873
Peak insulin response to glucose infusion declined from Groups 1 to 3 ( 51 + / - 14 , 42 . 4 + / - 31 , 20 . 4 + / - 6 . 8 microU / ml , respectively ) with Group 3 exhibiting a significantly decreased mean peak level compared to the other groups .
 GENE: insulin
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: insulin