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Here Hans Clevers and Michael Owen describe how the cloning of the genes that encode T-cell-specific membrane proteins allows the identification of transcription factors that control the expression of these T-cell genes .
 DNA: T-cell genes; protein: transcription factors; protein: T-cell-specific membrane proteins
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:
 DNA: T-cell genes; protein: transcription factors; protein: T-cell-specific membrane proteins