1511
The induction by dexamethasone of rat liver CYP3A1 differs from classical glucocorticoid gene regulation in part because both glucocorticoids and antiglucocorticoids such as pregnenolone 16 alpha - carbonitrile ( PCN ) induce CYP3A1 through transcriptional gene activation .
 GENE: rat liver CYP3A1; GENE: CYP3A1
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: rat liver CYP3A1; GENE: CYP3A1