PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18204896-7 2008 9-cis retinoic acid never potentiated the proteasomal degradation of ERalpha. Alitretinoin 0-19 estrogen receptor 1 Homo sapiens 69-76 19340624-7 2009 The strongest effect of transcription inhibition ERalpha (2.5 times) and especially ERbeta (10 times) was observed after addition of 9-cis retinoic acid and paclitaxel. Alitretinoin 133-152 estrogen receptor 1 Homo sapiens 49-56