passages.id: split_1_test_3154_passage
passages.type: progene_text
passages.text: We developed sensitive methods for detecting and quantifying RPIP9 mRNA and used it to identify these transcripts in normal human tissues , 60 biopsies of primary breast carcinoma , in isolated epithelial cells both from the primary tumor and from associated lymph nodes , and from bone marrow biopsies of 74 breast cancer patients .