PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 20651984-11 2010 We conclude that verapamil increased the antimyeloma effect of bortezomib by enhancing ER stress signals along with NF-kappaB inhibition, leading to cell death. Bortezomib 63-73 nuclear factor kappa B subunit 1 Homo sapiens 116-125