PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15353181-7 2004 Treatment with the proteasome inhibitor epoxomicin (100 nM) for 3 days caused a prominent upregulation of ERalpha both in the absence and in the presence of E(2), while ERbeta was unaffected, suggesting that ERalpha but not ERbeta is degraded by ubiquitin-proteasome system in vascular smooth muscle cells. epoxomicin 40-50 estrogen receptor 1 (alpha) Mus musculus 106-113 15353181-7 2004 Treatment with the proteasome inhibitor epoxomicin (100 nM) for 3 days caused a prominent upregulation of ERalpha both in the absence and in the presence of E(2), while ERbeta was unaffected, suggesting that ERalpha but not ERbeta is degraded by ubiquitin-proteasome system in vascular smooth muscle cells. epoxomicin 40-50 estrogen receptor 1 (alpha) Mus musculus 208-215