PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21327800-0 2011 Clinical significance of progesterone receptor and HER2 status in estrogen receptor-positive, operable breast cancer with adjuvant tamoxifen. Tamoxifen 131-140 progesterone receptor Homo sapiens 25-46 21327800-10 2011 CONCLUSIONS: In ER-positive, operable breast cancer, PR negativity may provide additional information on poor prognosis or tamoxifen resistance during adjuvant tamoxifen therapy within 5 years postsurgery. Tamoxifen 123-132 progesterone receptor Homo sapiens 53-55 21327800-10 2011 CONCLUSIONS: In ER-positive, operable breast cancer, PR negativity may provide additional information on poor prognosis or tamoxifen resistance during adjuvant tamoxifen therapy within 5 years postsurgery. Tamoxifen 160-169 progesterone receptor Homo sapiens 53-55