12184
Our results seem to confirm a possible role of the transcriptional complex AP-1 in activating GST-pi promoter in human plasma cells .
 protein: AP-1; protein: transcriptional complex; cell type: human plasma cells; DNA: GST-pi promoter; protein: GST-pi
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: AP-1, transcriptional complex, human plasma cells, GST-pi promoter, GST-pi 
Answer:
 protein: AP-1; protein: transcriptional complex; cell type: human plasma cells; DNA: GST-pi promoter; protein: GST-pi