2253
When severe hypoxia was acutely produced by ventilation with low - oxygen mixtures in experimental ( PaO2 , 23 . 7 + / - 1 . 7 torr ) and control animals ( PaO2 , 26 . 3 + / - 1 . 0 torr ) , plasma insulin responses were markedly inhibited in both .
 GENE: plasma 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: plasma insulin