1112
Consistent with this result, these cell lines expressed increased levels of mRNAs encoding the AP-1 proteins , c-Fos , Fra-1 , c-Jun , JunB , and JunD .
 protein: Fra-1; protein: JunB; protein: c-Fos; protein: JunD; protein: AP-1 proteins; protein: c-Jun; RNA: mRNAs
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: Fra-1; protein: JunB; protein: c-Fos; protein: JunD; protein: AP-1 proteins; protein: c-Jun; RNA: mRNAs