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Both c-Fos and c-Jun protein levels were increased after Con A and PHA stimulation.
 protein: c-Jun; protein: c-Fos
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: c-Jun; protein: c-Fos