12351
Acute stress in 7 rats also increased the mean amount of IL - 6 released in the urine by 31 . 5 % from 775 . 9 + / - 69 . 2 to 1 , 021 . 1 + / - 93 . 3 pg . / ml .
 GENE: IL - 6
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: IL - 6 
Answer:
 GENE: IL - 6