12018
Although no single chromosome was found to correlate with Ig gene silencing , we discovered that the two types of hybrids had undergone distinct patterns of chromosome loss.
 DNA: Ig gene
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: Ig gene 
Answer:
 DNA: Ig gene