calcitriol ( 1,25(OH)2D3 ) receptors