4564
In the promoters of many immediate early genes , including c - fos , CArG DNA regulatory elements mediate basal constituitive expression and rapid and transient serum induction .
 GENE: immediate early genes; GENE: c - fos
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: immediate early genes; GENE: c - fos