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Consistent with this notion, we found that LPS stimulated AP-1 -mediated transcription of a transfected reporter gene in the murine macrophage cell line RAW 264.7 .
 protein: AP-1; DNA: transfected reporter gene; cell line: murine macrophage cell line RAW 264.7
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, transfected reporter gene, murine macrophage cell line RAW 264.7 
Answer:
 protein: AP-1; DNA: transfected reporter gene; cell line: murine macrophage cell line RAW 264.7