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The importance of many of these genes relates to the role their transcription factor products play in dictating patterns of expression of downstream, function-related genes .
 DNA: function-related genes; protein: transcription factor products; protein: transcription factor
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: function-related genes, transcription factor products, transcription factor 
Answer:
 DNA: function-related genes; protein: transcription factor products; protein: transcription factor