8898
However , mutations in the HNF - 4 binding site on element CIIB and inhibition of HNF - 4 synthesis in HepG2 cells by antisense HNF - 4 constructs decreased the apoCII promoter activity to 25 - 40 % of the control , indicating that HNF - 4 is a positive regulator of the apoCII gene .
 GENE: HNF - 4 binding site; GENE: element CIIB; GENE: HNF - 4; GENE: HNF - 4 constructs; GENE: apoCII promoter; GENE: HNF - 4; GENE: apoCII gene
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: HNF - 4 binding site, element CIIB, HNF - 4, HNF - 4 constructs, apoCII promoter, HNF - 4, apoCII gene 
Answer:
 GENE: HNF - 4 binding site; GENE: element CIIB; GENE: HNF - 4; GENE: HNF - 4 constructs; GENE: apoCII promoter; GENE: HNF - 4; GENE: apoCII gene