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In this study we present evidence for reactivity of pregnancy lymphocytes , but not nonpregnancy lymphocytes , with the progesterone receptor-specific monoclonal antibody mPRI .
 cell line: lymphocytes; cell line: lymphocytes; cell type: pregnancy lymphocytes; protein: progesterone receptor-specific monoclonal antibody; cell type: nonpregnancy lymphocytes; protein: mPRI
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:
 cell line: lymphocytes; cell line: lymphocytes; cell type: pregnancy lymphocytes; protein: progesterone receptor-specific monoclonal antibody; cell type: nonpregnancy lymphocytes; protein: mPRI