1703
E1A represses apolipoprotein AI enhancer activity in liver cells through a pRb - and CBP - independent pathway .
 GENE: E1A; GENE: apolipoprotein AI enhancer; GENE: pRb; GENE: CBP
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: E1A, apolipoprotein AI enhancer, pRb, CBP 
Answer:
 GENE: E1A; GENE: apolipoprotein AI enhancer; GENE: pRb; GENE: CBP