4719
The genetic elements and regulatory mechanisms responsible for human interleukin 9 ( IL-9 ) gene expression in a human T cell leukemia virus type I-transformed human T cell line , C5MJ2 , were investigated.
 DNA: human interleukin 9 ( IL-9 ) gene; protein: IL-9; cell line: human T cell leukemia virus type I-transformed human T cell line; cell line: C5MJ2
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 interleukin 9 ( IL-9 ) gene, IL-9, human T cell leukemia virus type I-transformed human T cell line, C5MJ2 
Answer:
 DNA: human interleukin 9 ( IL-9 ) gene; protein: IL-9; cell line: human T cell leukemia virus type I-transformed human T cell line; cell line: C5MJ2