8649
The substitution of Ile for Val augmented STAT6 activation , proliferation, and transcription activity of the Iepsilon promoter by IL-4 , whereas that of Arg for Gln did not change these IL-4 signals .
 protein: IL-4; protein: STAT6; DNA: Iepsilon promoter; protein: IL-4
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: IL-4, STAT6, Iepsilon promoter, IL-4 
Answer:
 protein: IL-4; protein: STAT6; DNA: Iepsilon promoter; protein: IL-4