344
The circadian rhythm , however , was not affected and the difference between minimum ( 12 . 00 h ) and maximum ( 18 . 50 h ) serum concentrations was 31 . 3 % .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 None