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These results indicate that LTB4 may regulate the production of different cytokines by modulating the yield and/or the function of transcription factors such as AP-1 -binding proto-oncogene products .
 protein: AP-1; protein: transcription factors; protein: proto-oncogene products; protein: cytokines
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:
 protein: AP-1; protein: transcription factors; protein: proto-oncogene products; protein: cytokines