5446
To identify the molecular basis for specificity and inducibility, the chromatin configuration of the human B7.1 gene was examined in intact nuclei from various cell types.
 DNA: human B7.1 gene; DNA: chromatin
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: human B7.1 gene, chromatin 
Answer:
 DNA: human B7.1 gene; DNA: chromatin