1492
In contrast, the human T cell line , IARC 301 , expresses these two genes constitutively and we have previously demonstrated that its growth depends on the autocrine production of this T cell growth factor and high affinity IL-2R .
 protein: T cell growth factor; protein: high affinity IL-2R; cell line: human T cell line; cell line: IARC 301
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: T cell growth factor; protein: high affinity IL-2R; cell line: human T cell line; cell line: IARC 301