4539
In addition to the already identified NIP repressor site , evidence is presented for a second repressor region that restricts promoter activity in fibroblasts .
 cell type: fibroblasts; DNA: NIP repressor site; DNA: second repressor region
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: fibroblasts, NIP repressor site, second repressor region 
Answer:
 cell type: fibroblasts; DNA: NIP repressor site; DNA: second repressor region