1423
If this is the case , identification and characterization of transcripts from the Ig loci should permit a better understanding of the gene rearrangement process .
 GENE: Ig loci
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: Ig loci 
Answer:
 GENE: Ig loci